./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.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 ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:15:16,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:15:16,466 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:15:16,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:15:16,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:15:16,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:15:16,511 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:15:16,511 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:15:16,512 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:15:16,514 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:15:16,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:15:16,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:15:16,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:15:16,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:15:16,516 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:15:16,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:15:16,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:15:16,520 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:15:16,520 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:15:16,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:15:16,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:15:16,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:15:16,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:15:16,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:15:16,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:15:16,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:15:16,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:15:16,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:15:16,526 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:15:16,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:15:16,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:15:16,528 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:15:16,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:15:16,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:15:16,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:15:16,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:15:16,529 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:15:16,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:15:16,530 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:15:16,530 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:15:16,530 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:15:16,531 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:15:16,531 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 [2024-11-10 04:15:16,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:15:16,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:15:16,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:15:16,827 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:15:16,828 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:15:16,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-11-10 04:15:18,391 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:15:18,655 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:15:18,656 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-11-10 04:15:18,673 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dbcd4165/405f2f9e75af414f8587ba9917334d91/FLAGf6e36d740 [2024-11-10 04:15:18,693 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dbcd4165/405f2f9e75af414f8587ba9917334d91 [2024-11-10 04:15:18,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:15:18,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:15:18,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:15:18,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:15:18,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:15:18,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:15:18" (1/1) ... [2024-11-10 04:15:18,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbcee63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:18, skipping insertion in model container [2024-11-10 04:15:18,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:15:18" (1/1) ... [2024-11-10 04:15:18,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:15:18,947 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-45.i[916,929] [2024-11-10 04:15:19,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:15:19,147 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:15:19,164 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-45.i[916,929] [2024-11-10 04:15:19,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:15:19,253 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:15:19,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19 WrapperNode [2024-11-10 04:15:19,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:15:19,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:15:19,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:15:19,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:15:19,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,371 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2024-11-10 04:15:19,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:15:19,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:15:19,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:15:19,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:15:19,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,453 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]. [2024-11-10 04:15:19,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,500 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:15:19,538 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:15:19,538 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:15:19,538 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:15:19,540 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (1/1) ... [2024-11-10 04:15:19,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:15:19,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:15:19,580 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) [2024-11-10 04:15:19,586 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 [2024-11-10 04:15:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:15:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:15:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:15:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:15:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:15:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:15:19,789 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:15:19,796 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:15:20,663 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-10 04:15:20,663 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:15:20,704 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:15:20,705 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:15:20,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:15:20 BoogieIcfgContainer [2024-11-10 04:15:20,706 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:15:20,710 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:15:20,710 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:15:20,713 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:15:20,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:15:18" (1/3) ... [2024-11-10 04:15:20,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e25e75d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:15:20, skipping insertion in model container [2024-11-10 04:15:20,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:15:19" (2/3) ... [2024-11-10 04:15:20,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e25e75d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:15:20, skipping insertion in model container [2024-11-10 04:15:20,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:15:20" (3/3) ... [2024-11-10 04:15:20,718 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-11-10 04:15:20,737 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:15:20,738 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:15:20,832 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:15:20,840 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;@17ca0d38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:15:20,840 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:15:20,846 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 146 states have internal predecessors, (222), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 04:15:20,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-11-10 04:15:20,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:20,875 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:20,875 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:20,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:20,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1311424135, now seen corresponding path program 1 times [2024-11-10 04:15:20,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:20,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229616990] [2024-11-10 04:15:20,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:20,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:21,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:22,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:22,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229616990] [2024-11-10 04:15:22,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229616990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:22,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:22,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:15:22,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313178187] [2024-11-10 04:15:22,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:22,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:15:22,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:22,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:15:22,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:15:22,094 INFO L87 Difference]: Start difference. First operand has 215 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 146 states have internal predecessors, (222), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-10 04:15:22,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:22,169 INFO L93 Difference]: Finished difference Result 422 states and 772 transitions. [2024-11-10 04:15:22,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:15:22,173 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 430 [2024-11-10 04:15:22,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:22,184 INFO L225 Difference]: With dead ends: 422 [2024-11-10 04:15:22,184 INFO L226 Difference]: Without dead ends: 210 [2024-11-10 04:15:22,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:15:22,196 INFO L432 NwaCegarLoop]: 343 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:22,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 343 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:15:22,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-10 04:15:22,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2024-11-10 04:15:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 141 states have (on average 1.5177304964539007) internal successors, (214), 141 states have internal predecessors, (214), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 04:15:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 348 transitions. [2024-11-10 04:15:22,284 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 348 transitions. Word has length 430 [2024-11-10 04:15:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:22,284 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 348 transitions. [2024-11-10 04:15:22,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-10 04:15:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 348 transitions. [2024-11-10 04:15:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-11-10 04:15:22,300 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:22,300 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:22,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:15:22,301 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:22,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:22,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1746811746, now seen corresponding path program 1 times [2024-11-10 04:15:22,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:22,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708771683] [2024-11-10 04:15:22,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:22,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:22,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:22,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708771683] [2024-11-10 04:15:22,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708771683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:22,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:22,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:15:22,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910053366] [2024-11-10 04:15:22,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:22,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:15:22,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:22,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:15:22,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:22,970 INFO L87 Difference]: Start difference. First operand 210 states and 348 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:23,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:23,076 INFO L93 Difference]: Finished difference Result 537 states and 895 transitions. [2024-11-10 04:15:23,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:15:23,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 430 [2024-11-10 04:15:23,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:23,084 INFO L225 Difference]: With dead ends: 537 [2024-11-10 04:15:23,085 INFO L226 Difference]: Without dead ends: 330 [2024-11-10 04:15:23,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:23,094 INFO L432 NwaCegarLoop]: 485 mSDtfsCounter, 205 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:23,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 805 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 04:15:23,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2024-11-10 04:15:23,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 326. [2024-11-10 04:15:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 240 states have (on average 1.575) internal successors, (378), 241 states have internal predecessors, (378), 83 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-11-10 04:15:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 544 transitions. [2024-11-10 04:15:23,155 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 544 transitions. Word has length 430 [2024-11-10 04:15:23,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:23,159 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 544 transitions. [2024-11-10 04:15:23,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 544 transitions. [2024-11-10 04:15:23,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-11-10 04:15:23,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:23,167 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:23,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 04:15:23,167 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:23,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:23,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1987351875, now seen corresponding path program 1 times [2024-11-10 04:15:23,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:23,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952567932] [2024-11-10 04:15:23,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:23,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:23,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:23,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:23,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952567932] [2024-11-10 04:15:23,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952567932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:23,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:23,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:15:23,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487517823] [2024-11-10 04:15:23,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:23,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:15:23,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:23,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:15:23,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:23,783 INFO L87 Difference]: Start difference. First operand 326 states and 544 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:23,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:23,867 INFO L93 Difference]: Finished difference Result 888 states and 1473 transitions. [2024-11-10 04:15:23,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:15:23,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 430 [2024-11-10 04:15:23,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:23,876 INFO L225 Difference]: With dead ends: 888 [2024-11-10 04:15:23,877 INFO L226 Difference]: Without dead ends: 565 [2024-11-10 04:15:23,878 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:23,881 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 243 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:23,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 671 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:15:23,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2024-11-10 04:15:23,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 561. [2024-11-10 04:15:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 401 states have (on average 1.5386533665835411) internal successors, (617), 404 states have internal predecessors, (617), 155 states have call successors, (155), 4 states have call predecessors, (155), 4 states have return successors, (155), 152 states have call predecessors, (155), 155 states have call successors, (155) [2024-11-10 04:15:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 927 transitions. [2024-11-10 04:15:23,951 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 927 transitions. Word has length 430 [2024-11-10 04:15:23,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:23,953 INFO L471 AbstractCegarLoop]: Abstraction has 561 states and 927 transitions. [2024-11-10 04:15:23,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 927 transitions. [2024-11-10 04:15:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-11-10 04:15:23,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:23,962 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:23,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 04:15:23,963 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:23,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:23,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2054358628, now seen corresponding path program 1 times [2024-11-10 04:15:23,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:23,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969759540] [2024-11-10 04:15:23,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:24,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:24,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969759540] [2024-11-10 04:15:24,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969759540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:24,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:24,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 04:15:24,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094214029] [2024-11-10 04:15:24,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:24,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 04:15:24,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:24,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 04:15:24,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:24,437 INFO L87 Difference]: Start difference. First operand 561 states and 927 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:24,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:24,556 INFO L93 Difference]: Finished difference Result 1665 states and 2751 transitions. [2024-11-10 04:15:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 04:15:24,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 430 [2024-11-10 04:15:24,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:24,569 INFO L225 Difference]: With dead ends: 1665 [2024-11-10 04:15:24,570 INFO L226 Difference]: Without dead ends: 1107 [2024-11-10 04:15:24,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 04:15:24,577 INFO L432 NwaCegarLoop]: 352 mSDtfsCounter, 337 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:24,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 680 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:15:24,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2024-11-10 04:15:24,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 1104. [2024-11-10 04:15:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 785 states have (on average 1.5197452229299364) internal successors, (1193), 791 states have internal predecessors, (1193), 310 states have call successors, (310), 8 states have call predecessors, (310), 8 states have return successors, (310), 304 states have call predecessors, (310), 310 states have call successors, (310) [2024-11-10 04:15:24,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1813 transitions. [2024-11-10 04:15:24,762 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1813 transitions. Word has length 430 [2024-11-10 04:15:24,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:24,764 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1813 transitions. [2024-11-10 04:15:24,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1813 transitions. [2024-11-10 04:15:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 04:15:24,770 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:24,770 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:24,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:15:24,771 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:24,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:24,771 INFO L85 PathProgramCache]: Analyzing trace with hash -2103688826, now seen corresponding path program 1 times [2024-11-10 04:15:24,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:24,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597412868] [2024-11-10 04:15:24,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:24,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:27,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:27,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597412868] [2024-11-10 04:15:27,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597412868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:27,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:27,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 04:15:27,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071784307] [2024-11-10 04:15:27,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:27,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 04:15:27,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:27,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 04:15:27,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-10 04:15:27,449 INFO L87 Difference]: Start difference. First operand 1104 states and 1813 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:29,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:29,211 INFO L93 Difference]: Finished difference Result 4536 states and 7413 transitions. [2024-11-10 04:15:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 04:15:29,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 431 [2024-11-10 04:15:29,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:29,238 INFO L225 Difference]: With dead ends: 4536 [2024-11-10 04:15:29,239 INFO L226 Difference]: Without dead ends: 3435 [2024-11-10 04:15:29,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-10 04:15:29,249 INFO L432 NwaCegarLoop]: 363 mSDtfsCounter, 1032 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1032 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:29,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1032 Valid, 1763 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-10 04:15:29,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3435 states. [2024-11-10 04:15:29,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3435 to 2118. [2024-11-10 04:15:29,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2118 states, 1631 states have (on average 1.5702023298589822) internal successors, (2561), 1645 states have internal predecessors, (2561), 470 states have call successors, (470), 16 states have call predecessors, (470), 16 states have return successors, (470), 456 states have call predecessors, (470), 470 states have call successors, (470) [2024-11-10 04:15:29,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 3501 transitions. [2024-11-10 04:15:29,552 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 3501 transitions. Word has length 431 [2024-11-10 04:15:29,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:29,554 INFO L471 AbstractCegarLoop]: Abstraction has 2118 states and 3501 transitions. [2024-11-10 04:15:29,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:29,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 3501 transitions. [2024-11-10 04:15:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 04:15:29,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:29,559 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:29,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 04:15:29,559 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:29,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:29,560 INFO L85 PathProgramCache]: Analyzing trace with hash 2124271717, now seen corresponding path program 1 times [2024-11-10 04:15:29,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:29,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502446349] [2024-11-10 04:15:29,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:30,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:30,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502446349] [2024-11-10 04:15:30,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502446349] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:30,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:30,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:15:30,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790735361] [2024-11-10 04:15:30,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:30,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:15:30,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:30,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:15:30,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:15:30,316 INFO L87 Difference]: Start difference. First operand 2118 states and 3501 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:31,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:31,264 INFO L93 Difference]: Finished difference Result 8095 states and 13347 transitions. [2024-11-10 04:15:31,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 04:15:31,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 431 [2024-11-10 04:15:31,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:31,304 INFO L225 Difference]: With dead ends: 8095 [2024-11-10 04:15:31,305 INFO L226 Difference]: Without dead ends: 5980 [2024-11-10 04:15:31,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:15:31,317 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 557 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 1243 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:31,317 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [557 Valid, 1243 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 04:15:31,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5980 states. [2024-11-10 04:15:32,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5980 to 5970. [2024-11-10 04:15:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5970 states, 4569 states have (on average 1.555044867585905) internal successors, (7105), 4613 states have internal predecessors, (7105), 1352 states have call successors, (1352), 48 states have call predecessors, (1352), 48 states have return successors, (1352), 1308 states have call predecessors, (1352), 1352 states have call successors, (1352) [2024-11-10 04:15:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5970 states to 5970 states and 9809 transitions. [2024-11-10 04:15:32,207 INFO L78 Accepts]: Start accepts. Automaton has 5970 states and 9809 transitions. Word has length 431 [2024-11-10 04:15:32,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:32,208 INFO L471 AbstractCegarLoop]: Abstraction has 5970 states and 9809 transitions. [2024-11-10 04:15:32,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5970 states and 9809 transitions. [2024-11-10 04:15:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 04:15:32,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:32,215 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:32,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 04:15:32,216 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:32,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:32,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1279799846, now seen corresponding path program 1 times [2024-11-10 04:15:32,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:32,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116998609] [2024-11-10 04:15:32,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:32,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:15:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:15:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:15:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:15:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:15:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:15:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:15:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:15:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:15:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:15:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:15:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:15:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:15:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:15:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:15:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:15:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:15:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:15:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:15:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 04:15:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 04:15:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 04:15:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 04:15:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 04:15:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 04:15:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 04:15:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 04:15:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-10 04:15:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 04:15:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 04:15:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 04:15:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-10 04:15:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 04:15:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-10 04:15:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 04:15:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-10 04:15:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 04:15:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-10 04:15:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 04:15:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-10 04:15:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 04:15:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-10 04:15:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 04:15:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 04:15:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 04:15:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 04:15:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 04:15:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 04:15:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 04:15:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 04:15:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-10 04:15:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-10 04:15:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 04:15:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 04:15:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-10 04:15:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-10 04:15:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-10 04:15:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-10 04:15:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:33,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-10 04:15:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-10 04:15:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-10 04:15:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-10 04:15:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-10 04:15:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-10 04:15:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-10 04:15:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-10 04:15:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-10 04:15:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:15:34,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 04:15:34,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:15:34,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116998609] [2024-11-10 04:15:34,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116998609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:15:34,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:15:34,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 04:15:34,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440729442] [2024-11-10 04:15:34,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:15:34,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 04:15:34,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:15:34,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 04:15:34,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 04:15:34,048 INFO L87 Difference]: Start difference. First operand 5970 states and 9809 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:36,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:15:36,250 INFO L93 Difference]: Finished difference Result 16920 states and 27681 transitions. [2024-11-10 04:15:36,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:15:36,251 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 431 [2024-11-10 04:15:36,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:15:36,340 INFO L225 Difference]: With dead ends: 16920 [2024-11-10 04:15:36,340 INFO L226 Difference]: Without dead ends: 10953 [2024-11-10 04:15:36,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:15:36,366 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 393 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 04:15:36,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 1173 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 04:15:36,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10953 states. [2024-11-10 04:15:37,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10953 to 10682. [2024-11-10 04:15:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10682 states, 7869 states have (on average 1.5149320116914475) internal successors, (11921), 7961 states have internal predecessors, (11921), 2704 states have call successors, (2704), 108 states have call predecessors, (2704), 108 states have return successors, (2704), 2612 states have call predecessors, (2704), 2704 states have call successors, (2704) [2024-11-10 04:15:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10682 states to 10682 states and 17329 transitions. [2024-11-10 04:15:38,014 INFO L78 Accepts]: Start accepts. Automaton has 10682 states and 17329 transitions. Word has length 431 [2024-11-10 04:15:38,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:15:38,015 INFO L471 AbstractCegarLoop]: Abstraction has 10682 states and 17329 transitions. [2024-11-10 04:15:38,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 04:15:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 10682 states and 17329 transitions. [2024-11-10 04:15:38,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 04:15:38,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:15:38,034 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:15:38,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 04:15:38,034 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:15:38,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:15:38,035 INFO L85 PathProgramCache]: Analyzing trace with hash 2039908296, now seen corresponding path program 1 times [2024-11-10 04:15:38,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:15:38,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593718541] [2024-11-10 04:15:38,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:15:38,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:15:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat