./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.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 daf22da9b7e50e3668f3d2614a09dc89eb6381d258696004a4678815dde8cbcc --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 20:31:56,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 20:31:56,330 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 20:31:56,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 20:31:56,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 20:31:56,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 20:31:56,366 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 20:31:56,366 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 20:31:56,367 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 20:31:56,368 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 20:31:56,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 20:31:56,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 20:31:56,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 20:31:56,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 20:31:56,371 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 20:31:56,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 20:31:56,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 20:31:56,372 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 20:31:56,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 20:31:56,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 20:31:56,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 20:31:56,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 20:31:56,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 20:31:56,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 20:31:56,377 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 20:31:56,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 20:31:56,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 20:31:56,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 20:31:56,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 20:31:56,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 20:31:56,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 20:31:56,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 20:31:56,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:31:56,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 20:31:56,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 20:31:56,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 20:31:56,382 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 20:31:56,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 20:31:56,382 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 20:31:56,382 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 20:31:56,383 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 20:31:56,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 20:31:56,383 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daf22da9b7e50e3668f3d2614a09dc89eb6381d258696004a4678815dde8cbcc [2024-11-08 20:31:56,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 20:31:56,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 20:31:56,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 20:31:56,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 20:31:56,652 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 20:31:56,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.i [2024-11-08 20:31:58,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 20:31:58,363 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 20:31:58,364 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.i [2024-11-08 20:31:58,374 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc7ba9867/d6cb66f4e6cf433b851a2e9b196388db/FLAG7db7859a1 [2024-11-08 20:31:58,386 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc7ba9867/d6cb66f4e6cf433b851a2e9b196388db [2024-11-08 20:31:58,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 20:31:58,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 20:31:58,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 20:31:58,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 20:31:58,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 20:31:58,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751d7be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58, skipping insertion in model container [2024-11-08 20:31:58,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,435 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 20:31:58,617 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.i[916,929] [2024-11-08 20:31:58,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:31:58,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 20:31:58,777 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-61.i[916,929] [2024-11-08 20:31:58,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:31:58,848 INFO L204 MainTranslator]: Completed translation [2024-11-08 20:31:58,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58 WrapperNode [2024-11-08 20:31:58,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 20:31:58,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 20:31:58,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 20:31:58,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 20:31:58,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,918 INFO L138 Inliner]: procedures = 26, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 533 [2024-11-08 20:31:58,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 20:31:58,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 20:31:58,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 20:31:58,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 20:31:58,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,941 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,973 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]. [2024-11-08 20:31:58,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:58,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,032 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 20:31:59,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 20:31:59,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 20:31:59,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 20:31:59,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (1/1) ... [2024-11-08 20:31:59,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:31:59,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:31:59,085 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) [2024-11-08 20:31:59,088 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 [2024-11-08 20:31:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 20:31:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 20:31:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 20:31:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 20:31:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 20:31:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 20:31:59,274 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 20:31:59,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 20:32:00,194 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-08 20:32:00,196 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 20:32:00,221 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 20:32:00,221 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 20:32:00,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:32:00 BoogieIcfgContainer [2024-11-08 20:32:00,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 20:32:00,225 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 20:32:00,226 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 20:32:00,230 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 20:32:00,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 08:31:58" (1/3) ... [2024-11-08 20:32:00,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e48d0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:32:00, skipping insertion in model container [2024-11-08 20:32:00,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:58" (2/3) ... [2024-11-08 20:32:00,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e48d0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:32:00, skipping insertion in model container [2024-11-08 20:32:00,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:32:00" (3/3) ... [2024-11-08 20:32:00,234 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-61.i [2024-11-08 20:32:00,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 20:32:00,250 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 20:32:00,330 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 20:32:00,338 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;@248014a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 20:32:00,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 20:32:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 226 states, 152 states have (on average 1.5592105263157894) internal successors, (237), 153 states have internal predecessors, (237), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-08 20:32:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-08 20:32:00,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:00,386 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:00,387 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:00,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:00,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1961056420, now seen corresponding path program 1 times [2024-11-08 20:32:00,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:00,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621850541] [2024-11-08 20:32:00,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:00,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:00,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:01,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:01,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621850541] [2024-11-08 20:32:01,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621850541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:01,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:01,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 20:32:01,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433699861] [2024-11-08 20:32:01,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:01,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 20:32:01,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:01,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 20:32:01,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:32:01,529 INFO L87 Difference]: Start difference. First operand has 226 states, 152 states have (on average 1.5592105263157894) internal successors, (237), 153 states have internal predecessors, (237), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-08 20:32:01,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:01,587 INFO L93 Difference]: Finished difference Result 445 states and 823 transitions. [2024-11-08 20:32:01,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 20:32:01,592 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) Word has length 452 [2024-11-08 20:32:01,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:01,608 INFO L225 Difference]: With dead ends: 445 [2024-11-08 20:32:01,608 INFO L226 Difference]: Without dead ends: 222 [2024-11-08 20:32:01,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:32:01,624 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:01,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:01,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-11-08 20:32:01,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2024-11-08 20:32:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 149 states have (on average 1.5302013422818792) internal successors, (228), 149 states have internal predecessors, (228), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-08 20:32:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 370 transitions. [2024-11-08 20:32:01,724 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 370 transitions. Word has length 452 [2024-11-08 20:32:01,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:01,725 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 370 transitions. [2024-11-08 20:32:01,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-08 20:32:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 370 transitions. [2024-11-08 20:32:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-08 20:32:01,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:01,744 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:01,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 20:32:01,745 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:01,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:01,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1125862382, now seen corresponding path program 1 times [2024-11-08 20:32:01,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:01,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129763834] [2024-11-08 20:32:01,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:01,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:02,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:02,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129763834] [2024-11-08 20:32:02,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129763834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:02,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:02,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:32:02,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797395151] [2024-11-08 20:32:02,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:02,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:32:02,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:02,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:32:02,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:02,397 INFO L87 Difference]: Start difference. First operand 222 states and 370 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:02,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:02,488 INFO L93 Difference]: Finished difference Result 591 states and 988 transitions. [2024-11-08 20:32:02,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:32:02,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 452 [2024-11-08 20:32:02,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:02,494 INFO L225 Difference]: With dead ends: 591 [2024-11-08 20:32:02,495 INFO L226 Difference]: Without dead ends: 372 [2024-11-08 20:32:02,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:02,499 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 228 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 702 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:02,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 702 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:02,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2024-11-08 20:32:02,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 369. [2024-11-08 20:32:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 259 states have (on average 1.5366795366795367) internal successors, (398), 260 states have internal predecessors, (398), 107 states have call successors, (107), 2 states have call predecessors, (107), 2 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-08 20:32:02,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 612 transitions. [2024-11-08 20:32:02,569 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 612 transitions. Word has length 452 [2024-11-08 20:32:02,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:02,571 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 612 transitions. [2024-11-08 20:32:02,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 612 transitions. [2024-11-08 20:32:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-11-08 20:32:02,575 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:02,576 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:02,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 20:32:02,576 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:02,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:02,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1066676233, now seen corresponding path program 1 times [2024-11-08 20:32:02,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:02,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712872027] [2024-11-08 20:32:02,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:02,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:02,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:03,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:03,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712872027] [2024-11-08 20:32:03,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712872027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:03,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:03,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:32:03,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094942286] [2024-11-08 20:32:03,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:03,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:32:03,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:03,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:32:03,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:03,058 INFO L87 Difference]: Start difference. First operand 369 states and 612 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:03,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:03,099 INFO L93 Difference]: Finished difference Result 735 states and 1221 transitions. [2024-11-08 20:32:03,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:32:03,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 453 [2024-11-08 20:32:03,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:03,106 INFO L225 Difference]: With dead ends: 735 [2024-11-08 20:32:03,106 INFO L226 Difference]: Without dead ends: 369 [2024-11-08 20:32:03,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:03,109 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:03,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 731 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:03,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2024-11-08 20:32:03,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2024-11-08 20:32:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 259 states have (on average 1.528957528957529) internal successors, (396), 260 states have internal predecessors, (396), 107 states have call successors, (107), 2 states have call predecessors, (107), 2 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-08 20:32:03,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 610 transitions. [2024-11-08 20:32:03,159 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 610 transitions. Word has length 453 [2024-11-08 20:32:03,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:03,160 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 610 transitions. [2024-11-08 20:32:03,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:03,161 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 610 transitions. [2024-11-08 20:32:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-11-08 20:32:03,167 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:03,167 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:03,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 20:32:03,168 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:03,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:03,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1539347321, now seen corresponding path program 1 times [2024-11-08 20:32:03,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:03,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71356306] [2024-11-08 20:32:03,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:03,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:03,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:03,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71356306] [2024-11-08 20:32:03,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71356306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:03,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:03,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 20:32:03,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606322685] [2024-11-08 20:32:03,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:03,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 20:32:03,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:03,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 20:32:03,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:32:03,782 INFO L87 Difference]: Start difference. First operand 369 states and 610 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:04,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:04,674 INFO L93 Difference]: Finished difference Result 1168 states and 1921 transitions. [2024-11-08 20:32:04,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 20:32:04,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 453 [2024-11-08 20:32:04,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:04,683 INFO L225 Difference]: With dead ends: 1168 [2024-11-08 20:32:04,683 INFO L226 Difference]: Without dead ends: 802 [2024-11-08 20:32:04,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 20:32:04,686 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 1132 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:04,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1132 Valid, 1453 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 20:32:04,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-11-08 20:32:04,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 677. [2024-11-08 20:32:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 677 states, 491 states have (on average 1.5417515274949083) internal successors, (757), 494 states have internal predecessors, (757), 181 states have call successors, (181), 4 states have call predecessors, (181), 4 states have return successors, (181), 178 states have call predecessors, (181), 181 states have call successors, (181) [2024-11-08 20:32:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 1119 transitions. [2024-11-08 20:32:04,759 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 1119 transitions. Word has length 453 [2024-11-08 20:32:04,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:04,760 INFO L471 AbstractCegarLoop]: Abstraction has 677 states and 1119 transitions. [2024-11-08 20:32:04,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1119 transitions. [2024-11-08 20:32:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-11-08 20:32:04,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:04,765 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:04,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 20:32:04,766 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:04,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:04,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1726260677, now seen corresponding path program 1 times [2024-11-08 20:32:04,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:04,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887747036] [2024-11-08 20:32:04,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:04,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:05,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:05,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887747036] [2024-11-08 20:32:05,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887747036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:05,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:05,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:32:05,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183577209] [2024-11-08 20:32:05,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:05,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:32:05,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:05,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:32:05,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:05,232 INFO L87 Difference]: Start difference. First operand 677 states and 1119 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:05,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:05,318 INFO L93 Difference]: Finished difference Result 1906 states and 3148 transitions. [2024-11-08 20:32:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:32:05,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 453 [2024-11-08 20:32:05,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:05,328 INFO L225 Difference]: With dead ends: 1906 [2024-11-08 20:32:05,328 INFO L226 Difference]: Without dead ends: 1232 [2024-11-08 20:32:05,331 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:05,332 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 217 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:05,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 775 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:05,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2024-11-08 20:32:05,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1226. [2024-11-08 20:32:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1226 states, 908 states have (on average 1.5473568281938326) internal successors, (1405), 915 states have internal predecessors, (1405), 309 states have call successors, (309), 8 states have call predecessors, (309), 8 states have return successors, (309), 302 states have call predecessors, (309), 309 states have call successors, (309) [2024-11-08 20:32:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1226 states and 2023 transitions. [2024-11-08 20:32:05,425 INFO L78 Accepts]: Start accepts. Automaton has 1226 states and 2023 transitions. Word has length 453 [2024-11-08 20:32:05,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:05,426 INFO L471 AbstractCegarLoop]: Abstraction has 1226 states and 2023 transitions. [2024-11-08 20:32:05,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2023 transitions. [2024-11-08 20:32:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-11-08 20:32:05,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:05,430 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:05,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 20:32:05,431 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:05,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:05,431 INFO L85 PathProgramCache]: Analyzing trace with hash 140514811, now seen corresponding path program 1 times [2024-11-08 20:32:05,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:05,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355084909] [2024-11-08 20:32:05,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:05,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:05,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:06,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:06,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355084909] [2024-11-08 20:32:06,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355084909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:06,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:06,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:32:06,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761903033] [2024-11-08 20:32:06,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:06,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:32:06,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:06,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:32:06,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:06,359 INFO L87 Difference]: Start difference. First operand 1226 states and 2023 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:06,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:06,533 INFO L93 Difference]: Finished difference Result 3648 states and 6021 transitions. [2024-11-08 20:32:06,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:32:06,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 453 [2024-11-08 20:32:06,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:06,550 INFO L225 Difference]: With dead ends: 3648 [2024-11-08 20:32:06,550 INFO L226 Difference]: Without dead ends: 2425 [2024-11-08 20:32:06,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:32:06,556 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 234 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:06,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 731 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:06,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2425 states. [2024-11-08 20:32:06,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2425 to 2423. [2024-11-08 20:32:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2423 states, 1788 states have (on average 1.5391498881431767) internal successors, (2752), 1802 states have internal predecessors, (2752), 618 states have call successors, (618), 16 states have call predecessors, (618), 16 states have return successors, (618), 604 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-08 20:32:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2423 states and 3988 transitions. [2024-11-08 20:32:06,770 INFO L78 Accepts]: Start accepts. Automaton has 2423 states and 3988 transitions. Word has length 453 [2024-11-08 20:32:06,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:06,771 INFO L471 AbstractCegarLoop]: Abstraction has 2423 states and 3988 transitions. [2024-11-08 20:32:06,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 3988 transitions. [2024-11-08 20:32:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:06,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:06,777 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:06,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 20:32:06,777 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:06,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:06,778 INFO L85 PathProgramCache]: Analyzing trace with hash -735370181, now seen corresponding path program 1 times [2024-11-08 20:32:06,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:06,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163707] [2024-11-08 20:32:06,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:06,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:07,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:07,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163707] [2024-11-08 20:32:07,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:07,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:07,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:07,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885159534] [2024-11-08 20:32:07,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:07,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:07,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:07,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:07,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:07,572 INFO L87 Difference]: Start difference. First operand 2423 states and 3988 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:08,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:08,087 INFO L93 Difference]: Finished difference Result 4849 states and 7977 transitions. [2024-11-08 20:32:08,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:08,090 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:08,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:08,109 INFO L225 Difference]: With dead ends: 4849 [2024-11-08 20:32:08,109 INFO L226 Difference]: Without dead ends: 2429 [2024-11-08 20:32:08,118 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:08,120 INFO L432 NwaCegarLoop]: 367 mSDtfsCounter, 602 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:08,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 918 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 20:32:08,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2429 states. [2024-11-08 20:32:08,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2429 to 2421. [2024-11-08 20:32:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2421 states, 1786 states have (on average 1.536394176931691) internal successors, (2744), 1800 states have internal predecessors, (2744), 618 states have call successors, (618), 16 states have call predecessors, (618), 16 states have return successors, (618), 604 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-08 20:32:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2421 states and 3980 transitions. [2024-11-08 20:32:08,403 INFO L78 Accepts]: Start accepts. Automaton has 2421 states and 3980 transitions. Word has length 454 [2024-11-08 20:32:08,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:08,404 INFO L471 AbstractCegarLoop]: Abstraction has 2421 states and 3980 transitions. [2024-11-08 20:32:08,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:08,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 3980 transitions. [2024-11-08 20:32:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:08,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:08,410 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:08,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 20:32:08,411 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:08,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:08,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1105390104, now seen corresponding path program 1 times [2024-11-08 20:32:08,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:08,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026133103] [2024-11-08 20:32:08,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:08,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:09,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:09,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026133103] [2024-11-08 20:32:09,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026133103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:09,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:09,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:09,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915398227] [2024-11-08 20:32:09,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:09,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:09,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:09,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:09,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:09,179 INFO L87 Difference]: Start difference. First operand 2421 states and 3980 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:10,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:10,210 INFO L93 Difference]: Finished difference Result 7221 states and 11874 transitions. [2024-11-08 20:32:10,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:10,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:10,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:10,242 INFO L225 Difference]: With dead ends: 7221 [2024-11-08 20:32:10,242 INFO L226 Difference]: Without dead ends: 4803 [2024-11-08 20:32:10,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:32:10,253 INFO L432 NwaCegarLoop]: 570 mSDtfsCounter, 281 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:10,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 1337 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 20:32:10,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4803 states. [2024-11-08 20:32:10,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4803 to 4745. [2024-11-08 20:32:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4745 states, 3524 states have (on average 1.5351872871736663) internal successors, (5410), 3554 states have internal predecessors, (5410), 1188 states have call successors, (1188), 32 states have call predecessors, (1188), 32 states have return successors, (1188), 1158 states have call predecessors, (1188), 1188 states have call successors, (1188) [2024-11-08 20:32:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4745 states to 4745 states and 7786 transitions. [2024-11-08 20:32:10,875 INFO L78 Accepts]: Start accepts. Automaton has 4745 states and 7786 transitions. Word has length 454 [2024-11-08 20:32:10,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:10,876 INFO L471 AbstractCegarLoop]: Abstraction has 4745 states and 7786 transitions. [2024-11-08 20:32:10,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 4745 states and 7786 transitions. [2024-11-08 20:32:10,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:10,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:10,886 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:10,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 20:32:10,887 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:10,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:10,887 INFO L85 PathProgramCache]: Analyzing trace with hash -923196006, now seen corresponding path program 1 times [2024-11-08 20:32:10,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:10,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578871940] [2024-11-08 20:32:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:11,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:11,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578871940] [2024-11-08 20:32:11,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578871940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:11,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:11,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:11,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475862129] [2024-11-08 20:32:11,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:11,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:11,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:11,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:11,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:11,490 INFO L87 Difference]: Start difference. First operand 4745 states and 7786 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:12,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:12,039 INFO L93 Difference]: Finished difference Result 11905 states and 19546 transitions. [2024-11-08 20:32:12,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:12,040 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:12,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:12,091 INFO L225 Difference]: With dead ends: 11905 [2024-11-08 20:32:12,091 INFO L226 Difference]: Without dead ends: 7163 [2024-11-08 20:32:12,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:32:12,109 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 236 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:12,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 1370 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 20:32:12,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7163 states. [2024-11-08 20:32:12,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7163 to 7161. [2024-11-08 20:32:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7161 states, 5306 states have (on average 1.5326045985676593) internal successors, (8132), 5350 states have internal predecessors, (8132), 1806 states have call successors, (1806), 48 states have call predecessors, (1806), 48 states have return successors, (1806), 1762 states have call predecessors, (1806), 1806 states have call successors, (1806) [2024-11-08 20:32:12,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7161 states to 7161 states and 11744 transitions. [2024-11-08 20:32:12,905 INFO L78 Accepts]: Start accepts. Automaton has 7161 states and 11744 transitions. Word has length 454 [2024-11-08 20:32:12,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:12,906 INFO L471 AbstractCegarLoop]: Abstraction has 7161 states and 11744 transitions. [2024-11-08 20:32:12,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 7161 states and 11744 transitions. [2024-11-08 20:32:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:12,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:12,917 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:12,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 20:32:12,917 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:12,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:12,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1228592872, now seen corresponding path program 1 times [2024-11-08 20:32:12,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:12,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904324832] [2024-11-08 20:32:12,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:12,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:13,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:14,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:14,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904324832] [2024-11-08 20:32:14,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904324832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:14,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:14,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 20:32:14,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780038373] [2024-11-08 20:32:14,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:14,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 20:32:14,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:14,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 20:32:14,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 20:32:14,108 INFO L87 Difference]: Start difference. First operand 7161 states and 11744 transitions. Second operand has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:19,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:19,347 INFO L93 Difference]: Finished difference Result 29789 states and 48398 transitions. [2024-11-08 20:32:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 20:32:19,348 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:19,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:19,489 INFO L225 Difference]: With dead ends: 29789 [2024-11-08 20:32:19,489 INFO L226 Difference]: Without dead ends: 25047 [2024-11-08 20:32:19,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2024-11-08 20:32:19,520 INFO L432 NwaCegarLoop]: 932 mSDtfsCounter, 1407 mSDsluCounter, 1654 mSDsCounter, 0 mSdLazyCounter, 1375 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 2586 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 1375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:19,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1407 Valid, 2586 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [527 Valid, 1375 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-08 20:32:19,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25047 states. [2024-11-08 20:32:21,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25047 to 8317. [2024-11-08 20:32:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8317 states, 6462 states have (on average 1.5855772206747136) internal successors, (10246), 6506 states have internal predecessors, (10246), 1806 states have call successors, (1806), 48 states have call predecessors, (1806), 48 states have return successors, (1806), 1762 states have call predecessors, (1806), 1806 states have call successors, (1806) [2024-11-08 20:32:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8317 states to 8317 states and 13858 transitions. [2024-11-08 20:32:21,506 INFO L78 Accepts]: Start accepts. Automaton has 8317 states and 13858 transitions. Word has length 454 [2024-11-08 20:32:21,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:21,507 INFO L471 AbstractCegarLoop]: Abstraction has 8317 states and 13858 transitions. [2024-11-08 20:32:21,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 8317 states and 13858 transitions. [2024-11-08 20:32:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:21,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:21,519 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:21,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 20:32:21,520 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:21,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:21,520 INFO L85 PathProgramCache]: Analyzing trace with hash 710569174, now seen corresponding path program 1 times [2024-11-08 20:32:21,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:21,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011427338] [2024-11-08 20:32:21,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:21,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:22,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:22,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011427338] [2024-11-08 20:32:22,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011427338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:22,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:22,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 20:32:22,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169126731] [2024-11-08 20:32:22,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:22,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 20:32:22,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:22,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 20:32:22,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-08 20:32:22,474 INFO L87 Difference]: Start difference. First operand 8317 states and 13858 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:26,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:26,414 INFO L93 Difference]: Finished difference Result 25888 states and 42783 transitions. [2024-11-08 20:32:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 20:32:26,415 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:26,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:26,502 INFO L225 Difference]: With dead ends: 25888 [2024-11-08 20:32:26,502 INFO L226 Difference]: Without dead ends: 19990 [2024-11-08 20:32:26,527 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2024-11-08 20:32:26,528 INFO L432 NwaCegarLoop]: 789 mSDtfsCounter, 1249 mSDsluCounter, 2052 mSDsCounter, 0 mSdLazyCounter, 1532 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 2841 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 1532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:26,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1249 Valid, 2841 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [497 Valid, 1532 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-08 20:32:26,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19990 states. [2024-11-08 20:32:28,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19990 to 15652. [2024-11-08 20:32:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15652 states, 11943 states have (on average 1.5646822406430545) internal successors, (18687), 12031 states have internal predecessors, (18687), 3612 states have call successors, (3612), 96 states have call predecessors, (3612), 96 states have return successors, (3612), 3524 states have call predecessors, (3612), 3612 states have call successors, (3612) [2024-11-08 20:32:28,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15652 states to 15652 states and 25911 transitions. [2024-11-08 20:32:28,281 INFO L78 Accepts]: Start accepts. Automaton has 15652 states and 25911 transitions. Word has length 454 [2024-11-08 20:32:28,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:28,282 INFO L471 AbstractCegarLoop]: Abstraction has 15652 states and 25911 transitions. [2024-11-08 20:32:28,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 15652 states and 25911 transitions. [2024-11-08 20:32:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:32:28,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:28,293 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:28,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 20:32:28,293 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:28,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:28,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1607962452, now seen corresponding path program 1 times [2024-11-08 20:32:28,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:28,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551482935] [2024-11-08 20:32:28,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:28,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:28,924 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:28,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:28,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551482935] [2024-11-08 20:32:28,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551482935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:28,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:28,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:28,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493576101] [2024-11-08 20:32:28,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:28,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:28,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:28,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:28,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:28,927 INFO L87 Difference]: Start difference. First operand 15652 states and 25911 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:30,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:30,585 INFO L93 Difference]: Finished difference Result 31541 states and 52251 transitions. [2024-11-08 20:32:30,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:30,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 454 [2024-11-08 20:32:30,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:30,665 INFO L225 Difference]: With dead ends: 31541 [2024-11-08 20:32:30,665 INFO L226 Difference]: Without dead ends: 15892 [2024-11-08 20:32:30,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:30,720 INFO L432 NwaCegarLoop]: 365 mSDtfsCounter, 1 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1080 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:30,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1080 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:32:30,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15892 states. [2024-11-08 20:32:31,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15892 to 15892. [2024-11-08 20:32:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15892 states, 12183 states have (on average 1.5574981531642453) internal successors, (18975), 12271 states have internal predecessors, (18975), 3612 states have call successors, (3612), 96 states have call predecessors, (3612), 96 states have return successors, (3612), 3524 states have call predecessors, (3612), 3612 states have call successors, (3612) [2024-11-08 20:32:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15892 states to 15892 states and 26199 transitions. [2024-11-08 20:32:32,227 INFO L78 Accepts]: Start accepts. Automaton has 15892 states and 26199 transitions. Word has length 454 [2024-11-08 20:32:32,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:32,228 INFO L471 AbstractCegarLoop]: Abstraction has 15892 states and 26199 transitions. [2024-11-08 20:32:32,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 15892 states and 26199 transitions. [2024-11-08 20:32:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-08 20:32:32,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:32,240 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:32,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 20:32:32,241 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:32,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:32,241 INFO L85 PathProgramCache]: Analyzing trace with hash 411030853, now seen corresponding path program 1 times [2024-11-08 20:32:32,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:32,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622968375] [2024-11-08 20:32:32,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:32,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:32,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:32,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622968375] [2024-11-08 20:32:32,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622968375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:32,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:32,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:32,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028891856] [2024-11-08 20:32:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:32,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:32,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:32,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:32,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:32,995 INFO L87 Difference]: Start difference. First operand 15892 states and 26199 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:36,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:36,453 INFO L93 Difference]: Finished difference Result 47574 states and 78399 transitions. [2024-11-08 20:32:36,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:36,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-11-08 20:32:36,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:36,591 INFO L225 Difference]: With dead ends: 47574 [2024-11-08 20:32:36,591 INFO L226 Difference]: Without dead ends: 31685 [2024-11-08 20:32:36,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:36,638 INFO L432 NwaCegarLoop]: 700 mSDtfsCounter, 568 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:36,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [568 Valid, 903 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 20:32:36,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31685 states. [2024-11-08 20:32:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31685 to 18196. [2024-11-08 20:32:39,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18196 states, 14487 states have (on average 1.5483536964174778) internal successors, (22431), 14575 states have internal predecessors, (22431), 3612 states have call successors, (3612), 96 states have call predecessors, (3612), 96 states have return successors, (3612), 3524 states have call predecessors, (3612), 3612 states have call successors, (3612) [2024-11-08 20:32:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18196 states to 18196 states and 29655 transitions. [2024-11-08 20:32:39,578 INFO L78 Accepts]: Start accepts. Automaton has 18196 states and 29655 transitions. Word has length 455 [2024-11-08 20:32:39,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:39,579 INFO L471 AbstractCegarLoop]: Abstraction has 18196 states and 29655 transitions. [2024-11-08 20:32:39,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 18196 states and 29655 transitions. [2024-11-08 20:32:39,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-08 20:32:39,592 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:39,593 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:39,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 20:32:39,593 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:39,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:39,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1177317049, now seen corresponding path program 1 times [2024-11-08 20:32:39,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:39,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655961167] [2024-11-08 20:32:39,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:39,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:32:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:32:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:32:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:32:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:32:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 20:32:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:32:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 20:32:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:32:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 20:32:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:32:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 20:32:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:32:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 20:32:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:32:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 20:32:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:32:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:32:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:32:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:32:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:32:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:32:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 20:32:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:32:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:32:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:32:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:32:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 20:32:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:32:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 20:32:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:32:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 20:32:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:32:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 20:32:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:32:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 20:32:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:32:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 20:32:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:32:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-08 20:32:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:32:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:32:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-08 20:32:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-08 20:32:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:32:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:32:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 20:32:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-08 20:32:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:32:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 20:32:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:32:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 20:32:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:32:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 20:32:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:32:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:32:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-08 20:32:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:32:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-08 20:32:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:32:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-08 20:32:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:32:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-08 20:32:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:32:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-08 20:32:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:32:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-08 20:32:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:32:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-08 20:32:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:32:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-08 20:32:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:32:39,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-08 20:32:39,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:32:39,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655961167] [2024-11-08 20:32:39,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655961167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:32:39,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:32:39,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:32:39,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714661891] [2024-11-08 20:32:39,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:32:39,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:32:39,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:32:39,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:32:39,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:32:39,965 INFO L87 Difference]: Start difference. First operand 18196 states and 29655 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:42,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:32:42,897 INFO L93 Difference]: Finished difference Result 49878 states and 81471 transitions. [2024-11-08 20:32:42,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:32:42,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 455 [2024-11-08 20:32:42,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:32:43,006 INFO L225 Difference]: With dead ends: 49878 [2024-11-08 20:32:43,006 INFO L226 Difference]: Without dead ends: 31685 [2024-11-08 20:32:43,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:32:43,044 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 353 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 1052 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 20:32:43,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 1052 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 20:32:43,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31685 states. [2024-11-08 20:32:45,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31685 to 18196. [2024-11-08 20:32:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18196 states, 14487 states have (on average 1.541727065645061) internal successors, (22335), 14575 states have internal predecessors, (22335), 3612 states have call successors, (3612), 96 states have call predecessors, (3612), 96 states have return successors, (3612), 3524 states have call predecessors, (3612), 3612 states have call successors, (3612) [2024-11-08 20:32:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18196 states to 18196 states and 29559 transitions. [2024-11-08 20:32:45,555 INFO L78 Accepts]: Start accepts. Automaton has 18196 states and 29559 transitions. Word has length 455 [2024-11-08 20:32:45,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:32:45,555 INFO L471 AbstractCegarLoop]: Abstraction has 18196 states and 29559 transitions. [2024-11-08 20:32:45,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-08 20:32:45,556 INFO L276 IsEmpty]: Start isEmpty. Operand 18196 states and 29559 transitions. [2024-11-08 20:32:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-11-08 20:32:45,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:32:45,570 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:32:45,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 20:32:45,570 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:32:45,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:32:45,571 INFO L85 PathProgramCache]: Analyzing trace with hash -2113089593, now seen corresponding path program 1 times [2024-11-08 20:32:45,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:32:45,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339952709] [2024-11-08 20:32:45,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:32:45,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:32:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat