./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-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.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 21bdbc3e0ac2e83aebdf4ed5d685b5451eeeab46fc8ce4a523557df5ff3c8a1c --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 03:23:23,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 03:23:23,338 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 03:23:23,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 03:23:23,343 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 03:23:23,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 03:23:23,376 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 03:23:23,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 03:23:23,377 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 03:23:23,378 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 03:23:23,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 03:23:23,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 03:23:23,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 03:23:23,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 03:23:23,379 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 03:23:23,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 03:23:23,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 03:23:23,380 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 03:23:23,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 03:23:23,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 03:23:23,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 03:23:23,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 03:23:23,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 03:23:23,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 03:23:23,382 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 03:23:23,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 03:23:23,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 03:23:23,383 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 03:23:23,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 03:23:23,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 03:23:23,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 03:23:23,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 03:23:23,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:23:23,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 03:23:23,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 03:23:23,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 03:23:23,385 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 03:23:23,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 03:23:23,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 03:23:23,390 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 03:23:23,390 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 03:23:23,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 03:23:23,391 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21bdbc3e0ac2e83aebdf4ed5d685b5451eeeab46fc8ce4a523557df5ff3c8a1c [2024-11-20 03:23:23,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 03:23:23,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 03:23:23,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 03:23:23,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 03:23:23,641 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 03:23:23,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-20 03:23:25,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 03:23:25,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 03:23:25,300 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-20 03:23:25,308 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5f0c89c/6de4fb14bf7f4639b3f805aacc5cc815/FLAGb96509eaa [2024-11-20 03:23:25,322 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5f0c89c/6de4fb14bf7f4639b3f805aacc5cc815 [2024-11-20 03:23:25,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 03:23:25,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 03:23:25,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 03:23:25,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 03:23:25,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 03:23:25,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dada65e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25, skipping insertion in model container [2024-11-20 03:23:25,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 03:23:25,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i[915,928] [2024-11-20 03:23:25,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:23:25,700 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 03:23:25,728 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i[915,928] [2024-11-20 03:23:25,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:23:25,784 INFO L204 MainTranslator]: Completed translation [2024-11-20 03:23:25,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25 WrapperNode [2024-11-20 03:23:25,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 03:23:25,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 03:23:25,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 03:23:25,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 03:23:25,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,853 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2024-11-20 03:23:25,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 03:23:25,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 03:23:25,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 03:23:25,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 03:23:25,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,872 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,894 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-20 03:23:25,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 03:23:25,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 03:23:25,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 03:23:25,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 03:23:25,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (1/1) ... [2024-11-20 03:23:25,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:23:25,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:23:25,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 03:23:25,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 03:23:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 03:23:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 03:23:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 03:23:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 03:23:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 03:23:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 03:23:26,115 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 03:23:26,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 03:23:26,746 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-20 03:23:26,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 03:23:26,760 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 03:23:26,760 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 03:23:26,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:23:26 BoogieIcfgContainer [2024-11-20 03:23:26,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 03:23:26,762 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 03:23:26,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 03:23:26,765 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 03:23:26,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:23:25" (1/3) ... [2024-11-20 03:23:26,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e71fcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:23:26, skipping insertion in model container [2024-11-20 03:23:26,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:23:25" (2/3) ... [2024-11-20 03:23:26,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e71fcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:23:26, skipping insertion in model container [2024-11-20 03:23:26,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:23:26" (3/3) ... [2024-11-20 03:23:26,767 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-20 03:23:26,780 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 03:23:26,780 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 03:23:26,833 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 03:23:26,838 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;@1a0a0e69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 03:23:26,838 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 03:23:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 137 states have (on average 1.5255474452554745) internal successors, (209), 138 states have internal predecessors, (209), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-20 03:23:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:23:26,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:26,860 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:26,861 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:26,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:26,865 INFO L85 PathProgramCache]: Analyzing trace with hash 15854637, now seen corresponding path program 1 times [2024-11-20 03:23:26,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:26,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697071396] [2024-11-20 03:23:26,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:26,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:23:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:23:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:23:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:23:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:23:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:23:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:23:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:23:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:23:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:23:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:23:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:23:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:23:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:23:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:23:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:23:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:23:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:23:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:23:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:23:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:23:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:23:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:23:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:23:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:23:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:23:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:23:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:23:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:23:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:23:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:23:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:23:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:23:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:23:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:23:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:23:27,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:27,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697071396] [2024-11-20 03:23:27,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697071396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:27,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:27,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 03:23:27,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125634224] [2024-11-20 03:23:27,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:27,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 03:23:27,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:27,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 03:23:27,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:23:27,591 INFO L87 Difference]: Start difference. First operand has 207 states, 137 states have (on average 1.5255474452554745) internal successors, (209), 138 states have internal predecessors, (209), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:23:27,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:27,686 INFO L93 Difference]: Finished difference Result 407 states and 747 transitions. [2024-11-20 03:23:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 03:23:27,688 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-20 03:23:27,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:27,695 INFO L225 Difference]: With dead ends: 407 [2024-11-20 03:23:27,695 INFO L226 Difference]: Without dead ends: 203 [2024-11-20 03:23:27,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:23:27,701 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:27,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:23:27,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-20 03:23:27,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2024-11-20 03:23:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 134 states have (on average 1.492537313432836) internal successors, (200), 134 states have internal predecessors, (200), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-20 03:23:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 334 transitions. [2024-11-20 03:23:27,782 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 334 transitions. Word has length 431 [2024-11-20 03:23:27,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:27,783 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 334 transitions. [2024-11-20 03:23:27,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:23:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 334 transitions. [2024-11-20 03:23:27,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:23:27,791 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:27,791 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:27,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 03:23:27,792 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:27,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:27,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1547106365, now seen corresponding path program 1 times [2024-11-20 03:23:27,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:27,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027673180] [2024-11-20 03:23:27,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:27,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:23:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:23:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:23:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:23:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:23:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:23:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:23:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:23:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:23:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:23:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:23:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:23:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:23:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:23:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:23:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:23:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:23:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:23:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:23:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:23:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:23:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:23:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:23:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:23:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:23:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:23:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:23:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:23:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:23:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:23:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:23:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:23:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:23:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:23:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:23:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:23:31,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:31,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027673180] [2024-11-20 03:23:31,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027673180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:31,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:31,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-20 03:23:31,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255297778] [2024-11-20 03:23:31,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:31,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-20 03:23:31,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:31,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-20 03:23:31,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-20 03:23:31,210 INFO L87 Difference]: Start difference. First operand 203 states and 334 transitions. Second operand has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:23:35,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:23:35,835 INFO L93 Difference]: Finished difference Result 1396 states and 2287 transitions. [2024-11-20 03:23:35,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-20 03:23:35,836 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-20 03:23:35,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:23:35,847 INFO L225 Difference]: With dead ends: 1396 [2024-11-20 03:23:35,848 INFO L226 Difference]: Without dead ends: 1196 [2024-11-20 03:23:35,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=268, Invalid=854, Unknown=0, NotChecked=0, Total=1122 [2024-11-20 03:23:35,850 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2272 mSDsluCounter, 3130 mSDsCounter, 0 mSdLazyCounter, 2449 mSolverCounterSat, 578 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2272 SdHoareTripleChecker+Valid, 3463 SdHoareTripleChecker+Invalid, 3027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 578 IncrementalHoareTripleChecker+Valid, 2449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:23:35,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2272 Valid, 3463 Invalid, 3027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [578 Valid, 2449 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-20 03:23:35,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2024-11-20 03:23:35,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 363. [2024-11-20 03:23:35,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 278 states have (on average 1.618705035971223) internal successors, (450), 279 states have internal predecessors, (450), 82 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (82), 81 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-20 03:23:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 614 transitions. [2024-11-20 03:23:35,905 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 614 transitions. Word has length 431 [2024-11-20 03:23:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:23:35,906 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 614 transitions. [2024-11-20 03:23:35,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:23:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 614 transitions. [2024-11-20 03:23:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:23:35,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:23:35,912 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:23:35,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 03:23:35,913 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:23:35,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:23:35,913 INFO L85 PathProgramCache]: Analyzing trace with hash 258331969, now seen corresponding path program 1 times [2024-11-20 03:23:35,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:23:35,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221533493] [2024-11-20 03:23:35,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:23:35,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:23:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:23:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:23:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:23:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:23:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:23:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:23:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:23:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:23:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:23:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:23:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:23:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:23:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:23:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:23:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:23:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:23:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:23:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:23:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:23:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:23:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:23:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:23:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:23:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:23:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:23:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:23:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:23:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:23:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:23:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:23:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:23:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:23:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:23:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:23:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:23:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:23:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:23:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:23:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:23:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:23:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:23:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:23:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:23:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:23:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:23:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:23:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:23:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:23:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:23:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:23:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:23:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:23:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:23:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:23:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:23:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:23:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:23:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:23:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:23:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:23:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:23:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:23:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:23:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:23:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:23:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:23:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:23:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:23:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:23:48,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:23:48,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221533493] [2024-11-20 03:23:48,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221533493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:23:48,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:23:48,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-20 03:23:48,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140112633] [2024-11-20 03:23:48,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:23:48,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-20 03:23:48,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:23:48,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-20 03:23:48,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-11-20 03:23:48,577 INFO L87 Difference]: Start difference. First operand 363 states and 614 transitions. Second operand has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:24:14,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:24:14,361 INFO L93 Difference]: Finished difference Result 4354 states and 7329 transitions. [2024-11-20 03:24:14,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-20 03:24:14,362 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-20 03:24:14,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:24:14,414 INFO L225 Difference]: With dead ends: 4354 [2024-11-20 03:24:14,414 INFO L226 Difference]: Without dead ends: 3994 [2024-11-20 03:24:14,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=641, Invalid=1711, Unknown=0, NotChecked=0, Total=2352 [2024-11-20 03:24:14,422 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 5288 mSDsluCounter, 4083 mSDsCounter, 0 mSdLazyCounter, 4934 mSolverCounterSat, 1545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5288 SdHoareTripleChecker+Valid, 4444 SdHoareTripleChecker+Invalid, 6479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1545 IncrementalHoareTripleChecker+Valid, 4934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2024-11-20 03:24:14,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5288 Valid, 4444 Invalid, 6479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1545 Valid, 4934 Invalid, 0 Unknown, 0 Unchecked, 15.3s Time] [2024-11-20 03:24:14,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3994 states. [2024-11-20 03:24:15,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3994 to 2276. [2024-11-20 03:24:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2276 states, 1836 states have (on average 1.6399782135076253) internal successors, (3011), 1851 states have internal predecessors, (3011), 421 states have call successors, (421), 18 states have call predecessors, (421), 18 states have return successors, (421), 406 states have call predecessors, (421), 421 states have call successors, (421) [2024-11-20 03:24:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 2276 states and 3853 transitions. [2024-11-20 03:24:15,064 INFO L78 Accepts]: Start accepts. Automaton has 2276 states and 3853 transitions. Word has length 431 [2024-11-20 03:24:15,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:24:15,069 INFO L471 AbstractCegarLoop]: Abstraction has 2276 states and 3853 transitions. [2024-11-20 03:24:15,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:24:15,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3853 transitions. [2024-11-20 03:24:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:24:15,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:24:15,080 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:24:15,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 03:24:15,080 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:24:15,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:24:15,081 INFO L85 PathProgramCache]: Analyzing trace with hash 124318463, now seen corresponding path program 1 times [2024-11-20 03:24:15,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:24:15,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500146295] [2024-11-20 03:24:15,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:24:15,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:24:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:24:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:24:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:24:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:24:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:24:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:24:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:24:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:24:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:24:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:24:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:24:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:24:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:24:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:24:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:24:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:24:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:24:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:24:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:24:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:24:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:24:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:24:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:24:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:24:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:24:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:24:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:24:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:24:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:24:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:24:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:24:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:24:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:24:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:24:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:18,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:24:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:24:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:24:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:24:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:24:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:24:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:24:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:24:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:24:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:24:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:24:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:24:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:24:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:24:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:24:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:24:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:24:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:24:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:24:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:24:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:24:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:24:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:24:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:24:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:24:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:24:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:24:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:24:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:24:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:24:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:24:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:24:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:24:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:24:19,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:24:19,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500146295] [2024-11-20 03:24:19,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500146295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:24:19,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:24:19,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-20 03:24:19,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087596170] [2024-11-20 03:24:19,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:24:19,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-20 03:24:19,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:24:19,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-20 03:24:19,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-20 03:24:19,184 INFO L87 Difference]: Start difference. First operand 2276 states and 3853 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-20 03:24:23,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:24:23,368 INFO L93 Difference]: Finished difference Result 11024 states and 18511 transitions. [2024-11-20 03:24:23,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 03:24:23,369 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 431 [2024-11-20 03:24:23,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:24:23,432 INFO L225 Difference]: With dead ends: 11024 [2024-11-20 03:24:23,434 INFO L226 Difference]: Without dead ends: 8671 [2024-11-20 03:24:23,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2024-11-20 03:24:23,453 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 2191 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 1289 mSolverCounterSat, 562 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2191 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 562 IncrementalHoareTripleChecker+Valid, 1289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-20 03:24:23,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2191 Valid, 1377 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [562 Valid, 1289 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-20 03:24:23,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8671 states. [2024-11-20 03:24:23,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8671 to 3118. [2024-11-20 03:24:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3118 states, 2598 states have (on average 1.6709006928406467) internal successors, (4341), 2617 states have internal predecessors, (4341), 497 states have call successors, (497), 22 states have call predecessors, (497), 22 states have return successors, (497), 478 states have call predecessors, (497), 497 states have call successors, (497) [2024-11-20 03:24:23,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 3118 states and 5335 transitions. [2024-11-20 03:24:23,919 INFO L78 Accepts]: Start accepts. Automaton has 3118 states and 5335 transitions. Word has length 431 [2024-11-20 03:24:23,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:24:23,920 INFO L471 AbstractCegarLoop]: Abstraction has 3118 states and 5335 transitions. [2024-11-20 03:24:23,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-20 03:24:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 5335 transitions. [2024-11-20 03:24:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:24:23,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:24:23,925 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:24:23,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 03:24:23,925 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:24:23,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:24:23,925 INFO L85 PathProgramCache]: Analyzing trace with hash 681978691, now seen corresponding path program 1 times [2024-11-20 03:24:23,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:24:23,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083140358] [2024-11-20 03:24:23,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:24:23,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:24:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:24:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:24:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:24:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:24:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:24:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:24:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:24:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:24:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:24:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:24:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:24:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:24:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:24:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:24:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:24:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:24:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:24:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:24:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:24:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:24:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:24:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:24:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:24:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:24:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:24:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:24:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:24:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:24:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:24:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:24:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:24:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:24:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:24:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:24:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:24:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:24:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:24:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:24:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:24:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:24:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:24:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:24:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:24:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:24:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:24:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:24:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:24:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:24:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:24:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:24:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:24:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:24:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:24:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:24:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:24:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:24:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:24:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:24:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:24:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:24:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:24:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:24:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:24:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:24:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:24:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:24:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:24:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:24:25,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:24:25,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083140358] [2024-11-20 03:24:25,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083140358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:24:25,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:24:25,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-20 03:24:25,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39005005] [2024-11-20 03:24:25,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:24:25,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-20 03:24:25,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:24:25,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-20 03:24:25,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-20 03:24:25,559 INFO L87 Difference]: Start difference. First operand 3118 states and 5335 transitions. Second operand has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:24:31,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:24:31,555 INFO L93 Difference]: Finished difference Result 19932 states and 33396 transitions. [2024-11-20 03:24:31,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-20 03:24:31,556 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-20 03:24:31,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:24:31,607 INFO L225 Difference]: With dead ends: 19932 [2024-11-20 03:24:31,608 INFO L226 Difference]: Without dead ends: 16817 [2024-11-20 03:24:31,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2024-11-20 03:24:31,617 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 2900 mSDsluCounter, 2303 mSDsCounter, 0 mSdLazyCounter, 2659 mSolverCounterSat, 862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2900 SdHoareTripleChecker+Valid, 2816 SdHoareTripleChecker+Invalid, 3521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 862 IncrementalHoareTripleChecker+Valid, 2659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-20 03:24:31,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2900 Valid, 2816 Invalid, 3521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [862 Valid, 2659 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-20 03:24:31,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16817 states. [2024-11-20 03:24:32,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16817 to 9591. [2024-11-20 03:24:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9591 states, 8008 states have (on average 1.6614635364635364) internal successors, (13305), 8066 states have internal predecessors, (13305), 1514 states have call successors, (1514), 68 states have call predecessors, (1514), 68 states have return successors, (1514), 1456 states have call predecessors, (1514), 1514 states have call successors, (1514) [2024-11-20 03:24:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9591 states to 9591 states and 16333 transitions. [2024-11-20 03:24:32,826 INFO L78 Accepts]: Start accepts. Automaton has 9591 states and 16333 transitions. Word has length 431 [2024-11-20 03:24:32,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:24:32,827 INFO L471 AbstractCegarLoop]: Abstraction has 9591 states and 16333 transitions. [2024-11-20 03:24:32,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-20 03:24:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 9591 states and 16333 transitions. [2024-11-20 03:24:32,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-20 03:24:32,835 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:24:32,835 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:24:32,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 03:24:32,836 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:24:32,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:24:32,836 INFO L85 PathProgramCache]: Analyzing trace with hash -716060093, now seen corresponding path program 1 times [2024-11-20 03:24:32,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:24:32,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603999346] [2024-11-20 03:24:32,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:24:32,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:24:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:24:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:24:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:24:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:24:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:24:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:24:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 03:24:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:24:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:24:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:24:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:24:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:24:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:24:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:24:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-20 03:24:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:24:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-20 03:24:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:24:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-20 03:24:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 03:24:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 03:24:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 03:24:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 03:24:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 03:24:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 03:24:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 03:24:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 03:24:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:24:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 03:24:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:24:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 03:24:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:24:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 03:24:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:24:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:24:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:24:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:24:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:24:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:24:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:24:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:24:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:24:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:24:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-20 03:24:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-20 03:24:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-20 03:24:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-20 03:24:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-20 03:24:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-20 03:24:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-20 03:24:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:41,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-20 03:24:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-20 03:24:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-20 03:24:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-20 03:24:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-20 03:24:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-20 03:24:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-20 03:24:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-20 03:24:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-20 03:24:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 03:24:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 03:24:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 03:24:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 03:24:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 03:24:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 03:24:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 03:24:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 03:24:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:24:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-20 03:24:42,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:24:42,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603999346] [2024-11-20 03:24:42,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603999346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:24:42,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:24:42,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-20 03:24:42,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990324129] [2024-11-20 03:24:42,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:24:42,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-20 03:24:42,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:24:42,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-20 03:24:42,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2024-11-20 03:24:42,069 INFO L87 Difference]: Start difference. First operand 9591 states and 16333 transitions. Second operand has 17 states, 17 states have (on average 5.823529411764706) internal successors, (99), 17 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67)