./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-98.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-98.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 a92f5d1a6a5590db64f6b8ed4b8fabeff75b2e4cde71258ed22ec8ba2c9c0069 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 03:28:40,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 03:28:40,260 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 03:28:40,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 03:28:40,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 03:28:40,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 03:28:40,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 03:28:40,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 03:28:40,282 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 03:28:40,285 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 03:28:40,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 03:28:40,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 03:28:40,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 03:28:40,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 03:28:40,287 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 03:28:40,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 03:28:40,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 03:28:40,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 03:28:40,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 03:28:40,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 03:28:40,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 03:28:40,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 03:28:40,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 03:28:40,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 03:28:40,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:28:40,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 03:28:40,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 03:28:40,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 03:28:40,291 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 03:28:40,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 03:28:40,292 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a92f5d1a6a5590db64f6b8ed4b8fabeff75b2e4cde71258ed22ec8ba2c9c0069 [2024-11-20 03:28:40,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 03:28:40,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 03:28:40,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 03:28:40,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 03:28:40,521 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 03:28:40,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-20 03:28:41,738 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 03:28:41,909 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 03:28:41,910 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-20 03:28:41,920 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c58a8016/e5dec90ba6b6417fab7483ed38e94a68/FLAG0021e2040 [2024-11-20 03:28:42,292 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c58a8016/e5dec90ba6b6417fab7483ed38e94a68 [2024-11-20 03:28:42,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 03:28:42,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 03:28:42,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 03:28:42,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 03:28:42,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 03:28:42,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@df262ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42, skipping insertion in model container [2024-11-20 03:28:42,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,336 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 03:28:42,479 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-98.i[916,929] [2024-11-20 03:28:42,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:28:42,610 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 03:28:42,619 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-98.i[916,929] [2024-11-20 03:28:42,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:28:42,684 INFO L204 MainTranslator]: Completed translation [2024-11-20 03:28:42,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42 WrapperNode [2024-11-20 03:28:42,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 03:28:42,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 03:28:42,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 03:28:42,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 03:28:42,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,746 INFO L138 Inliner]: procedures = 26, calls = 100, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 562 [2024-11-20 03:28:42,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 03:28:42,748 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 03:28:42,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 03:28:42,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 03:28:42,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,769 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,798 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 03:28:42,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 03:28:42,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 03:28:42,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 03:28:42,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 03:28:42,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (1/1) ... [2024-11-20 03:28:42,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:28:42,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:28:42,869 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 03:28:42,872 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 03:28:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 03:28:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 03:28:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 03:28:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 03:28:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 03:28:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 03:28:43,012 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 03:28:43,013 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 03:28:43,711 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-20 03:28:43,712 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 03:28:43,729 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 03:28:43,730 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 03:28:43,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:28:43 BoogieIcfgContainer [2024-11-20 03:28:43,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 03:28:43,732 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 03:28:43,733 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 03:28:43,737 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 03:28:43,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:28:42" (1/3) ... [2024-11-20 03:28:43,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e691462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:28:43, skipping insertion in model container [2024-11-20 03:28:43,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:28:42" (2/3) ... [2024-11-20 03:28:43,738 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e691462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:28:43, skipping insertion in model container [2024-11-20 03:28:43,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:28:43" (3/3) ... [2024-11-20 03:28:43,740 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-20 03:28:43,754 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 03:28:43,754 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 03:28:43,814 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 03:28:43,821 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;@5ea2f19e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 03:28:43,821 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 03:28:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 153 states have (on average 1.5032679738562091) internal successors, (230), 154 states have internal predecessors, (230), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-20 03:28:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-20 03:28:43,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:28:43,850 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:28:43,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:28:43,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:28:43,856 INFO L85 PathProgramCache]: Analyzing trace with hash -281747702, now seen corresponding path program 1 times [2024-11-20 03:28:43,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:28:43,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106220878] [2024-11-20 03:28:43,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:28:43,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:28:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:28:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:28:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 03:28:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:28:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-20 03:28:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-20 03:28:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:28:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:28:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:28:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:28:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:28:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:28:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:28:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-20 03:28:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:28:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-20 03:28:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:28:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:28:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:28:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:28:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:28:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:28:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:28:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:28:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:28:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:28:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:28:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:28:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:28:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-20 03:28:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-20 03:28:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-20 03:28:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-20 03:28:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 03:28:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-20 03:28:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-20 03:28:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 03:28:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:28:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:28:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:28:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:28:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:28:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:28:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:28:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:28:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:28:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:28:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:28:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:28:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:28:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:28:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:28:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:28:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:28:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:28:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-20 03:28:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-20 03:28:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-20 03:28:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-20 03:28:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-20 03:28:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-20 03:28:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-20 03:28:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-20 03:28:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-20 03:28:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-20 03:28:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-20 03:28:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-20 03:28:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-20 03:28:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:28:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:28:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-20 03:28:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:28:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-20 03:28:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:28:44,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-20 03:28:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:28:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-20 03:28:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:28:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:28:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-20 03:28:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:28:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-20 03:28:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:28:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-20 03:28:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:28:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-20 03:28:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-20 03:28:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-20 03:28:44,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:28:44,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106220878] [2024-11-20 03:28:44,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106220878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:28:44,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:28:44,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 03:28:44,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887416862] [2024-11-20 03:28:44,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:28:44,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 03:28:44,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:28:44,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 03:28:44,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:28:44,758 INFO L87 Difference]: Start difference. First operand has 243 states, 153 states have (on average 1.5032679738562091) internal successors, (230), 154 states have internal predecessors, (230), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) Second operand has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) [2024-11-20 03:28:44,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:28:44,820 INFO L93 Difference]: Finished difference Result 476 states and 883 transitions. [2024-11-20 03:28:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 03:28:44,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) Word has length 535 [2024-11-20 03:28:44,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:28:44,833 INFO L225 Difference]: With dead ends: 476 [2024-11-20 03:28:44,833 INFO L226 Difference]: Without dead ends: 236 [2024-11-20 03:28:44,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 263 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 03:28:44,844 INFO L432 NwaCegarLoop]: 389 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, 389 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 03:28:44,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:28:44,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-20 03:28:44,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2024-11-20 03:28:44,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 147 states have (on average 1.4625850340136055) internal successors, (215), 147 states have internal predecessors, (215), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-20 03:28:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 389 transitions. [2024-11-20 03:28:44,904 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 389 transitions. Word has length 535 [2024-11-20 03:28:44,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:28:44,905 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 389 transitions. [2024-11-20 03:28:44,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) [2024-11-20 03:28:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 389 transitions. [2024-11-20 03:28:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-20 03:28:44,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:28:44,918 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:28:44,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 03:28:44,919 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:28:44,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:28:44,921 INFO L85 PathProgramCache]: Analyzing trace with hash 825818057, now seen corresponding path program 1 times [2024-11-20 03:28:44,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:28:44,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676607082] [2024-11-20 03:28:44,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:28:44,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:28:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:28:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:28:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 03:28:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:28:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-20 03:28:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-20 03:28:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:28:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:28:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:28:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:28:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:28:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:28:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:28:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-20 03:28:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:28:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-20 03:28:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:28:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:28:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:28:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:28:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:28:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:28:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:28:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:28:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:28:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:28:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:28:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:28:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:28:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-20 03:28:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-20 03:28:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-20 03:28:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-20 03:28:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 03:28:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-20 03:28:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-20 03:28:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 03:28:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:28:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:28:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:28:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:28:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:28:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:28:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:28:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:28:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:28:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:28:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:28:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:28:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:28:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:28:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:28:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:28:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:28:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:28:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-20 03:28:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-20 03:28:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-20 03:28:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-20 03:28:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-20 03:28:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-20 03:28:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-20 03:28:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-20 03:28:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-20 03:28:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-20 03:28:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-20 03:28:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-20 03:28:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-20 03:28:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:28:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:28:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-20 03:28:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:28:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-20 03:28:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:28:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-20 03:28:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:28:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-20 03:28:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:28:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:28:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-20 03:28:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:28:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-20 03:28:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:28:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-20 03:28:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:28:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-20 03:28:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-20 03:28:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-20 03:28:46,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:28:46,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676607082] [2024-11-20 03:28:46,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676607082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:28:46,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:28:46,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:28:46,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914293827] [2024-11-20 03:28:46,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:28:46,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:28:46,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:28:46,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:28:46,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:28:46,052 INFO L87 Difference]: Start difference. First operand 236 states and 389 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:46,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:28:46,101 INFO L93 Difference]: Finished difference Result 470 states and 777 transitions. [2024-11-20 03:28:46,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:28:46,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-20 03:28:46,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:28:46,108 INFO L225 Difference]: With dead ends: 470 [2024-11-20 03:28:46,108 INFO L226 Difference]: Without dead ends: 237 [2024-11-20 03:28:46,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:28:46,111 INFO L432 NwaCegarLoop]: 388 mSDtfsCounter, 0 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:28:46,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 770 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:28:46,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-20 03:28:46,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2024-11-20 03:28:46,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 148 states have (on average 1.4594594594594594) internal successors, (216), 148 states have internal predecessors, (216), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-20 03:28:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 390 transitions. [2024-11-20 03:28:46,139 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 390 transitions. Word has length 536 [2024-11-20 03:28:46,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:28:46,143 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 390 transitions. [2024-11-20 03:28:46,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 390 transitions. [2024-11-20 03:28:46,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-20 03:28:46,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:28:46,150 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:28:46,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 03:28:46,151 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:28:46,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:28:46,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1195850769, now seen corresponding path program 1 times [2024-11-20 03:28:46,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:28:46,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571927571] [2024-11-20 03:28:46,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:28:46,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:28:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:28:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:28:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 03:28:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:28:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-20 03:28:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-20 03:28:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:28:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:28:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:28:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:28:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:28:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:28:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:28:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-20 03:28:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:28:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-20 03:28:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:28:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:28:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:28:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:28:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:28:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:28:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:28:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:28:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:28:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:28:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:28:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:28:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:28:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-20 03:28:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-20 03:28:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-20 03:28:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-20 03:28:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 03:28:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-20 03:28:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-20 03:28:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 03:28:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:28:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:28:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:28:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:28:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:28:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:28:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:28:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:28:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:28:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:28:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:28:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:28:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:28:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:28:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:28:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:28:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:28:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:28:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-20 03:28:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-20 03:28:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-20 03:28:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-20 03:28:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-20 03:28:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-20 03:28:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-20 03:28:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-20 03:28:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-20 03:28:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-20 03:28:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-20 03:28:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-20 03:28:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-20 03:28:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:28:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:28:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-20 03:28:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:28:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-20 03:28:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:28:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-20 03:28:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:28:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-20 03:28:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:28:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:28:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-20 03:28:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:28:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-20 03:28:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:28:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-20 03:28:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:28:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-20 03:28:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-20 03:28:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-20 03:28:47,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:28:47,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571927571] [2024-11-20 03:28:47,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571927571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:28:47,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:28:47,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 03:28:47,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359444698] [2024-11-20 03:28:47,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:28:47,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 03:28:47,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:28:47,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 03:28:47,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:28:47,735 INFO L87 Difference]: Start difference. First operand 237 states and 390 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:48,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:28:48,292 INFO L93 Difference]: Finished difference Result 683 states and 1131 transitions. [2024-11-20 03:28:48,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:28:48,293 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-20 03:28:48,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:28:48,299 INFO L225 Difference]: With dead ends: 683 [2024-11-20 03:28:48,299 INFO L226 Difference]: Without dead ends: 449 [2024-11-20 03:28:48,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-20 03:28:48,300 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 388 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-20 03:28:48,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [388 Valid, 1443 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 412 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-20 03:28:48,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2024-11-20 03:28:48,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 237. [2024-11-20 03:28:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 148 states have (on average 1.4527027027027026) internal successors, (215), 148 states have internal predecessors, (215), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-20 03:28:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 389 transitions. [2024-11-20 03:28:48,337 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 389 transitions. Word has length 536 [2024-11-20 03:28:48,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:28:48,338 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 389 transitions. [2024-11-20 03:28:48,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 389 transitions. [2024-11-20 03:28:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-20 03:28:48,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:28:48,346 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:28:48,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 03:28:48,346 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:28:48,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:28:48,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1454016207, now seen corresponding path program 1 times [2024-11-20 03:28:48,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:28:48,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139877773] [2024-11-20 03:28:48,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:28:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:28:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:28:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:28:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 03:28:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:28:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-20 03:28:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-20 03:28:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:28:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:28:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:28:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-20 03:28:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-20 03:28:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-20 03:28:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-20 03:28:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-20 03:28:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:28:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-20 03:28:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:28:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:28:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:28:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:28:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:28:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:28:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:28:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:28:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:28:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:28:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:28:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:28:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:28:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-20 03:28:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-20 03:28:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-20 03:28:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-20 03:28:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 03:28:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-20 03:28:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-20 03:28:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 03:28:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:28:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:28:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:28:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:28:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:28:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:28:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:28:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:28:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:28:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:28:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:28:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:28:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:28:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:28:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:28:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-20 03:28:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:28:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-20 03:28:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-20 03:28:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-20 03:28:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-20 03:28:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-20 03:28:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-20 03:28:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-20 03:28:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-20 03:28:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-20 03:28:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-20 03:28:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-20 03:28:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-20 03:28:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-20 03:28:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-20 03:28:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:28:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:28:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-20 03:28:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:28:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-20 03:28:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:28:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-20 03:28:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:28:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-20 03:28:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:28:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:28:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-20 03:28:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:28:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-20 03:28:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:28:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-20 03:28:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:28:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-20 03:28:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-20 03:28:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:28:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-20 03:28:49,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:28:49,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139877773] [2024-11-20 03:28:49,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139877773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:28:49,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:28:49,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 03:28:49,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945675316] [2024-11-20 03:28:49,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:28:49,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 03:28:49,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:28:49,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 03:28:49,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:28:49,874 INFO L87 Difference]: Start difference. First operand 237 states and 389 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:51,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:28:51,019 INFO L93 Difference]: Finished difference Result 964 states and 1583 transitions. [2024-11-20 03:28:51,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:28:51,020 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-20 03:28:51,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:28:51,025 INFO L225 Difference]: With dead ends: 964 [2024-11-20 03:28:51,025 INFO L226 Difference]: Without dead ends: 730 [2024-11-20 03:28:51,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-20 03:28:51,029 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 813 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:28:51,031 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 2144 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-20 03:28:51,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2024-11-20 03:28:51,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 512. [2024-11-20 03:28:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 314 states have (on average 1.4331210191082802) internal successors, (450), 315 states have internal predecessors, (450), 194 states have call successors, (194), 3 states have call predecessors, (194), 3 states have return successors, (194), 193 states have call predecessors, (194), 194 states have call successors, (194) [2024-11-20 03:28:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 838 transitions. [2024-11-20 03:28:51,124 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 838 transitions. Word has length 536 [2024-11-20 03:28:51,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:28:51,126 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 838 transitions. [2024-11-20 03:28:51,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-20 03:28:51,126 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 838 transitions. [2024-11-20 03:28:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-20 03:28:51,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:28:51,129 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:28:51,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 03:28:51,130 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:28:51,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:28:51,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1065943727, now seen corresponding path program 1 times [2024-11-20 03:28:51,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:28:51,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430092574] [2024-11-20 03:28:51,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:28:51,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:28:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat