./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.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 2d1a08586e28489dc94d2285dea3402a5710056ff4819769698695dc05870e8f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:13:47,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:13:47,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 06:13:47,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:13:47,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:13:47,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:13:47,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:13:47,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:13:47,688 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:13:47,689 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:13:47,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:13:47,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:13:47,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:13:47,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:13:47,694 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:13:47,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:13:47,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:13:47,695 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:13:47,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 06:13:47,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:13:47,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:13:47,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:13:47,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:13:47,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:13:47,699 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:13:47,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:13:47,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:13:47,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:13:47,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:13:47,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:13:47,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:13:47,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:13:47,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:47,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:13:47,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:13:47,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:13:47,702 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 06:13:47,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 06:13:47,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:13:47,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:13:47,704 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:13:47,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:13:47,704 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d1a08586e28489dc94d2285dea3402a5710056ff4819769698695dc05870e8f [2024-10-24 06:13:47,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:13:47,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:13:47,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:13:47,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:13:47,988 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:13:47,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.i [2024-10-24 06:13:49,391 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:13:49,638 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:13:49,639 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.i [2024-10-24 06:13:49,649 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/763b318b6/3ff1fb5b09aa4cef9f28adbd4caf9c73/FLAG5b919e28e [2024-10-24 06:13:49,664 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/763b318b6/3ff1fb5b09aa4cef9f28adbd4caf9c73 [2024-10-24 06:13:49,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:13:49,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:13:49,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:49,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:13:49,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:13:49,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:49" (1/1) ... [2024-10-24 06:13:49,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e0184f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:49, skipping insertion in model container [2024-10-24 06:13:49,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:13:49" (1/1) ... [2024-10-24 06:13:49,719 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:13:49,903 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.i[916,929] [2024-10-24 06:13:50,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:50,082 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:13:50,096 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-29.i[916,929] [2024-10-24 06:13:50,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:13:50,198 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:13:50,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50 WrapperNode [2024-10-24 06:13:50,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:13:50,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:50,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:13:50,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:13:50,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,281 INFO L138 Inliner]: procedures = 26, calls = 89, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 553 [2024-10-24 06:13:50,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:13:50,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:13:50,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:13:50,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:13:50,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,312 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,352 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 06:13:50,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:13:50,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:13:50,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:13:50,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:13:50,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (1/1) ... [2024-10-24 06:13:50,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:13:50,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:13:50,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 06:13:50,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 06:13:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:13:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:13:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:13:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 06:13:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:13:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:13:50,627 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:13:50,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:13:51,587 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-24 06:13:51,588 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:13:51,644 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:13:51,646 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:13:51,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:51 BoogieIcfgContainer [2024-10-24 06:13:51,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:13:51,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:13:51,649 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:13:51,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:13:51,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:13:49" (1/3) ... [2024-10-24 06:13:51,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fda74a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:51, skipping insertion in model container [2024-10-24 06:13:51,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:13:50" (2/3) ... [2024-10-24 06:13:51,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fda74a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:13:51, skipping insertion in model container [2024-10-24 06:13:51,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:13:51" (3/3) ... [2024-10-24 06:13:51,658 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-29.i [2024-10-24 06:13:51,674 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:13:51,674 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:13:51,763 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:13:51,769 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;@38eefe3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:13:51,769 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:13:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand has 223 states, 144 states have (on average 1.5763888888888888) internal successors, (227), 145 states have internal predecessors, (227), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-10-24 06:13:51,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:51,806 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:51,807 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:51,807 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:51,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:51,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1711210469, now seen corresponding path program 1 times [2024-10-24 06:13:51,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:51,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440744345] [2024-10-24 06:13:51,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:52,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:52,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440744345] [2024-10-24 06:13:52,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440744345] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:52,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:52,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:13:52,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581429141] [2024-10-24 06:13:52,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:52,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:13:52,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:52,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:13:52,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:13:52,886 INFO L87 Difference]: Start difference. First operand has 223 states, 144 states have (on average 1.5763888888888888) internal successors, (227), 145 states have internal predecessors, (227), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) Second operand has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) [2024-10-24 06:13:52,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:52,967 INFO L93 Difference]: Finished difference Result 443 states and 832 transitions. [2024-10-24 06:13:52,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:13:52,970 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) Word has length 467 [2024-10-24 06:13:52,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:52,980 INFO L225 Difference]: With dead ends: 443 [2024-10-24 06:13:52,980 INFO L226 Difference]: Without dead ends: 221 [2024-10-24 06:13:52,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:13:52,990 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:52,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:53,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-10-24 06:13:53,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2024-10-24 06:13:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 143 states have (on average 1.5454545454545454) internal successors, (221), 143 states have internal predecessors, (221), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-10-24 06:13:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 373 transitions. [2024-10-24 06:13:53,074 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 373 transitions. Word has length 467 [2024-10-24 06:13:53,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:53,079 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 373 transitions. [2024-10-24 06:13:53,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) [2024-10-24 06:13:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 373 transitions. [2024-10-24 06:13:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:53,097 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:53,098 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:53,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 06:13:53,099 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:53,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:53,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1822962585, now seen corresponding path program 1 times [2024-10-24 06:13:53,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:53,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153881330] [2024-10-24 06:13:53,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:53,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:53,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153881330] [2024-10-24 06:13:53,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153881330] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:53,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:53,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:53,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225262529] [2024-10-24 06:13:53,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:53,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:53,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:53,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:53,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:53,736 INFO L87 Difference]: Start difference. First operand 221 states and 373 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:53,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:53,849 INFO L93 Difference]: Finished difference Result 571 states and 966 transitions. [2024-10-24 06:13:53,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:53,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:13:53,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:53,860 INFO L225 Difference]: With dead ends: 571 [2024-10-24 06:13:53,862 INFO L226 Difference]: Without dead ends: 351 [2024-10-24 06:13:53,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:53,865 INFO L432 NwaCegarLoop]: 471 mSDtfsCounter, 227 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:53,866 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 799 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 06:13:53,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-10-24 06:13:53,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 348. [2024-10-24 06:13:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 239 states have (on average 1.5732217573221758) internal successors, (376), 240 states have internal predecessors, (376), 106 states have call successors, (106), 2 states have call predecessors, (106), 2 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2024-10-24 06:13:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 588 transitions. [2024-10-24 06:13:53,922 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 588 transitions. Word has length 467 [2024-10-24 06:13:53,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:53,926 INFO L471 AbstractCegarLoop]: Abstraction has 348 states and 588 transitions. [2024-10-24 06:13:53,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:53,926 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 588 transitions. [2024-10-24 06:13:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:53,934 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:53,935 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:53,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 06:13:53,936 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:53,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:53,936 INFO L85 PathProgramCache]: Analyzing trace with hash -2048357989, now seen corresponding path program 1 times [2024-10-24 06:13:53,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:53,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971471613] [2024-10-24 06:13:53,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:53,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:54,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:54,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971471613] [2024-10-24 06:13:54,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971471613] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:54,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:54,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:54,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093063653] [2024-10-24 06:13:54,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:54,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:54,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:54,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:54,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:54,373 INFO L87 Difference]: Start difference. First operand 348 states and 588 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:54,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:54,444 INFO L93 Difference]: Finished difference Result 706 states and 1188 transitions. [2024-10-24 06:13:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:54,447 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:13:54,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:54,454 INFO L225 Difference]: With dead ends: 706 [2024-10-24 06:13:54,456 INFO L226 Difference]: Without dead ends: 359 [2024-10-24 06:13:54,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:54,458 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 191 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:54,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 805 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:54,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-10-24 06:13:54,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 292. [2024-10-24 06:13:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 213 states have (on average 1.591549295774648) internal successors, (339), 213 states have internal predecessors, (339), 76 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-10-24 06:13:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 491 transitions. [2024-10-24 06:13:54,501 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 491 transitions. Word has length 467 [2024-10-24 06:13:54,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:54,503 INFO L471 AbstractCegarLoop]: Abstraction has 292 states and 491 transitions. [2024-10-24 06:13:54,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 491 transitions. [2024-10-24 06:13:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:54,513 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:54,513 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:54,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 06:13:54,514 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:54,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:54,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1225540953, now seen corresponding path program 1 times [2024-10-24 06:13:54,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:54,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619420642] [2024-10-24 06:13:54,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:54,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:54,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:54,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619420642] [2024-10-24 06:13:54,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619420642] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:54,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:54,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:54,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568343246] [2024-10-24 06:13:54,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:54,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:54,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:54,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:54,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:54,952 INFO L87 Difference]: Start difference. First operand 292 states and 491 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:55,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:55,001 INFO L93 Difference]: Finished difference Result 710 states and 1182 transitions. [2024-10-24 06:13:55,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:55,002 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:13:55,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:55,006 INFO L225 Difference]: With dead ends: 710 [2024-10-24 06:13:55,006 INFO L226 Difference]: Without dead ends: 419 [2024-10-24 06:13:55,008 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:55,008 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 189 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:55,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 877 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:55,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-10-24 06:13:55,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 416. [2024-10-24 06:13:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 279 states have (on average 1.5197132616487454) internal successors, (424), 280 states have internal predecessors, (424), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 131 states have call predecessors, (132), 132 states have call successors, (132) [2024-10-24 06:13:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 688 transitions. [2024-10-24 06:13:55,040 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 688 transitions. Word has length 467 [2024-10-24 06:13:55,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:55,042 INFO L471 AbstractCegarLoop]: Abstraction has 416 states and 688 transitions. [2024-10-24 06:13:55,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 688 transitions. [2024-10-24 06:13:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:55,049 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:55,050 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:55,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 06:13:55,050 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:55,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:55,051 INFO L85 PathProgramCache]: Analyzing trace with hash -2058309093, now seen corresponding path program 1 times [2024-10-24 06:13:55,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:55,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900195062] [2024-10-24 06:13:55,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:55,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:55,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:55,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900195062] [2024-10-24 06:13:55,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900195062] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:55,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:55,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 06:13:55,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650933645] [2024-10-24 06:13:55,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:55,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 06:13:55,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:55,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 06:13:55,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 06:13:55,975 INFO L87 Difference]: Start difference. First operand 416 states and 688 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:57,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:57,867 INFO L93 Difference]: Finished difference Result 2114 states and 3461 transitions. [2024-10-24 06:13:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 06:13:57,867 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:13:57,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:57,879 INFO L225 Difference]: With dead ends: 2114 [2024-10-24 06:13:57,879 INFO L226 Difference]: Without dead ends: 1699 [2024-10-24 06:13:57,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-10-24 06:13:57,883 INFO L432 NwaCegarLoop]: 462 mSDtfsCounter, 1525 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 621 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1525 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 1558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 621 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:57,884 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1525 Valid, 1460 Invalid, 1558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [621 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-10-24 06:13:57,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2024-10-24 06:13:58,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1447. [2024-10-24 06:13:58,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1447 states, 974 states have (on average 1.4948665297741273) internal successors, (1456), 980 states have internal predecessors, (1456), 454 states have call successors, (454), 18 states have call predecessors, (454), 18 states have return successors, (454), 448 states have call predecessors, (454), 454 states have call successors, (454) [2024-10-24 06:13:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 2364 transitions. [2024-10-24 06:13:58,055 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 2364 transitions. Word has length 467 [2024-10-24 06:13:58,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:58,056 INFO L471 AbstractCegarLoop]: Abstraction has 1447 states and 2364 transitions. [2024-10-24 06:13:58,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:58,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2364 transitions. [2024-10-24 06:13:58,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:58,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:58,065 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:58,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 06:13:58,065 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:58,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:58,065 INFO L85 PathProgramCache]: Analyzing trace with hash 242513497, now seen corresponding path program 1 times [2024-10-24 06:13:58,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:58,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982632007] [2024-10-24 06:13:58,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:58,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:13:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:13:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:13:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:13:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:13:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:13:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:13:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:13:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:13:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:13:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:13:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:13:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:13:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:13:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:13:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:13:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:13:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:13:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:13:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:13:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:13:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:13:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:13:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:13:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:13:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:13:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:13:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:13:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:13:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:13:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:13:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:13:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:13:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:13:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:13:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:13:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:13:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:13:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:13:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:13:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:13:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:13:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:13:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:13:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:13:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:13:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:13:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:13:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:13:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:13:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:13:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:13:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:13:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:13:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:13:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:13:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:13:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:13:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:13:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:13:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:13:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:13:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:13:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:13:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:13:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:13:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:13:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:13:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:13:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:13:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:13:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:13:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:13:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:13:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:13:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:13:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:13:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:13:58,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:13:58,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982632007] [2024-10-24 06:13:58,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982632007] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:13:58,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:13:58,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:13:58,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524710946] [2024-10-24 06:13:58,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:13:58,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:13:58,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:13:58,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:13:58,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:58,802 INFO L87 Difference]: Start difference. First operand 1447 states and 2364 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:59,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:13:59,058 INFO L93 Difference]: Finished difference Result 4339 states and 7090 transitions. [2024-10-24 06:13:59,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:13:59,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:13:59,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:13:59,082 INFO L225 Difference]: With dead ends: 4339 [2024-10-24 06:13:59,082 INFO L226 Difference]: Without dead ends: 2893 [2024-10-24 06:13:59,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:13:59,089 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 213 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:13:59,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 736 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:13:59,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2893 states. [2024-10-24 06:13:59,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2893 to 2891. [2024-10-24 06:13:59,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2891 states, 1946 states have (on average 1.4912641315519013) internal successors, (2902), 1958 states have internal predecessors, (2902), 908 states have call successors, (908), 36 states have call predecessors, (908), 36 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-10-24 06:13:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2891 states and 4718 transitions. [2024-10-24 06:13:59,409 INFO L78 Accepts]: Start accepts. Automaton has 2891 states and 4718 transitions. Word has length 467 [2024-10-24 06:13:59,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:13:59,410 INFO L471 AbstractCegarLoop]: Abstraction has 2891 states and 4718 transitions. [2024-10-24 06:13:59,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:13:59,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 4718 transitions. [2024-10-24 06:13:59,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:13:59,417 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:13:59,417 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:13:59,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 06:13:59,418 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:13:59,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:13:59,418 INFO L85 PathProgramCache]: Analyzing trace with hash 244360539, now seen corresponding path program 1 times [2024-10-24 06:13:59,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:13:59,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237099728] [2024-10-24 06:13:59,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:13:59,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:13:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:14:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:14:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:14:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:14:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:14:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:14:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:14:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:14:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:14:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:14:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:14:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:14:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:14:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:14:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:14:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:14:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:14:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:14:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:14:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:14:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:14:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:14:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:14:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:14:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:14:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:14:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:14:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:14:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:14:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:14:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:14:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:14:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:14:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:14:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:14:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:14:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:14:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:14:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:14:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:14:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:14:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:14:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:14:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:14:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:14:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:14:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:14:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:14:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:14:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:14:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:14:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:14:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:14:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:14:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:14:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:14:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:14:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:14:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:14:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:14:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:14:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:14:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:14:00,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:00,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237099728] [2024-10-24 06:14:00,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237099728] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:14:00,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:14:00,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 06:14:00,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567972197] [2024-10-24 06:14:00,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:14:00,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 06:14:00,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:00,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 06:14:00,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 06:14:00,391 INFO L87 Difference]: Start difference. First operand 2891 states and 4718 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:04,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:14:04,225 INFO L93 Difference]: Finished difference Result 19595 states and 31928 transitions. [2024-10-24 06:14:04,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 06:14:04,226 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:14:04,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:14:04,351 INFO L225 Difference]: With dead ends: 19595 [2024-10-24 06:14:04,352 INFO L226 Difference]: Without dead ends: 16705 [2024-10-24 06:14:04,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 06:14:04,375 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 2042 mSDsluCounter, 1304 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 881 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2042 SdHoareTripleChecker+Valid, 1762 SdHoareTripleChecker+Invalid, 1756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 881 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:14:04,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2042 Valid, 1762 Invalid, 1756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [881 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-24 06:14:04,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16705 states. [2024-10-24 06:14:05,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16705 to 6879. [2024-10-24 06:14:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6879 states, 4810 states have (on average 1.5172557172557173) internal successors, (7298), 4838 states have internal predecessors, (7298), 1988 states have call successors, (1988), 80 states have call predecessors, (1988), 80 states have return successors, (1988), 1960 states have call predecessors, (1988), 1988 states have call successors, (1988) [2024-10-24 06:14:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6879 states to 6879 states and 11274 transitions. [2024-10-24 06:14:05,595 INFO L78 Accepts]: Start accepts. Automaton has 6879 states and 11274 transitions. Word has length 467 [2024-10-24 06:14:05,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:05,596 INFO L471 AbstractCegarLoop]: Abstraction has 6879 states and 11274 transitions. [2024-10-24 06:14:05,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 6879 states and 11274 transitions. [2024-10-24 06:14:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:14:05,604 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:05,604 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:05,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 06:14:05,605 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:05,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:05,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1633760225, now seen corresponding path program 1 times [2024-10-24 06:14:05,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:05,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117180318] [2024-10-24 06:14:05,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:05,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:14:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:14:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:14:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:14:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:14:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:14:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:14:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:14:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:14:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:14:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:14:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:14:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:14:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:14:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:14:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:14:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:14:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:14:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:14:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:14:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:14:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:14:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:14:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:14:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:14:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:14:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:14:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:14:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:14:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:14:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:14:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:14:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:05,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:14:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:14:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:14:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:14:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:14:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:14:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:14:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:14:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:14:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:14:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:14:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:14:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:14:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:14:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:14:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:14:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:14:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:14:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:14:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:14:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:14:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:14:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:14:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:14:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:14:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:14:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:14:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:14:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:14:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:14:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:06,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:14:06,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:06,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117180318] [2024-10-24 06:14:06,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117180318] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:14:06,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:14:06,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 06:14:06,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592641634] [2024-10-24 06:14:06,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:14:06,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 06:14:06,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:06,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 06:14:06,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 06:14:06,161 INFO L87 Difference]: Start difference. First operand 6879 states and 11274 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:10,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:14:10,412 INFO L93 Difference]: Finished difference Result 27683 states and 45153 transitions. [2024-10-24 06:14:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 06:14:10,412 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:14:10,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:14:10,536 INFO L225 Difference]: With dead ends: 27683 [2024-10-24 06:14:10,537 INFO L226 Difference]: Without dead ends: 20805 [2024-10-24 06:14:10,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-10-24 06:14:10,577 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 1910 mSDsluCounter, 1495 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 1115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1910 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 2224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1115 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:14:10,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1910 Valid, 2083 Invalid, 2224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1115 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-24 06:14:10,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20805 states. [2024-10-24 06:14:12,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20805 to 12645. [2024-10-24 06:14:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 8660 states have (on average 1.4956120092378753) internal successors, (12952), 8720 states have internal predecessors, (12952), 3828 states have call successors, (3828), 156 states have call predecessors, (3828), 156 states have return successors, (3828), 3768 states have call predecessors, (3828), 3828 states have call successors, (3828) [2024-10-24 06:14:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 20608 transitions. [2024-10-24 06:14:12,440 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 20608 transitions. Word has length 467 [2024-10-24 06:14:12,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:12,441 INFO L471 AbstractCegarLoop]: Abstraction has 12645 states and 20608 transitions. [2024-10-24 06:14:12,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 20608 transitions. [2024-10-24 06:14:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:14:12,450 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:12,450 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:12,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 06:14:12,451 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:12,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:12,451 INFO L85 PathProgramCache]: Analyzing trace with hash 667062365, now seen corresponding path program 1 times [2024-10-24 06:14:12,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:12,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287566723] [2024-10-24 06:14:12,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:12,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:14:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:14:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:14:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:14:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:14:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:14:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:14:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:14:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:14:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:14:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:14:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:14:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:14:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:14:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:14:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:14:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:14:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:14:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:14:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:14:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:14:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:14:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:14:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:14:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:14:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:14:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:14:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:14:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:14:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:12,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:14:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:14:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:14:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:14:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:14:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:14:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:14:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:14:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:14:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:14:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:14:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:14:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:14:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:14:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:14:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:14:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:14:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:14:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:14:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:14:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:14:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:14:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:14:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:14:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:14:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:14:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:14:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:14:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:14:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:14:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:14:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:14:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:14:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-10-24 06:14:13,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:13,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287566723] [2024-10-24 06:14:13,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287566723] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:14:13,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:14:13,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:14:13,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718331469] [2024-10-24 06:14:13,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:14:13,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:14:13,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:13,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:14:13,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:14:13,153 INFO L87 Difference]: Start difference. First operand 12645 states and 20608 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:16,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:14:16,686 INFO L93 Difference]: Finished difference Result 42675 states and 69719 transitions. [2024-10-24 06:14:16,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 06:14:16,687 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 467 [2024-10-24 06:14:16,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:14:16,960 INFO L225 Difference]: With dead ends: 42675 [2024-10-24 06:14:16,960 INFO L226 Difference]: Without dead ends: 30031 [2024-10-24 06:14:17,024 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:14:17,027 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 754 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 06:14:17,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [754 Valid, 1109 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 06:14:17,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30031 states. [2024-10-24 06:14:20,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30031 to 30003. [2024-10-24 06:14:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30003 states, 21050 states have (on average 1.5024228028503563) internal successors, (31626), 21194 states have internal predecessors, (31626), 8592 states have call successors, (8592), 360 states have call predecessors, (8592), 360 states have return successors, (8592), 8448 states have call predecessors, (8592), 8592 states have call successors, (8592) [2024-10-24 06:14:20,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30003 states to 30003 states and 48810 transitions. [2024-10-24 06:14:20,409 INFO L78 Accepts]: Start accepts. Automaton has 30003 states and 48810 transitions. Word has length 467 [2024-10-24 06:14:20,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:20,410 INFO L471 AbstractCegarLoop]: Abstraction has 30003 states and 48810 transitions. [2024-10-24 06:14:20,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-10-24 06:14:20,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30003 states and 48810 transitions. [2024-10-24 06:14:20,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 06:14:20,423 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:20,424 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:20,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 06:14:20,424 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:20,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:20,425 INFO L85 PathProgramCache]: Analyzing trace with hash -150586085, now seen corresponding path program 1 times [2024-10-24 06:14:20,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:20,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905673547] [2024-10-24 06:14:20,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:20,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:14:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:14:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:14:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:14:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:14:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:14:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:14:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:14:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:14:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:14:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:14:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:14:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:14:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:14:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:14:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:14:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:14:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:14:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:14:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:14:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:14:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:14:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:14:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:14:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:14:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:14:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:20,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:14:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:14:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:14:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:14:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:14:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:14:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:14:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:14:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:14:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:14:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:14:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:14:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:14:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:14:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:14:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:14:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:14:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:14:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:14:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:14:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:14:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:14:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:14:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:14:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:14:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:14:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:14:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:14:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:14:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:14:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:14:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:14:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:14:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:14:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:14:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:14:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 69 proven. 156 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-10-24 06:14:21,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:21,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905673547] [2024-10-24 06:14:21,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905673547] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:14:21,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358339959] [2024-10-24 06:14:21,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:21,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:14:21,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:14:21,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 06:14:21,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 06:14:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:21,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 06:14:21,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:14:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 5393 proven. 156 refuted. 0 times theorem prover too weak. 5851 trivial. 0 not checked. [2024-10-24 06:14:22,943 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:14:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 69 proven. 156 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-10-24 06:14:23,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358339959] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:14:23,490 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:14:23,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2024-10-24 06:14:23,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898397793] [2024-10-24 06:14:23,490 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:14:23,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-24 06:14:23,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:23,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-24 06:14:23,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-10-24 06:14:23,494 INFO L87 Difference]: Start difference. First operand 30003 states and 48810 transitions. Second operand has 14 states, 13 states have (on average 18.923076923076923) internal successors, (246), 14 states have internal predecessors, (246), 7 states have call successors, (212), 3 states have call predecessors, (212), 6 states have return successors, (212), 6 states have call predecessors, (212), 7 states have call successors, (212) [2024-10-24 06:14:26,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:14:26,877 INFO L93 Difference]: Finished difference Result 61397 states and 98843 transitions. [2024-10-24 06:14:26,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 06:14:26,878 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 18.923076923076923) internal successors, (246), 14 states have internal predecessors, (246), 7 states have call successors, (212), 3 states have call predecessors, (212), 6 states have return successors, (212), 6 states have call predecessors, (212), 7 states have call successors, (212) Word has length 467 [2024-10-24 06:14:26,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:14:27,087 INFO L225 Difference]: With dead ends: 61397 [2024-10-24 06:14:27,087 INFO L226 Difference]: Without dead ends: 31395 [2024-10-24 06:14:27,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1093 GetRequests, 1078 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-10-24 06:14:27,201 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 614 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 06:14:27,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 911 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 555 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 06:14:27,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31395 states. [2024-10-24 06:14:30,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31395 to 30675. [2024-10-24 06:14:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30675 states, 21554 states have (on average 1.482880207850051) internal successors, (31962), 21698 states have internal predecessors, (31962), 8592 states have call successors, (8592), 528 states have call predecessors, (8592), 528 states have return successors, (8592), 8448 states have call predecessors, (8592), 8592 states have call successors, (8592) [2024-10-24 06:14:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30675 states to 30675 states and 49146 transitions. [2024-10-24 06:14:30,547 INFO L78 Accepts]: Start accepts. Automaton has 30675 states and 49146 transitions. Word has length 467 [2024-10-24 06:14:30,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:14:30,548 INFO L471 AbstractCegarLoop]: Abstraction has 30675 states and 49146 transitions. [2024-10-24 06:14:30,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 18.923076923076923) internal successors, (246), 14 states have internal predecessors, (246), 7 states have call successors, (212), 3 states have call predecessors, (212), 6 states have return successors, (212), 6 states have call predecessors, (212), 7 states have call successors, (212) [2024-10-24 06:14:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30675 states and 49146 transitions. [2024-10-24 06:14:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-10-24 06:14:30,561 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:14:30,562 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:14:30,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 06:14:30,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-24 06:14:30,767 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:14:30,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:14:30,768 INFO L85 PathProgramCache]: Analyzing trace with hash 445423426, now seen corresponding path program 1 times [2024-10-24 06:14:30,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:14:30,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042324853] [2024-10-24 06:14:30,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:30,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:14:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:14:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:14:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:14:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:14:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:14:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:14:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:14:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:14:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:14:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:14:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:14:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:14:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:14:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:14:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:14:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 06:14:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 06:14:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 06:14:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 06:14:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-24 06:14:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 06:14:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 06:14:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 06:14:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 06:14:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 06:14:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 06:14:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 06:14:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 06:14:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 06:14:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 06:14:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 06:14:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 06:14:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 06:14:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 06:14:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 06:14:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 06:14:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 06:14:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 06:14:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 06:14:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 06:14:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 06:14:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 06:14:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-24 06:14:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 06:14:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 06:14:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 06:14:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 06:14:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 06:14:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 06:14:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 06:14:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 06:14:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 06:14:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 06:14:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:31,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 06:14:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-24 06:14:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 06:14:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-24 06:14:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 06:14:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-24 06:14:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 06:14:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 06:14:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 06:14:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 06:14:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 06:14:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-24 06:14:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-24 06:14:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-24 06:14:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-24 06:14:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-24 06:14:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-24 06:14:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-24 06:14:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-24 06:14:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-24 06:14:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-24 06:14:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 06:14:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-24 06:14:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 138 proven. 87 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-10-24 06:14:32,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:14:32,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042324853] [2024-10-24 06:14:32,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042324853] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:14:32,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234342427] [2024-10-24 06:14:32,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:14:32,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:14:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:14:32,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 06:14:32,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 06:14:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:14:32,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 1029 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 06:14:32,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:14:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 1615 proven. 15 refuted. 0 times theorem prover too weak. 9770 trivial. 0 not checked. [2024-10-24 06:14:32,833 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:14:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 210 proven. 15 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-10-24 06:14:33,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234342427] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:14:33,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 06:14:33,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 17 [2024-10-24 06:14:33,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034917314] [2024-10-24 06:14:33,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 06:14:33,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-24 06:14:33,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:14:33,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-24 06:14:33,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2024-10-24 06:14:33,276 INFO L87 Difference]: Start difference. First operand 30675 states and 49146 transitions. Second operand has 17 states, 17 states have (on average 10.941176470588236) internal successors, (186), 17 states have internal predecessors, (186), 4 states have call successors, (110), 2 states have call predecessors, (110), 4 states have return successors, (112), 4 states have call predecessors, (112), 4 states have call successors, (112)