./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.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 cd3632043214757caefbf8e806ad884979d5d0588e1edb63db72323f63ea6c69 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 03:23:14,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 03:23:14,134 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 03:23:14,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 03:23:14,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 03:23:14,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 03:23:14,168 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 03:23:14,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 03:23:14,169 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 03:23:14,170 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 03:23:14,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 03:23:14,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 03:23:14,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 03:23:14,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 03:23:14,172 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 03:23:14,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 03:23:14,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 03:23:14,176 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 03:23:14,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 03:23:14,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 03:23:14,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 03:23:14,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 03:23:14,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 03:23:14,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 03:23:14,180 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 03:23:14,180 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 03:23:14,181 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 03:23:14,181 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 03:23:14,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 03:23:14,181 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 03:23:14,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 03:23:14,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 03:23:14,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:23:14,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 03:23:14,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 03:23:14,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 03:23:14,185 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 03:23:14,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 03:23:14,185 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 03:23:14,185 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 03:23:14,186 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 03:23:14,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 03:23:14,186 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd3632043214757caefbf8e806ad884979d5d0588e1edb63db72323f63ea6c69 [2024-11-20 03:23:14,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 03:23:14,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 03:23:14,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 03:23:14,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 03:23:14,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 03:23:14,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-11-20 03:23:16,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 03:23:16,325 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 03:23:16,326 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-11-20 03:23:16,341 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b7cd117/d6f5f8d22d3440a38cf7adbcde91ce60/FLAG8847af18a [2024-11-20 03:23:16,622 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b7cd117/d6f5f8d22d3440a38cf7adbcde91ce60 [2024-11-20 03:23:16,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 03:23:16,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 03:23:16,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 03:23:16,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 03:23:16,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 03:23:16,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:23:16" (1/1) ... [2024-11-20 03:23:16,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50984c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:16, skipping insertion in model container [2024-11-20 03:23:16,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:23:16" (1/1) ... [2024-11-20 03:23:16,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 03:23:16,876 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-47.i[916,929] [2024-11-20 03:23:17,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:23:17,049 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 03:23:17,063 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-47.i[916,929] [2024-11-20 03:23:17,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:23:17,171 INFO L204 MainTranslator]: Completed translation [2024-11-20 03:23:17,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17 WrapperNode [2024-11-20 03:23:17,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 03:23:17,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 03:23:17,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 03:23:17,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 03:23:17,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,297 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 535 [2024-11-20 03:23:17,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 03:23:17,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 03:23:17,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 03:23:17,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 03:23:17,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,339 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,369 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]. [2024-11-20 03:23:17,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 03:23:17,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 03:23:17,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 03:23:17,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 03:23:17,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (1/1) ... [2024-11-20 03:23:17,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:23:17,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:23:17,466 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) [2024-11-20 03:23:17,473 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 [2024-11-20 03:23:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 03:23:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 03:23:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 03:23:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 03:23:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 03:23:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 03:23:17,653 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 03:23:17,655 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 03:23:18,576 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-20 03:23:18,578 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 03:23:18,599 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 03:23:18,599 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 03:23:18,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:23:18 BoogieIcfgContainer [2024-11-20 03:23:18,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 03:23:18,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 03:23:18,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 03:23:18,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 03:23:18,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:23:16" (1/3) ... [2024-11-20 03:23:18,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5183cebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:23:18, skipping insertion in model container [2024-11-20 03:23:18,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:17" (2/3) ... [2024-11-20 03:23:18,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5183cebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:23:18, skipping insertion in model container [2024-11-20 03:23:18,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:23:18" (3/3) ... [2024-11-20 03:23:18,609 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-11-20 03:23:18,624 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 03:23:18,625 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 03:23:18,712 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 03:23:18,720 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;@68afd382, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 03:23:18,721 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 03:23:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 158 states have (on average 1.5506329113924051) internal successors, (245), 159 states have internal predecessors, (245), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-20 03:23:18,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2024-11-20 03:23:18,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:18,759 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:18,760 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:18,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:18,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1055274311, now seen corresponding path program 1 times [2024-11-20 03:23:18,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:18,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158598943] [2024-11-20 03:23:18,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:18,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:19,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:19,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:19,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158598943] [2024-11-20 03:23:19,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158598943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:19,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:19,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 03:23:19,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199114291] [2024-11-20 03:23:19,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:19,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 03:23:19,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:19,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 03:23:19,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:23:19,985 INFO L87 Difference]: Start difference. First operand has 227 states, 158 states have (on average 1.5506329113924051) internal successors, (245), 159 states have internal predecessors, (245), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:20,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:20,063 INFO L93 Difference]: Finished difference Result 447 states and 814 transitions. [2024-11-20 03:23:20,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 03:23:20,066 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 428 [2024-11-20 03:23:20,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:20,084 INFO L225 Difference]: With dead ends: 447 [2024-11-20 03:23:20,084 INFO L226 Difference]: Without dead ends: 223 [2024-11-20 03:23:20,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:23:20,097 INFO L432 NwaCegarLoop]: 366 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, 366 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 [2024-11-20 03:23:20,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:23:20,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-20 03:23:20,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2024-11-20 03:23:20,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 155 states have (on average 1.5096774193548388) internal successors, (234), 155 states have internal predecessors, (234), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-20 03:23:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 366 transitions. [2024-11-20 03:23:20,190 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 366 transitions. Word has length 428 [2024-11-20 03:23:20,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:20,195 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 366 transitions. [2024-11-20 03:23:20,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 366 transitions. [2024-11-20 03:23:20,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2024-11-20 03:23:20,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:20,209 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:20,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 03:23:20,209 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:20,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:20,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1304946213, now seen corresponding path program 1 times [2024-11-20 03:23:20,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:20,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847252508] [2024-11-20 03:23:20,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:20,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:20,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:20,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:20,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:20,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847252508] [2024-11-20 03:23:20,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847252508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:20,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:20,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:23:20,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724930559] [2024-11-20 03:23:20,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:20,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:23:20,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:20,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:23:20,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:20,791 INFO L87 Difference]: Start difference. First operand 223 states and 366 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:20,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:20,900 INFO L93 Difference]: Finished difference Result 596 states and 979 transitions. [2024-11-20 03:23:20,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:23:20,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 429 [2024-11-20 03:23:20,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:20,909 INFO L225 Difference]: With dead ends: 596 [2024-11-20 03:23:20,909 INFO L226 Difference]: Without dead ends: 376 [2024-11-20 03:23:20,911 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:20,912 INFO L432 NwaCegarLoop]: 573 mSDtfsCounter, 239 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:20,912 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 912 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:23:20,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2024-11-20 03:23:20,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 373. [2024-11-20 03:23:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 277 states have (on average 1.523465703971119) internal successors, (422), 278 states have internal predecessors, (422), 93 states have call successors, (93), 2 states have call predecessors, (93), 2 states have return successors, (93), 92 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-20 03:23:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 608 transitions. [2024-11-20 03:23:20,976 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 608 transitions. Word has length 429 [2024-11-20 03:23:20,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:20,977 INFO L471 AbstractCegarLoop]: Abstraction has 373 states and 608 transitions. [2024-11-20 03:23:20,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:20,977 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 608 transitions. [2024-11-20 03:23:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-11-20 03:23:20,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:20,984 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:20,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 03:23:20,984 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:20,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:20,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1868156146, now seen corresponding path program 1 times [2024-11-20 03:23:20,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:20,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288967861] [2024-11-20 03:23:20,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:20,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:21,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:22,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:22,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:22,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:22,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:22,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288967861] [2024-11-20 03:23:22,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288967861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:22,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:22,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:23:22,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502101522] [2024-11-20 03:23:22,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:22,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:23:22,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:22,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:23:22,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:22,039 INFO L87 Difference]: Start difference. First operand 373 states and 608 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:22,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:22,110 INFO L93 Difference]: Finished difference Result 1113 states and 1818 transitions. [2024-11-20 03:23:22,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:23:22,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 430 [2024-11-20 03:23:22,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:22,122 INFO L225 Difference]: With dead ends: 1113 [2024-11-20 03:23:22,122 INFO L226 Difference]: Without dead ends: 743 [2024-11-20 03:23:22,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:22,126 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 230 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:22,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 811 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:23:22,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2024-11-20 03:23:22,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 741. [2024-11-20 03:23:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 550 states have (on average 1.5236363636363637) internal successors, (838), 552 states have internal predecessors, (838), 186 states have call successors, (186), 4 states have call predecessors, (186), 4 states have return successors, (186), 184 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-20 03:23:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1210 transitions. [2024-11-20 03:23:22,285 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1210 transitions. Word has length 430 [2024-11-20 03:23:22,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:22,288 INFO L471 AbstractCegarLoop]: Abstraction has 741 states and 1210 transitions. [2024-11-20 03:23:22,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1210 transitions. [2024-11-20 03:23:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:23:22,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:22,298 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:22,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 03:23:22,298 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:22,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:22,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1770755005, now seen corresponding path program 1 times [2024-11-20 03:23:22,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:22,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507504913] [2024-11-20 03:23:22,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:22,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:23,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:23,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507504913] [2024-11-20 03:23:23,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507504913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:23,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:23,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 03:23:23,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030700550] [2024-11-20 03:23:23,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:23,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 03:23:23,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:23,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 03:23:23,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:23:23,421 INFO L87 Difference]: Start difference. First operand 741 states and 1210 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:24,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:24,227 INFO L93 Difference]: Finished difference Result 2776 states and 4511 transitions. [2024-11-20 03:23:24,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 03:23:24,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 431 [2024-11-20 03:23:24,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:24,242 INFO L225 Difference]: With dead ends: 2776 [2024-11-20 03:23:24,242 INFO L226 Difference]: Without dead ends: 2038 [2024-11-20 03:23:24,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:23:24,251 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 918 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 536 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:24,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [918 Valid, 1380 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [536 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-20 03:23:24,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2024-11-20 03:23:24,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 1525. [2024-11-20 03:23:24,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1525 states, 1144 states have (on average 1.513986013986014) internal successors, (1732), 1148 states have internal predecessors, (1732), 372 states have call successors, (372), 8 states have call predecessors, (372), 8 states have return successors, (372), 368 states have call predecessors, (372), 372 states have call successors, (372) [2024-11-20 03:23:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1525 states and 2476 transitions. [2024-11-20 03:23:24,493 INFO L78 Accepts]: Start accepts. Automaton has 1525 states and 2476 transitions. Word has length 431 [2024-11-20 03:23:24,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:24,495 INFO L471 AbstractCegarLoop]: Abstraction has 1525 states and 2476 transitions. [2024-11-20 03:23:24,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:24,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2476 transitions. [2024-11-20 03:23:24,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:23:24,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:24,502 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:24,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 03:23:24,503 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:24,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:24,503 INFO L85 PathProgramCache]: Analyzing trace with hash 835268549, now seen corresponding path program 1 times [2024-11-20 03:23:24,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:24,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307426629] [2024-11-20 03:23:24,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:24,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:25,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:25,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307426629] [2024-11-20 03:23:25,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307426629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:25,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:25,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:23:25,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234740362] [2024-11-20 03:23:25,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:25,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:23:25,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:25,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:23:25,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:23:25,901 INFO L87 Difference]: Start difference. First operand 1525 states and 2476 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:26,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:26,366 INFO L93 Difference]: Finished difference Result 2663 states and 4323 transitions. [2024-11-20 03:23:26,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:23:26,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 431 [2024-11-20 03:23:26,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:26,375 INFO L225 Difference]: With dead ends: 2663 [2024-11-20 03:23:26,375 INFO L226 Difference]: Without dead ends: 1141 [2024-11-20 03:23:26,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:23:26,380 INFO L432 NwaCegarLoop]: 363 mSDtfsCounter, 321 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 1058 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:26,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 1058 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 03:23:26,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2024-11-20 03:23:26,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1052. [2024-11-20 03:23:26,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 794 states have (on average 1.5314861460957179) internal successors, (1216), 796 states have internal predecessors, (1216), 252 states have call successors, (252), 5 states have call predecessors, (252), 5 states have return successors, (252), 250 states have call predecessors, (252), 252 states have call successors, (252) [2024-11-20 03:23:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1720 transitions. [2024-11-20 03:23:26,484 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1720 transitions. Word has length 431 [2024-11-20 03:23:26,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:26,485 INFO L471 AbstractCegarLoop]: Abstraction has 1052 states and 1720 transitions. [2024-11-20 03:23:26,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:26,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1720 transitions. [2024-11-20 03:23:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2024-11-20 03:23:26,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:26,491 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:26,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 03:23:26,492 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:26,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:26,492 INFO L85 PathProgramCache]: Analyzing trace with hash -634410594, now seen corresponding path program 1 times [2024-11-20 03:23:26,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:26,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836199605] [2024-11-20 03:23:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:27,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:27,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836199605] [2024-11-20 03:23:27,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836199605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:27,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:27,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-20 03:23:27,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629030555] [2024-11-20 03:23:27,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:27,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 03:23:27,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:27,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 03:23:27,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:23:27,851 INFO L87 Difference]: Start difference. First operand 1052 states and 1720 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:28,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:28,507 INFO L93 Difference]: Finished difference Result 3457 states and 5618 transitions. [2024-11-20 03:23:28,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:23:28,508 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 433 [2024-11-20 03:23:28,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:28,523 INFO L225 Difference]: With dead ends: 3457 [2024-11-20 03:23:28,524 INFO L226 Difference]: Without dead ends: 2659 [2024-11-20 03:23:28,527 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-20 03:23:28,529 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 1036 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 1509 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:28,529 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1036 Valid, 1509 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 03:23:28,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2659 states. [2024-11-20 03:23:28,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2659 to 2651. [2024-11-20 03:23:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2057 states have (on average 1.53475935828877) internal successors, (3157), 2065 states have internal predecessors, (3157), 580 states have call successors, (580), 13 states have call predecessors, (580), 13 states have return successors, (580), 572 states have call predecessors, (580), 580 states have call successors, (580) [2024-11-20 03:23:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 4317 transitions. [2024-11-20 03:23:28,763 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 4317 transitions. Word has length 433 [2024-11-20 03:23:28,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:28,764 INFO L471 AbstractCegarLoop]: Abstraction has 2651 states and 4317 transitions. [2024-11-20 03:23:28,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:28,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 4317 transitions. [2024-11-20 03:23:28,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-20 03:23:28,771 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:28,771 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:28,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 03:23:28,772 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:28,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:28,772 INFO L85 PathProgramCache]: Analyzing trace with hash 802920553, now seen corresponding path program 1 times [2024-11-20 03:23:28,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:28,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29121769] [2024-11-20 03:23:28,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:32,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:32,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29121769] [2024-11-20 03:23:32,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29121769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:32,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:32,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 03:23:32,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483081176] [2024-11-20 03:23:32,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:32,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 03:23:32,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:32,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 03:23:32,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:23:32,475 INFO L87 Difference]: Start difference. First operand 2651 states and 4317 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:34,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:34,149 INFO L93 Difference]: Finished difference Result 5251 states and 8417 transitions. [2024-11-20 03:23:34,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 03:23:34,150 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 434 [2024-11-20 03:23:34,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:34,176 INFO L225 Difference]: With dead ends: 5251 [2024-11-20 03:23:34,176 INFO L226 Difference]: Without dead ends: 4137 [2024-11-20 03:23:34,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:23:34,185 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 841 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 1038 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:34,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [841 Valid, 1038 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-20 03:23:34,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4137 states. [2024-11-20 03:23:34,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4137 to 3504. [2024-11-20 03:23:34,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3504 states, 2667 states have (on average 1.5073115860517434) internal successors, (4020), 2681 states have internal predecessors, (4020), 810 states have call successors, (810), 26 states have call predecessors, (810), 26 states have return successors, (810), 796 states have call predecessors, (810), 810 states have call successors, (810) [2024-11-20 03:23:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 3504 states and 5640 transitions. [2024-11-20 03:23:34,604 INFO L78 Accepts]: Start accepts. Automaton has 3504 states and 5640 transitions. Word has length 434 [2024-11-20 03:23:34,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:34,605 INFO L471 AbstractCegarLoop]: Abstraction has 3504 states and 5640 transitions. [2024-11-20 03:23:34,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3504 states and 5640 transitions. [2024-11-20 03:23:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-20 03:23:34,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:34,611 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:34,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 03:23:34,612 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:34,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:34,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1972128418, now seen corresponding path program 1 times [2024-11-20 03:23:34,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:34,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245979606] [2024-11-20 03:23:34,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:34,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:35,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:36,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:36,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:36,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245979606] [2024-11-20 03:23:36,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245979606] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:36,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:36,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 03:23:36,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218835120] [2024-11-20 03:23:36,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:36,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 03:23:36,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:36,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 03:23:36,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-20 03:23:36,494 INFO L87 Difference]: Start difference. First operand 3504 states and 5640 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2024-11-20 03:23:37,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:37,905 INFO L93 Difference]: Finished difference Result 10144 states and 16165 transitions. [2024-11-20 03:23:37,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:23:37,906 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 434 [2024-11-20 03:23:37,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:37,956 INFO L225 Difference]: With dead ends: 10144 [2024-11-20 03:23:37,957 INFO L226 Difference]: Without dead ends: 7287 [2024-11-20 03:23:37,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-20 03:23:37,973 INFO L432 NwaCegarLoop]: 419 mSDtfsCounter, 415 mSDsluCounter, 1188 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:37,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 1607 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-20 03:23:37,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7287 states. [2024-11-20 03:23:38,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7287 to 7265. [2024-11-20 03:23:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7265 states, 5606 states have (on average 1.4657509810916876) internal successors, (8217), 5652 states have internal predecessors, (8217), 1590 states have call successors, (1590), 68 states have call predecessors, (1590), 68 states have return successors, (1590), 1544 states have call predecessors, (1590), 1590 states have call successors, (1590) [2024-11-20 03:23:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7265 states to 7265 states and 11397 transitions. [2024-11-20 03:23:38,698 INFO L78 Accepts]: Start accepts. Automaton has 7265 states and 11397 transitions. Word has length 434 [2024-11-20 03:23:38,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:38,699 INFO L471 AbstractCegarLoop]: Abstraction has 7265 states and 11397 transitions. [2024-11-20 03:23:38,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2024-11-20 03:23:38,699 INFO L276 IsEmpty]: Start isEmpty. Operand 7265 states and 11397 transitions. [2024-11-20 03:23:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-20 03:23:38,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:38,706 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:38,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-20 03:23:38,707 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:38,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:38,707 INFO L85 PathProgramCache]: Analyzing trace with hash -470635996, now seen corresponding path program 1 times [2024-11-20 03:23:38,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:38,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860027416] [2024-11-20 03:23:38,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:38,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:39,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:39,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860027416] [2024-11-20 03:23:39,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860027416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:39,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:39,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:23:39,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338598484] [2024-11-20 03:23:39,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:39,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:23:39,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:39,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:23:39,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:23:39,264 INFO L87 Difference]: Start difference. First operand 7265 states and 11397 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:40,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:40,257 INFO L93 Difference]: Finished difference Result 15210 states and 24244 transitions. [2024-11-20 03:23:40,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:23:40,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 435 [2024-11-20 03:23:40,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:40,360 INFO L225 Difference]: With dead ends: 15210 [2024-11-20 03:23:40,360 INFO L226 Difference]: Without dead ends: 12353 [2024-11-20 03:23:40,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:23:40,380 INFO L432 NwaCegarLoop]: 685 mSDtfsCounter, 345 mSDsluCounter, 1000 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:40,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 1685 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:23:40,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12353 states. [2024-11-20 03:23:41,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12353 to 8897. [2024-11-20 03:23:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8897 states, 6574 states have (on average 1.4248554913294798) internal successors, (9367), 6620 states have internal predecessors, (9367), 2234 states have call successors, (2234), 88 states have call predecessors, (2234), 88 states have return successors, (2234), 2188 states have call predecessors, (2234), 2234 states have call successors, (2234) [2024-11-20 03:23:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8897 states to 8897 states and 13835 transitions. [2024-11-20 03:23:41,834 INFO L78 Accepts]: Start accepts. Automaton has 8897 states and 13835 transitions. Word has length 435 [2024-11-20 03:23:41,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:41,836 INFO L471 AbstractCegarLoop]: Abstraction has 8897 states and 13835 transitions. [2024-11-20 03:23:41,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 8897 states and 13835 transitions. [2024-11-20 03:23:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-20 03:23:41,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:41,841 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:41,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-20 03:23:41,842 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:41,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:41,843 INFO L85 PathProgramCache]: Analyzing trace with hash 2064538043, now seen corresponding path program 1 times [2024-11-20 03:23:41,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:41,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999279912] [2024-11-20 03:23:41,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:41,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:44,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:44,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999279912] [2024-11-20 03:23:44,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999279912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:44,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:44,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:23:44,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289204984] [2024-11-20 03:23:44,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:44,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:23:44,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:44,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:23:44,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:23:44,418 INFO L87 Difference]: Start difference. First operand 8897 states and 13835 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:45,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:45,924 INFO L93 Difference]: Finished difference Result 14323 states and 22201 transitions. [2024-11-20 03:23:45,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:23:45,925 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 435 [2024-11-20 03:23:45,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:45,977 INFO L225 Difference]: With dead ends: 14323 [2024-11-20 03:23:45,977 INFO L226 Difference]: Without dead ends: 9717 [2024-11-20 03:23:45,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:23:45,998 INFO L432 NwaCegarLoop]: 673 mSDtfsCounter, 416 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:45,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 1272 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-20 03:23:46,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9717 states. [2024-11-20 03:23:47,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9717 to 8761. [2024-11-20 03:23:47,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8761 states, 6446 states have (on average 1.4224325162891716) internal successors, (9169), 6492 states have internal predecessors, (9169), 2224 states have call successors, (2224), 90 states have call predecessors, (2224), 90 states have return successors, (2224), 2178 states have call predecessors, (2224), 2224 states have call successors, (2224) [2024-11-20 03:23:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8761 states to 8761 states and 13617 transitions. [2024-11-20 03:23:47,377 INFO L78 Accepts]: Start accepts. Automaton has 8761 states and 13617 transitions. Word has length 435 [2024-11-20 03:23:47,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:47,378 INFO L471 AbstractCegarLoop]: Abstraction has 8761 states and 13617 transitions. [2024-11-20 03:23:47,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 8761 states and 13617 transitions. [2024-11-20 03:23:47,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-20 03:23:47,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:47,385 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:47,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-20 03:23:47,386 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:47,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:47,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1560954899, now seen corresponding path program 1 times [2024-11-20 03:23:47,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:47,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209721916] [2024-11-20 03:23:47,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:47,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:47,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:47,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:47,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209721916] [2024-11-20 03:23:47,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209721916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:47,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:47,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:23:47,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260055134] [2024-11-20 03:23:47,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:47,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:23:47,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:47,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:23:47,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:47,900 INFO L87 Difference]: Start difference. First operand 8761 states and 13617 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:48,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:48,931 INFO L93 Difference]: Finished difference Result 25581 states and 39703 transitions. [2024-11-20 03:23:48,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:23:48,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 435 [2024-11-20 03:23:48,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:49,002 INFO L225 Difference]: With dead ends: 25581 [2024-11-20 03:23:49,002 INFO L226 Difference]: Without dead ends: 17173 [2024-11-20 03:23:49,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:23:49,029 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 229 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:49,029 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 833 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:23:49,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17173 states. [2024-11-20 03:23:50,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17173 to 17067. [2024-11-20 03:23:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17067 states, 12506 states have (on average 1.4145210299056452) internal successors, (17690), 12598 states have internal predecessors, (17690), 4382 states have call successors, (4382), 178 states have call predecessors, (4382), 178 states have return successors, (4382), 4290 states have call predecessors, (4382), 4382 states have call successors, (4382) [2024-11-20 03:23:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17067 states to 17067 states and 26454 transitions. [2024-11-20 03:23:50,680 INFO L78 Accepts]: Start accepts. Automaton has 17067 states and 26454 transitions. Word has length 435 [2024-11-20 03:23:50,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:50,681 INFO L471 AbstractCegarLoop]: Abstraction has 17067 states and 26454 transitions. [2024-11-20 03:23:50,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-11-20 03:23:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 17067 states and 26454 transitions. [2024-11-20 03:23:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-20 03:23:50,687 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:50,688 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:50,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-20 03:23:50,688 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:50,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:50,689 INFO L85 PathProgramCache]: Analyzing trace with hash -438128992, now seen corresponding path program 1 times [2024-11-20 03:23:50,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:50,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103683779] [2024-11-20 03:23:50,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:50,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-11-20 03:23:51,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:51,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103683779] [2024-11-20 03:23:51,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103683779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:51,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:51,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-20 03:23:51,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952721986] [2024-11-20 03:23:51,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:51,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 03:23:51,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:51,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 03:23:51,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-20 03:23:51,534 INFO L87 Difference]: Start difference. First operand 17067 states and 26454 transitions. Second operand has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2024-11-20 03:23:55,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:55,363 INFO L93 Difference]: Finished difference Result 42743 states and 65806 transitions. [2024-11-20 03:23:55,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 03:23:55,364 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 436 [2024-11-20 03:23:55,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:55,529 INFO L225 Difference]: With dead ends: 42743 [2024-11-20 03:23:55,529 INFO L226 Difference]: Without dead ends: 34547 [2024-11-20 03:23:55,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-20 03:23:55,584 INFO L432 NwaCegarLoop]: 564 mSDtfsCounter, 1931 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1931 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 1049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:55,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1931 Valid, 1145 Invalid, 1049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-20 03:23:55,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34547 states. [2024-11-20 03:23:58,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34547 to 31231. [2024-11-20 03:23:58,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31231 states, 24041 states have (on average 1.4322615531799843) internal successors, (34433), 24241 states have internal predecessors, (34433), 6866 states have call successors, (6866), 323 states have call predecessors, (6866), 323 states have return successors, (6866), 6666 states have call predecessors, (6866), 6866 states have call successors, (6866) [2024-11-20 03:23:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31231 states to 31231 states and 48165 transitions. [2024-11-20 03:23:58,740 INFO L78 Accepts]: Start accepts. Automaton has 31231 states and 48165 transitions. Word has length 436 [2024-11-20 03:23:58,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:58,741 INFO L471 AbstractCegarLoop]: Abstraction has 31231 states and 48165 transitions. [2024-11-20 03:23:58,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.625) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2024-11-20 03:23:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 31231 states and 48165 transitions. [2024-11-20 03:23:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-20 03:23:58,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:58,756 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:58,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-20 03:23:58,756 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:58,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:58,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1928565602, now seen corresponding path program 1 times [2024-11-20 03:23:58,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:58,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691096540] [2024-11-20 03:23:58,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:58,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:23:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:23:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:23:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 03:23:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:23:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 03:23:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:23:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:23:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:23:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:23:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:23:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:23:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:23:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:23:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:23:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:23:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:23:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:23:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:23:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:23:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:23:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:23:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:23:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:23:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:23:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:23:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-20 03:23:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-20 03:23:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-20 03:23:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-20 03:23:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-20 03:23:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-20 03:23:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-20 03:23:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-20 03:23:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 132 proven. 63 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2024-11-20 03:23:59,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:59,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691096540] [2024-11-20 03:23:59,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691096540] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 03:23:59,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057450129] [2024-11-20 03:23:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:59,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 03:23:59,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:23:59,914 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 03:23:59,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 03:24:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:00,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-20 03:24:00,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 03:24:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 3549 proven. 630 refuted. 0 times theorem prover too weak. 4401 trivial. 0 not checked. [2024-11-20 03:24:04,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 03:24:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 114 proven. 462 refuted. 0 times theorem prover too weak. 8004 trivial. 0 not checked. [2024-11-20 03:24:07,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057450129] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 03:24:07,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 03:24:07,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 15, 12] total 30 [2024-11-20 03:24:07,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242917018] [2024-11-20 03:24:07,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 03:24:07,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-20 03:24:07,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:24:07,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-20 03:24:07,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=660, Unknown=0, NotChecked=0, Total=870 [2024-11-20 03:24:07,828 INFO L87 Difference]: Start difference. First operand 31231 states and 48165 transitions. Second operand has 30 states, 29 states have (on average 11.655172413793103) internal successors, (338), 27 states have internal predecessors, (338), 11 states have call successors, (198), 6 states have call predecessors, (198), 12 states have return successors, (198), 11 states have call predecessors, (198), 11 states have call successors, (198)