./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-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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-78.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 4b22aa97f1913ae3cfccd3ac43d88bdb4353913e6f399c17cfa9647d6764d2ff --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 01:00:23,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 01:00:23,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 01:00:23,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 01:00:23,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 01:00:23,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 01:00:23,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 01:00:23,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 01:00:23,953 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 01:00:23,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 01:00:23,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 01:00:23,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 01:00:23,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 01:00:23,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 01:00:23,955 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 01:00:23,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 01:00:23,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 01:00:23,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 01:00:23,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 01:00:23,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 01:00:23,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 01:00:23,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 01:00:23,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 01:00:23,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 01:00:23,963 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 01:00:23,963 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 01:00:23,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 01:00:23,964 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 01:00:23,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 01:00:23,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 01:00:23,965 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 01:00:23,965 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 01:00:23,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 01:00:23,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 01:00:23,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 01:00:23,968 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 01:00:23,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 01:00:23,968 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b22aa97f1913ae3cfccd3ac43d88bdb4353913e6f399c17cfa9647d6764d2ff [2024-10-13 01:00:24,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 01:00:24,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 01:00:24,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 01:00:24,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 01:00:24,268 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 01:00:24,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-10-13 01:00:25,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 01:00:25,890 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 01:00:25,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-10-13 01:00:25,904 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c516a15/4b3818ae02464e56ad9a2a8c7cc88ca0/FLAG328342921 [2024-10-13 01:00:25,917 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c516a15/4b3818ae02464e56ad9a2a8c7cc88ca0 [2024-10-13 01:00:25,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 01:00:25,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 01:00:25,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 01:00:25,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 01:00:25,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 01:00:25,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:25" (1/1) ... [2024-10-13 01:00:25,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ced28e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25, skipping insertion in model container [2024-10-13 01:00:25,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:25" (1/1) ... [2024-10-13 01:00:25,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 01:00:26,126 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i[916,929] [2024-10-13 01:00:26,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 01:00:26,305 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 01:00:26,317 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i[916,929] [2024-10-13 01:00:26,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 01:00:26,479 INFO L204 MainTranslator]: Completed translation [2024-10-13 01:00:26,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26 WrapperNode [2024-10-13 01:00:26,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 01:00:26,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 01:00:26,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 01:00:26,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 01:00:26,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,585 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 523 [2024-10-13 01:00:26,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 01:00:26,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 01:00:26,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 01:00:26,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 01:00:26,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,614 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,652 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 01:00:26,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 01:00:26,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 01:00:26,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 01:00:26,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 01:00:26,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (1/1) ... [2024-10-13 01:00:26,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 01:00:26,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 01:00:26,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 01:00:26,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 01:00:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 01:00:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 01:00:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 01:00:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 01:00:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 01:00:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 01:00:26,921 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 01:00:26,923 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 01:00:27,869 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-10-13 01:00:27,869 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 01:00:27,911 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 01:00:27,914 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 01:00:27,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:27 BoogieIcfgContainer [2024-10-13 01:00:27,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 01:00:27,919 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 01:00:27,919 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 01:00:27,922 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 01:00:27,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:00:25" (1/3) ... [2024-10-13 01:00:27,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5417d0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:27, skipping insertion in model container [2024-10-13 01:00:27,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:26" (2/3) ... [2024-10-13 01:00:27,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5417d0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:27, skipping insertion in model container [2024-10-13 01:00:27,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:27" (3/3) ... [2024-10-13 01:00:27,925 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-10-13 01:00:27,940 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 01:00:27,941 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 01:00:28,018 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 01:00:28,025 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;@7a9d232, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 01:00:28,026 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 01:00:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand has 211 states, 154 states have (on average 1.5909090909090908) internal successors, (245), 155 states have internal predecessors, (245), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-10-13 01:00:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2024-10-13 01:00:28,058 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:28,059 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:28,060 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:28,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:28,067 INFO L85 PathProgramCache]: Analyzing trace with hash -675321168, now seen corresponding path program 1 times [2024-10-13 01:00:28,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:28,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927320529] [2024-10-13 01:00:28,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:28,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:28,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:28,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927320529] [2024-10-13 01:00:28,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927320529] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:28,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:28,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 01:00:28,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566423871] [2024-10-13 01:00:28,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:28,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 01:00:28,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:28,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 01:00:28,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 01:00:28,840 INFO L87 Difference]: Start difference. First operand has 211 states, 154 states have (on average 1.5909090909090908) internal successors, (245), 155 states have internal predecessors, (245), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 01:00:28,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:28,906 INFO L93 Difference]: Finished difference Result 419 states and 758 transitions. [2024-10-13 01:00:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 01:00:28,908 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) Word has length 360 [2024-10-13 01:00:28,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:28,917 INFO L225 Difference]: With dead ends: 419 [2024-10-13 01:00:28,917 INFO L226 Difference]: Without dead ends: 209 [2024-10-13 01:00:28,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 01:00:28,924 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:28,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 345 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:00:28,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-10-13 01:00:28,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2024-10-13 01:00:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 153 states have (on average 1.5686274509803921) internal successors, (240), 153 states have internal predecessors, (240), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-10-13 01:00:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 348 transitions. [2024-10-13 01:00:28,996 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 348 transitions. Word has length 360 [2024-10-13 01:00:28,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:28,996 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 348 transitions. [2024-10-13 01:00:28,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 01:00:28,997 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 348 transitions. [2024-10-13 01:00:29,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2024-10-13 01:00:29,009 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:29,010 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:29,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 01:00:29,010 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:29,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:29,011 INFO L85 PathProgramCache]: Analyzing trace with hash 934244508, now seen corresponding path program 1 times [2024-10-13 01:00:29,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:29,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76432364] [2024-10-13 01:00:29,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:29,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:29,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:29,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76432364] [2024-10-13 01:00:29,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76432364] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:29,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:29,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 01:00:29,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288483404] [2024-10-13 01:00:29,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:29,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 01:00:29,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:29,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 01:00:29,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:29,558 INFO L87 Difference]: Start difference. First operand 209 states and 348 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:29,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:29,682 INFO L93 Difference]: Finished difference Result 575 states and 957 transitions. [2024-10-13 01:00:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 01:00:29,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 360 [2024-10-13 01:00:29,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:29,690 INFO L225 Difference]: With dead ends: 575 [2024-10-13 01:00:29,691 INFO L226 Difference]: Without dead ends: 367 [2024-10-13 01:00:29,692 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:29,694 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 248 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:29,695 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 748 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 01:00:29,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-10-13 01:00:29,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 364. [2024-10-13 01:00:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 275 states have (on average 1.56) internal successors, (429), 276 states have internal predecessors, (429), 86 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-10-13 01:00:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 601 transitions. [2024-10-13 01:00:29,750 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 601 transitions. Word has length 360 [2024-10-13 01:00:29,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:29,751 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 601 transitions. [2024-10-13 01:00:29,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 601 transitions. [2024-10-13 01:00:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2024-10-13 01:00:29,758 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:29,758 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:29,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 01:00:29,759 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:29,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:29,760 INFO L85 PathProgramCache]: Analyzing trace with hash 911612254, now seen corresponding path program 1 times [2024-10-13 01:00:29,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:29,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051387386] [2024-10-13 01:00:29,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:29,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:30,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:30,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051387386] [2024-10-13 01:00:30,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051387386] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:30,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:30,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:30,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840039557] [2024-10-13 01:00:30,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:30,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:30,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:30,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:30,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:30,221 INFO L87 Difference]: Start difference. First operand 364 states and 601 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:30,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:30,333 INFO L93 Difference]: Finished difference Result 730 states and 1203 transitions. [2024-10-13 01:00:30,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:30,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 360 [2024-10-13 01:00:30,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:30,341 INFO L225 Difference]: With dead ends: 730 [2024-10-13 01:00:30,342 INFO L226 Difference]: Without dead ends: 367 [2024-10-13 01:00:30,343 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 01:00:30,344 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 256 mSDsluCounter, 782 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:30,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 1261 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 01:00:30,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-10-13 01:00:30,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 364. [2024-10-13 01:00:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 275 states have (on average 1.5563636363636364) internal successors, (428), 276 states have internal predecessors, (428), 86 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-10-13 01:00:30,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 600 transitions. [2024-10-13 01:00:30,372 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 600 transitions. Word has length 360 [2024-10-13 01:00:30,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:30,373 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 600 transitions. [2024-10-13 01:00:30,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:30,373 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 600 transitions. [2024-10-13 01:00:30,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-10-13 01:00:30,377 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:30,377 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:30,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 01:00:30,378 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:30,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:30,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1485909270, now seen corresponding path program 1 times [2024-10-13 01:00:30,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:30,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798362770] [2024-10-13 01:00:30,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:30,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:30,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:30,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798362770] [2024-10-13 01:00:30,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798362770] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:30,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:30,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 01:00:30,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439139780] [2024-10-13 01:00:30,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:30,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 01:00:30,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:30,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 01:00:30,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:30,689 INFO L87 Difference]: Start difference. First operand 364 states and 600 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:30,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:30,742 INFO L93 Difference]: Finished difference Result 955 states and 1556 transitions. [2024-10-13 01:00:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 01:00:30,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 361 [2024-10-13 01:00:30,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:30,752 INFO L225 Difference]: With dead ends: 955 [2024-10-13 01:00:30,752 INFO L226 Difference]: Without dead ends: 592 [2024-10-13 01:00:30,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:30,756 INFO L432 NwaCegarLoop]: 344 mSDtfsCounter, 202 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:30,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 681 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:00:30,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2024-10-13 01:00:30,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 589. [2024-10-13 01:00:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 417 states have (on average 1.486810551558753) internal successors, (620), 420 states have internal predecessors, (620), 167 states have call successors, (167), 4 states have call predecessors, (167), 4 states have return successors, (167), 164 states have call predecessors, (167), 167 states have call successors, (167) [2024-10-13 01:00:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 954 transitions. [2024-10-13 01:00:30,812 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 954 transitions. Word has length 361 [2024-10-13 01:00:30,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:30,817 INFO L471 AbstractCegarLoop]: Abstraction has 589 states and 954 transitions. [2024-10-13 01:00:30,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 954 transitions. [2024-10-13 01:00:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-10-13 01:00:30,822 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:30,823 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:30,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 01:00:30,823 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:30,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:30,824 INFO L85 PathProgramCache]: Analyzing trace with hash -885829992, now seen corresponding path program 1 times [2024-10-13 01:00:30,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:30,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008564012] [2024-10-13 01:00:30,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:30,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:30,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:31,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:31,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008564012] [2024-10-13 01:00:31,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008564012] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:31,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:31,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 01:00:31,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494572450] [2024-10-13 01:00:31,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:31,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 01:00:31,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:31,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 01:00:31,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:31,126 INFO L87 Difference]: Start difference. First operand 589 states and 954 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:31,207 INFO L93 Difference]: Finished difference Result 1200 states and 1936 transitions. [2024-10-13 01:00:31,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 01:00:31,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 361 [2024-10-13 01:00:31,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:31,214 INFO L225 Difference]: With dead ends: 1200 [2024-10-13 01:00:31,214 INFO L226 Difference]: Without dead ends: 612 [2024-10-13 01:00:31,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:31,216 INFO L432 NwaCegarLoop]: 401 mSDtfsCounter, 235 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:31,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 720 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:00:31,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2024-10-13 01:00:31,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 426. [2024-10-13 01:00:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 318 states have (on average 1.509433962264151) internal successors, (480), 319 states have internal predecessors, (480), 103 states have call successors, (103), 4 states have call predecessors, (103), 4 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2024-10-13 01:00:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 686 transitions. [2024-10-13 01:00:31,249 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 686 transitions. Word has length 361 [2024-10-13 01:00:31,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:31,251 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 686 transitions. [2024-10-13 01:00:31,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 686 transitions. [2024-10-13 01:00:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-10-13 01:00:31,255 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:31,256 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:31,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 01:00:31,256 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:31,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:31,256 INFO L85 PathProgramCache]: Analyzing trace with hash -244273448, now seen corresponding path program 1 times [2024-10-13 01:00:31,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:31,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153047478] [2024-10-13 01:00:31,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:31,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:31,653 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:31,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:31,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153047478] [2024-10-13 01:00:31,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153047478] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:31,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:31,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:31,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067524858] [2024-10-13 01:00:31,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:31,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:31,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:31,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:31,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:31,658 INFO L87 Difference]: Start difference. First operand 426 states and 686 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:31,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:31,709 INFO L93 Difference]: Finished difference Result 851 states and 1371 transitions. [2024-10-13 01:00:31,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:31,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 361 [2024-10-13 01:00:31,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:31,715 INFO L225 Difference]: With dead ends: 851 [2024-10-13 01:00:31,715 INFO L226 Difference]: Without dead ends: 426 [2024-10-13 01:00:31,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:31,717 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 0 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1018 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:31,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1018 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:00:31,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2024-10-13 01:00:31,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2024-10-13 01:00:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 318 states have (on average 1.5031446540880504) internal successors, (478), 319 states have internal predecessors, (478), 103 states have call successors, (103), 4 states have call predecessors, (103), 4 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2024-10-13 01:00:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 684 transitions. [2024-10-13 01:00:31,748 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 684 transitions. Word has length 361 [2024-10-13 01:00:31,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:31,749 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 684 transitions. [2024-10-13 01:00:31,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 684 transitions. [2024-10-13 01:00:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-10-13 01:00:31,754 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:31,754 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:31,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 01:00:31,755 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:31,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:31,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1200249368, now seen corresponding path program 1 times [2024-10-13 01:00:31,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:31,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915993912] [2024-10-13 01:00:31,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:31,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:32,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:32,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915993912] [2024-10-13 01:00:32,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915993912] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:32,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:32,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 01:00:32,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257565402] [2024-10-13 01:00:32,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:32,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 01:00:32,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:32,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 01:00:32,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:32,199 INFO L87 Difference]: Start difference. First operand 426 states and 684 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:32,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:32,247 INFO L93 Difference]: Finished difference Result 1276 states and 2050 transitions. [2024-10-13 01:00:32,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 01:00:32,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 362 [2024-10-13 01:00:32,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:32,253 INFO L225 Difference]: With dead ends: 1276 [2024-10-13 01:00:32,253 INFO L226 Difference]: Without dead ends: 851 [2024-10-13 01:00:32,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 01:00:32,255 INFO L432 NwaCegarLoop]: 343 mSDtfsCounter, 224 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:32,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 684 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:00:32,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2024-10-13 01:00:32,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 849. [2024-10-13 01:00:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 849 states, 634 states have (on average 1.498422712933754) internal successors, (950), 636 states have internal predecessors, (950), 206 states have call successors, (206), 8 states have call predecessors, (206), 8 states have return successors, (206), 204 states have call predecessors, (206), 206 states have call successors, (206) [2024-10-13 01:00:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 1362 transitions. [2024-10-13 01:00:32,303 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 1362 transitions. Word has length 362 [2024-10-13 01:00:32,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:32,304 INFO L471 AbstractCegarLoop]: Abstraction has 849 states and 1362 transitions. [2024-10-13 01:00:32,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1362 transitions. [2024-10-13 01:00:32,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-10-13 01:00:32,309 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:32,309 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:32,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 01:00:32,309 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:32,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:32,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1059700758, now seen corresponding path program 1 times [2024-10-13 01:00:32,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:32,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082466830] [2024-10-13 01:00:32,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:32,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:32,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:32,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082466830] [2024-10-13 01:00:32,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082466830] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:32,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:32,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:32,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624342167] [2024-10-13 01:00:32,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:32,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:32,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:32,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:32,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:32,809 INFO L87 Difference]: Start difference. First operand 849 states and 1362 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:33,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:33,146 INFO L93 Difference]: Finished difference Result 2164 states and 3465 transitions. [2024-10-13 01:00:33,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:33,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 362 [2024-10-13 01:00:33,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:33,155 INFO L225 Difference]: With dead ends: 2164 [2024-10-13 01:00:33,155 INFO L226 Difference]: Without dead ends: 1316 [2024-10-13 01:00:33,157 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 01:00:33,159 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 359 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:33,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [359 Valid, 998 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 01:00:33,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1316 states. [2024-10-13 01:00:33,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1316 to 1258. [2024-10-13 01:00:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 986 states have (on average 1.5162271805273835) internal successors, (1495), 988 states have internal predecessors, (1495), 260 states have call successors, (260), 11 states have call predecessors, (260), 11 states have return successors, (260), 258 states have call predecessors, (260), 260 states have call successors, (260) [2024-10-13 01:00:33,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 2015 transitions. [2024-10-13 01:00:33,236 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 2015 transitions. Word has length 362 [2024-10-13 01:00:33,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:33,236 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 2015 transitions. [2024-10-13 01:00:33,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2015 transitions. [2024-10-13 01:00:33,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-13 01:00:33,241 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:33,241 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:33,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 01:00:33,241 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:33,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:33,242 INFO L85 PathProgramCache]: Analyzing trace with hash -363716562, now seen corresponding path program 1 times [2024-10-13 01:00:33,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:33,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043692720] [2024-10-13 01:00:33,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:33,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:33,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:33,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:33,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043692720] [2024-10-13 01:00:33,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043692720] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:33,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:33,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:33,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461852532] [2024-10-13 01:00:33,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:33,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:33,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:33,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:33,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:33,747 INFO L87 Difference]: Start difference. First operand 1258 states and 2015 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:34,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:34,138 INFO L93 Difference]: Finished difference Result 3096 states and 4946 transitions. [2024-10-13 01:00:34,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:34,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 363 [2024-10-13 01:00:34,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:34,151 INFO L225 Difference]: With dead ends: 3096 [2024-10-13 01:00:34,151 INFO L226 Difference]: Without dead ends: 2188 [2024-10-13 01:00:34,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 01:00:34,156 INFO L432 NwaCegarLoop]: 353 mSDtfsCounter, 396 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 1023 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:34,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1023 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 01:00:34,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2188 states. [2024-10-13 01:00:34,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2188 to 2132. [2024-10-13 01:00:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2132 states, 1646 states have (on average 1.5012150668286757) internal successors, (2471), 1650 states have internal predecessors, (2471), 466 states have call successors, (466), 19 states have call predecessors, (466), 19 states have return successors, (466), 462 states have call predecessors, (466), 466 states have call successors, (466) [2024-10-13 01:00:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 3403 transitions. [2024-10-13 01:00:34,325 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 3403 transitions. Word has length 363 [2024-10-13 01:00:34,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:34,326 INFO L471 AbstractCegarLoop]: Abstraction has 2132 states and 3403 transitions. [2024-10-13 01:00:34,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 3403 transitions. [2024-10-13 01:00:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-10-13 01:00:34,331 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:34,331 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:34,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 01:00:34,331 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:34,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:34,332 INFO L85 PathProgramCache]: Analyzing trace with hash 931600667, now seen corresponding path program 1 times [2024-10-13 01:00:34,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:34,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526379015] [2024-10-13 01:00:34,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:34,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:34,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:34,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526379015] [2024-10-13 01:00:34,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526379015] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:34,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:34,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 01:00:34,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159490955] [2024-10-13 01:00:34,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:34,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 01:00:34,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:34,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 01:00:34,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 01:00:34,905 INFO L87 Difference]: Start difference. First operand 2132 states and 3403 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:35,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:35,480 INFO L93 Difference]: Finished difference Result 5880 states and 9339 transitions. [2024-10-13 01:00:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 01:00:35,481 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 364 [2024-10-13 01:00:35,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:35,502 INFO L225 Difference]: With dead ends: 5880 [2024-10-13 01:00:35,502 INFO L226 Difference]: Without dead ends: 4142 [2024-10-13 01:00:35,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-10-13 01:00:35,507 INFO L432 NwaCegarLoop]: 634 mSDtfsCounter, 778 mSDsluCounter, 2279 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 2913 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:35,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [778 Valid, 2913 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 01:00:35,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4142 states. [2024-10-13 01:00:35,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4142 to 3912. [2024-10-13 01:00:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 2998 states have (on average 1.4966644429619747) internal successors, (4487), 3006 states have internal predecessors, (4487), 878 states have call successors, (878), 35 states have call predecessors, (878), 35 states have return successors, (878), 870 states have call predecessors, (878), 878 states have call successors, (878) [2024-10-13 01:00:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 6243 transitions. [2024-10-13 01:00:35,771 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 6243 transitions. Word has length 364 [2024-10-13 01:00:35,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:35,772 INFO L471 AbstractCegarLoop]: Abstraction has 3912 states and 6243 transitions. [2024-10-13 01:00:35,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 6243 transitions. [2024-10-13 01:00:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-10-13 01:00:35,775 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:35,775 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:35,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 01:00:35,776 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:35,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:35,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1611659037, now seen corresponding path program 1 times [2024-10-13 01:00:35,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:35,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517278747] [2024-10-13 01:00:35,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:36,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:36,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517278747] [2024-10-13 01:00:36,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517278747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:36,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:36,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:36,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872646408] [2024-10-13 01:00:36,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:36,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:36,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:36,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:36,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:36,608 INFO L87 Difference]: Start difference. First operand 3912 states and 6243 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:37,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:37,160 INFO L93 Difference]: Finished difference Result 7700 states and 12233 transitions. [2024-10-13 01:00:37,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:37,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 364 [2024-10-13 01:00:37,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:37,185 INFO L225 Difference]: With dead ends: 7700 [2024-10-13 01:00:37,185 INFO L226 Difference]: Without dead ends: 4138 [2024-10-13 01:00:37,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 01:00:37,196 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 351 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:37,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 998 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 01:00:37,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4138 states. [2024-10-13 01:00:37,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4138 to 3944. [2024-10-13 01:00:37,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3030 states have (on average 1.49009900990099) internal successors, (4515), 3038 states have internal predecessors, (4515), 878 states have call successors, (878), 35 states have call predecessors, (878), 35 states have return successors, (878), 870 states have call predecessors, (878), 878 states have call successors, (878) [2024-10-13 01:00:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 6271 transitions. [2024-10-13 01:00:37,497 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 6271 transitions. Word has length 364 [2024-10-13 01:00:37,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:37,497 INFO L471 AbstractCegarLoop]: Abstraction has 3944 states and 6271 transitions. [2024-10-13 01:00:37,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 6271 transitions. [2024-10-13 01:00:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-10-13 01:00:37,500 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:37,501 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:37,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 01:00:37,501 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:37,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:37,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1418218029, now seen corresponding path program 1 times [2024-10-13 01:00:37,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:37,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870499910] [2024-10-13 01:00:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:37,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:38,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870499910] [2024-10-13 01:00:38,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870499910] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:38,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:38,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 01:00:38,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92018569] [2024-10-13 01:00:38,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:38,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 01:00:38,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:38,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 01:00:38,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 01:00:38,002 INFO L87 Difference]: Start difference. First operand 3944 states and 6271 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:38,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:38,557 INFO L93 Difference]: Finished difference Result 11390 states and 18070 transitions. [2024-10-13 01:00:38,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 01:00:38,558 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 365 [2024-10-13 01:00:38,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:38,608 INFO L225 Difference]: With dead ends: 11390 [2024-10-13 01:00:38,608 INFO L226 Difference]: Without dead ends: 7780 [2024-10-13 01:00:38,621 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 01:00:38,622 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 424 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:38,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 1250 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 01:00:38,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7780 states. [2024-10-13 01:00:39,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7780 to 7456. [2024-10-13 01:00:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7456 states, 5686 states have (on average 1.484171649665846) internal successors, (8439), 5702 states have internal predecessors, (8439), 1702 states have call successors, (1702), 67 states have call predecessors, (1702), 67 states have return successors, (1702), 1686 states have call predecessors, (1702), 1702 states have call successors, (1702) [2024-10-13 01:00:39,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7456 states to 7456 states and 11843 transitions. [2024-10-13 01:00:39,198 INFO L78 Accepts]: Start accepts. Automaton has 7456 states and 11843 transitions. Word has length 365 [2024-10-13 01:00:39,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:39,199 INFO L471 AbstractCegarLoop]: Abstraction has 7456 states and 11843 transitions. [2024-10-13 01:00:39,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7456 states and 11843 transitions. [2024-10-13 01:00:39,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-10-13 01:00:39,203 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:39,203 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:39,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 01:00:39,203 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:39,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:39,204 INFO L85 PathProgramCache]: Analyzing trace with hash -995516203, now seen corresponding path program 1 times [2024-10-13 01:00:39,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:39,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585212286] [2024-10-13 01:00:39,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:39,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:39,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:39,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585212286] [2024-10-13 01:00:39,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585212286] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:39,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:39,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 01:00:39,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784835406] [2024-10-13 01:00:39,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:39,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 01:00:39,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 01:00:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 01:00:39,884 INFO L87 Difference]: Start difference. First operand 7456 states and 11843 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:40,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:40,412 INFO L93 Difference]: Finished difference Result 14876 states and 23645 transitions. [2024-10-13 01:00:40,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 01:00:40,413 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 365 [2024-10-13 01:00:40,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:40,466 INFO L225 Difference]: With dead ends: 14876 [2024-10-13 01:00:40,466 INFO L226 Difference]: Without dead ends: 8026 [2024-10-13 01:00:40,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-13 01:00:40,490 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 67 mSDsluCounter, 1010 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:40,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 1339 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 01:00:40,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8026 states. [2024-10-13 01:00:40,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8026 to 7768. [2024-10-13 01:00:40,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7768 states, 5998 states have (on average 1.4749916638879625) internal successors, (8847), 6014 states have internal predecessors, (8847), 1702 states have call successors, (1702), 67 states have call predecessors, (1702), 67 states have return successors, (1702), 1686 states have call predecessors, (1702), 1702 states have call successors, (1702) [2024-10-13 01:00:40,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7768 states to 7768 states and 12251 transitions. [2024-10-13 01:00:40,998 INFO L78 Accepts]: Start accepts. Automaton has 7768 states and 12251 transitions. Word has length 365 [2024-10-13 01:00:40,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:40,999 INFO L471 AbstractCegarLoop]: Abstraction has 7768 states and 12251 transitions. [2024-10-13 01:00:40,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 7768 states and 12251 transitions. [2024-10-13 01:00:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2024-10-13 01:00:41,003 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:41,003 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:41,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 01:00:41,003 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:41,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:41,004 INFO L85 PathProgramCache]: Analyzing trace with hash -298687341, now seen corresponding path program 1 times [2024-10-13 01:00:41,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:41,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494386307] [2024-10-13 01:00:41,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:41,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:41,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:41,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494386307] [2024-10-13 01:00:41,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494386307] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:41,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:41,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 01:00:41,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271469393] [2024-10-13 01:00:41,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:41,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 01:00:41,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:41,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 01:00:41,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:41,489 INFO L87 Difference]: Start difference. First operand 7768 states and 12251 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:42,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:42,603 INFO L93 Difference]: Finished difference Result 22670 states and 35603 transitions. [2024-10-13 01:00:42,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 01:00:42,603 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 370 [2024-10-13 01:00:42,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:42,666 INFO L225 Difference]: With dead ends: 22670 [2024-10-13 01:00:42,666 INFO L226 Difference]: Without dead ends: 15160 [2024-10-13 01:00:42,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 01:00:42,696 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 771 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:42,696 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [771 Valid, 572 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 01:00:42,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15160 states. [2024-10-13 01:00:43,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15160 to 13206. [2024-10-13 01:00:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13206 states, 9708 states have (on average 1.392356819118253) internal successors, (13517), 9756 states have internal predecessors, (13517), 3350 states have call successors, (3350), 147 states have call predecessors, (3350), 147 states have return successors, (3350), 3302 states have call predecessors, (3350), 3350 states have call successors, (3350) [2024-10-13 01:00:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13206 states to 13206 states and 20217 transitions. [2024-10-13 01:00:43,933 INFO L78 Accepts]: Start accepts. Automaton has 13206 states and 20217 transitions. Word has length 370 [2024-10-13 01:00:43,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:43,934 INFO L471 AbstractCegarLoop]: Abstraction has 13206 states and 20217 transitions. [2024-10-13 01:00:43,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-10-13 01:00:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 13206 states and 20217 transitions. [2024-10-13 01:00:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2024-10-13 01:00:43,940 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:43,941 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:43,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 01:00:43,941 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:43,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:43,942 INFO L85 PathProgramCache]: Analyzing trace with hash 2122915155, now seen corresponding path program 1 times [2024-10-13 01:00:43,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:43,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316257625] [2024-10-13 01:00:43,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:43,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 66 proven. 93 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-10-13 01:00:44,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:44,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316257625] [2024-10-13 01:00:44,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316257625] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 01:00:44,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037900161] [2024-10-13 01:00:44,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:44,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 01:00:44,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 01:00:44,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 01:00:44,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 01:00:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:45,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 01:00:45,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 01:00:45,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 935 proven. 12 refuted. 0 times theorem prover too weak. 4777 trivial. 0 not checked. [2024-10-13 01:00:45,286 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 01:00:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 147 proven. 12 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-10-13 01:00:45,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037900161] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 01:00:45,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 01:00:45,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-13 01:00:45,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364680485] [2024-10-13 01:00:45,648 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 01:00:45,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 01:00:45,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:45,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 01:00:45,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-13 01:00:45,651 INFO L87 Difference]: Start difference. First operand 13206 states and 20217 transitions. Second operand has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-10-13 01:00:47,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:47,198 INFO L93 Difference]: Finished difference Result 21454 states and 32814 transitions. [2024-10-13 01:00:47,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 01:00:47,199 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) Word has length 370 [2024-10-13 01:00:47,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:47,243 INFO L225 Difference]: With dead ends: 21454 [2024-10-13 01:00:47,243 INFO L226 Difference]: Without dead ends: 8480 [2024-10-13 01:00:47,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 860 GetRequests, 844 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-10-13 01:00:47,287 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 855 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:47,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [878 Valid, 826 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-13 01:00:47,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8480 states. [2024-10-13 01:00:47,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8480 to 8314. [2024-10-13 01:00:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8314 states, 6382 states have (on average 1.426668755875901) internal successors, (9105), 6398 states have internal predecessors, (9105), 1782 states have call successors, (1782), 149 states have call predecessors, (1782), 149 states have return successors, (1782), 1766 states have call predecessors, (1782), 1782 states have call successors, (1782) [2024-10-13 01:00:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8314 states to 8314 states and 12669 transitions. [2024-10-13 01:00:48,011 INFO L78 Accepts]: Start accepts. Automaton has 8314 states and 12669 transitions. Word has length 370 [2024-10-13 01:00:48,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:48,013 INFO L471 AbstractCegarLoop]: Abstraction has 8314 states and 12669 transitions. [2024-10-13 01:00:48,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-10-13 01:00:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 8314 states and 12669 transitions. [2024-10-13 01:00:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-13 01:00:48,016 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:48,017 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:48,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 01:00:48,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-13 01:00:48,219 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:48,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:48,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1644162270, now seen corresponding path program 1 times [2024-10-13 01:00:48,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:48,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374750290] [2024-10-13 01:00:48,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:48,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-13 01:00:48,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1670560752] [2024-10-13 01:00:48,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:48,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 01:00:48,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 01:00:48,520 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 01:00:48,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 01:00:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:48,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 01:00:48,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 01:00:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 2885 proven. 87 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2024-10-13 01:00:49,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 01:00:49,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 72 proven. 87 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-10-13 01:00:49,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:49,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374750290] [2024-10-13 01:00:49,741 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-13 01:00:49,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670560752] [2024-10-13 01:00:49,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670560752] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 01:00:49,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-13 01:00:49,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-10-13 01:00:49,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435576133] [2024-10-13 01:00:49,742 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-13 01:00:49,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-13 01:00:49,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:49,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-13 01:00:49,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-10-13 01:00:49,744 INFO L87 Difference]: Start difference. First operand 8314 states and 12669 transitions. Second operand has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-10-13 01:00:52,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:00:52,938 INFO L93 Difference]: Finished difference Result 33570 states and 50571 transitions. [2024-10-13 01:00:52,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-13 01:00:52,939 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 371 [2024-10-13 01:00:52,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:00:53,046 INFO L225 Difference]: With dead ends: 33570 [2024-10-13 01:00:53,046 INFO L226 Difference]: Without dead ends: 25428 [2024-10-13 01:00:53,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 759 GetRequests, 732 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=594, Unknown=0, NotChecked=0, Total=812 [2024-10-13 01:00:53,075 INFO L432 NwaCegarLoop]: 393 mSDtfsCounter, 883 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1409 mSolverCounterSat, 281 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 909 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1409 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-13 01:00:53,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [909 Valid, 2141 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1409 Invalid, 9 Unknown, 0 Unchecked, 1.5s Time] [2024-10-13 01:00:53,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25428 states. [2024-10-13 01:00:54,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25428 to 16657. [2024-10-13 01:00:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16657 states, 12788 states have (on average 1.416484203941195) internal successors, (18114), 12820 states have internal predecessors, (18114), 3510 states have call successors, (3510), 358 states have call predecessors, (3510), 358 states have return successors, (3510), 3478 states have call predecessors, (3510), 3510 states have call successors, (3510) [2024-10-13 01:00:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16657 states to 16657 states and 25134 transitions. [2024-10-13 01:00:54,941 INFO L78 Accepts]: Start accepts. Automaton has 16657 states and 25134 transitions. Word has length 371 [2024-10-13 01:00:54,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:00:54,942 INFO L471 AbstractCegarLoop]: Abstraction has 16657 states and 25134 transitions. [2024-10-13 01:00:54,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-10-13 01:00:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 16657 states and 25134 transitions. [2024-10-13 01:00:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2024-10-13 01:00:54,947 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:00:54,947 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:00:54,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 01:00:55,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-13 01:00:55,148 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:00:55,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:00:55,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1280758248, now seen corresponding path program 1 times [2024-10-13 01:00:55,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:00:55,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219812900] [2024-10-13 01:00:55,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:00:55,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:00:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:00:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:00:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:00:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:00:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:00:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:00:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 01:00:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:00:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:00:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 01:00:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 01:00:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 01:00:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 01:00:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 01:00:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 01:00:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 01:00:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 01:00:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 01:00:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 01:00:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 01:00:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 01:00:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 01:00:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 01:00:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-13 01:00:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 01:00:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 01:00:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 01:00:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 01:00:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 01:00:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 01:00:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 01:00:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 01:00:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 01:00:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 01:00:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 01:00:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 01:00:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 01:00:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 01:00:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 01:00:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 01:00:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 01:00:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 01:00:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 01:00:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 01:00:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:00:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:00:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 01:00:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 01:00:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 01:00:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 01:00:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 01:00:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 01:00:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-13 01:00:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-13 01:00:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:00:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-10-13 01:00:55,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:00:55,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219812900] [2024-10-13 01:00:55,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219812900] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:00:55,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:00:55,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-13 01:00:55,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168728028] [2024-10-13 01:00:55,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:00:55,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 01:00:55,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:00:55,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 01:00:55,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-10-13 01:00:55,836 INFO L87 Difference]: Start difference. First operand 16657 states and 25134 transitions. Second operand has 10 states, 10 states have (on average 10.5) internal successors, (105), 10 states have internal predecessors, (105), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 01:01:04,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:01:04,644 INFO L93 Difference]: Finished difference Result 126132 states and 188714 transitions. [2024-10-13 01:01:04,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 01:01:04,645 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.5) internal successors, (105), 10 states have internal predecessors, (105), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 372 [2024-10-13 01:01:04,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:01:05,092 INFO L225 Difference]: With dead ends: 126132 [2024-10-13 01:01:05,092 INFO L226 Difference]: Without dead ends: 109063 [2024-10-13 01:01:05,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-10-13 01:01:05,159 INFO L432 NwaCegarLoop]: 873 mSDtfsCounter, 2829 mSDsluCounter, 2879 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 618 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2829 SdHoareTripleChecker+Valid, 3752 SdHoareTripleChecker+Invalid, 2289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 618 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:01:05,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2829 Valid, 3752 Invalid, 2289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [618 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-13 01:01:05,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109063 states. [2024-10-13 01:01:12,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109063 to 84103. [2024-10-13 01:01:12,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84103 states, 64778 states have (on average 1.3970329432832134) internal successors, (90497), 65034 states have internal predecessors, (90497), 17590 states have call successors, (17590), 1734 states have call predecessors, (17590), 1734 states have return successors, (17590), 17334 states have call predecessors, (17590), 17590 states have call successors, (17590) [2024-10-13 01:01:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84103 states to 84103 states and 125677 transitions. [2024-10-13 01:01:13,046 INFO L78 Accepts]: Start accepts. Automaton has 84103 states and 125677 transitions. Word has length 372 [2024-10-13 01:01:13,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:01:13,047 INFO L471 AbstractCegarLoop]: Abstraction has 84103 states and 125677 transitions. [2024-10-13 01:01:13,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.5) internal successors, (105), 10 states have internal predecessors, (105), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 01:01:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 84103 states and 125677 transitions. [2024-10-13 01:01:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2024-10-13 01:01:13,058 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:01:13,058 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:01:13,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-13 01:01:13,058 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:01:13,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:01:13,059 INFO L85 PathProgramCache]: Analyzing trace with hash -720058470, now seen corresponding path program 1 times [2024-10-13 01:01:13,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:01:13,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312976557] [2024-10-13 01:01:13,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:01:13,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:01:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-13 01:01:13,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [969935683] [2024-10-13 01:01:13,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:01:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 01:01:13,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 01:01:13,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 01:01:13,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 01:01:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:01:13,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-13 01:01:13,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 01:01:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 659 proven. 150 refuted. 0 times theorem prover too weak. 4915 trivial. 0 not checked. [2024-10-13 01:01:15,163 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 01:01:16,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:01:16,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312976557] [2024-10-13 01:01:16,810 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-13 01:01:16,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969935683] [2024-10-13 01:01:16,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969935683] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 01:01:16,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-10-13 01:01:16,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-10-13 01:01:16,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668427504] [2024-10-13 01:01:16,811 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-10-13 01:01:16,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 01:01:16,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:01:16,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 01:01:16,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-10-13 01:01:16,813 INFO L87 Difference]: Start difference. First operand 84103 states and 125677 transitions. Second operand has 8 states, 8 states have (on average 13.875) internal successors, (111), 7 states have internal predecessors, (111), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54)