./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.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 366cd04e1cccaa3d248693408475f1d8f6198ae7da412e5cc3eb2ead8f221652 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 03:35:49,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 03:35:49,212 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 03:35:49,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 03:35:49,222 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 03:35:49,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 03:35:49,254 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 03:35:49,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 03:35:49,255 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 03:35:49,255 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 03:35:49,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 03:35:49,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 03:35:49,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 03:35:49,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 03:35:49,257 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 03:35:49,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 03:35:49,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 03:35:49,259 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 03:35:49,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 03:35:49,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 03:35:49,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 03:35:49,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 03:35:49,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 03:35:49,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 03:35:49,261 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 03:35:49,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 03:35:49,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 03:35:49,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 03:35:49,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 03:35:49,263 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 03:35:49,263 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 03:35:49,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 03:35:49,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:35:49,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 03:35:49,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 03:35:49,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 03:35:49,265 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 03:35:49,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 03:35:49,266 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 03:35:49,266 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 03:35:49,266 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 03:35:49,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 03:35:49,267 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 366cd04e1cccaa3d248693408475f1d8f6198ae7da412e5cc3eb2ead8f221652 [2024-11-12 03:35:49,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 03:35:49,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 03:35:49,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 03:35:49,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 03:35:49,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 03:35:49,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-12 03:35:51,183 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 03:35:51,406 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 03:35:51,407 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-12 03:35:51,421 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e91ddfcc6/44da94a99f6941a58694e66247949a5e/FLAG28a3b1521 [2024-11-12 03:35:51,438 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e91ddfcc6/44da94a99f6941a58694e66247949a5e [2024-11-12 03:35:51,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 03:35:51,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 03:35:51,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 03:35:51,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 03:35:51,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 03:35:51,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31907bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51, skipping insertion in model container [2024-11-12 03:35:51,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 03:35:51,667 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i[919,932] [2024-11-12 03:35:51,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:35:51,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 03:35:51,816 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i[919,932] [2024-11-12 03:35:51,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:35:51,894 INFO L204 MainTranslator]: Completed translation [2024-11-12 03:35:51,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51 WrapperNode [2024-11-12 03:35:51,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 03:35:51,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 03:35:51,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 03:35:51,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 03:35:51,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,962 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2024-11-12 03:35:51,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 03:35:51,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 03:35:51,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 03:35:51,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 03:35:51,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:51,989 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,027 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 03:35:52,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 03:35:52,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 03:35:52,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 03:35:52,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 03:35:52,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (1/1) ... [2024-11-12 03:35:52,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:35:52,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:35:52,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 03:35:52,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 03:35:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 03:35:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 03:35:52,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 03:35:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 03:35:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 03:35:52,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 03:35:52,326 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 03:35:52,332 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 03:35:52,888 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-12 03:35:52,888 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 03:35:52,910 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 03:35:52,910 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 03:35:52,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:35:52 BoogieIcfgContainer [2024-11-12 03:35:52,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 03:35:52,915 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 03:35:52,915 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 03:35:52,918 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 03:35:52,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:35:51" (1/3) ... [2024-11-12 03:35:52,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@98f274c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:35:52, skipping insertion in model container [2024-11-12 03:35:52,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:35:51" (2/3) ... [2024-11-12 03:35:52,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@98f274c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:35:52, skipping insertion in model container [2024-11-12 03:35:52,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:35:52" (3/3) ... [2024-11-12 03:35:52,923 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-12 03:35:52,941 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 03:35:52,941 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 03:35:53,022 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 03:35:53,033 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;@5d55980a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 03:35:53,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 03:35:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 67 states have (on average 1.4179104477611941) internal successors, (95), 68 states have internal predecessors, (95), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-12 03:35:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:35:53,054 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:35:53,055 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:35:53,056 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:35:53,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:35:53,064 INFO L85 PathProgramCache]: Analyzing trace with hash -109430285, now seen corresponding path program 1 times [2024-11-12 03:35:53,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:35:53,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475367038] [2024-11-12 03:35:53,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:35:53,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:35:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:35:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:35:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:35:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:35:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:35:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:35:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:35:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:35:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:35:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:35:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:35:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:35:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:35:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:35:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:35:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:35:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:35:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:35:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:35:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:35:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:35:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:35:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:35:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:35:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:35:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:35:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:35:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:35:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:35:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:35:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:35:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:35:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:35:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:35:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:35:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:35:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:35:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:35:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:35:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:35:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:35:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:35:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:35:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:35:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:35:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:35:53,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:35:53,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475367038] [2024-11-12 03:35:53,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475367038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:35:53,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:35:53,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 03:35:53,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223806134] [2024-11-12 03:35:53,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:35:53,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 03:35:53,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:35:53,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 03:35:53,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:35:53,845 INFO L87 Difference]: Start difference. First operand has 114 states, 67 states have (on average 1.4179104477611941) internal successors, (95), 68 states have internal predecessors, (95), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-12 03:35:53,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:35:53,885 INFO L93 Difference]: Finished difference Result 221 states and 404 transitions. [2024-11-12 03:35:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 03:35:53,887 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) Word has length 270 [2024-11-12 03:35:53,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:35:53,900 INFO L225 Difference]: With dead ends: 221 [2024-11-12 03:35:53,900 INFO L226 Difference]: Without dead ends: 110 [2024-11-12 03:35:53,905 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:35:53,909 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:35:53,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:35:53,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-12 03:35:53,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-12 03:35:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 64 states have (on average 1.375) internal successors, (88), 64 states have internal predecessors, (88), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-12 03:35:53,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 176 transitions. [2024-11-12 03:35:53,990 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 176 transitions. Word has length 270 [2024-11-12 03:35:53,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:35:53,993 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 176 transitions. [2024-11-12 03:35:53,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-12 03:35:53,994 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 176 transitions. [2024-11-12 03:35:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:35:54,000 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:35:54,000 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:35:54,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 03:35:54,001 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:35:54,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:35:54,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1819629905, now seen corresponding path program 1 times [2024-11-12 03:35:54,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:35:54,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878898445] [2024-11-12 03:35:54,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:35:54,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:35:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:01,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:01,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:01,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878898445] [2024-11-12 03:36:01,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878898445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:01,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:01,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 03:36:01,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861324772] [2024-11-12 03:36:01,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:01,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 03:36:01,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:01,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 03:36:01,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:36:01,921 INFO L87 Difference]: Start difference. First operand 110 states and 176 transitions. Second operand has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:04,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:04,002 INFO L93 Difference]: Finished difference Result 378 states and 585 transitions. [2024-11-12 03:36:04,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 03:36:04,005 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:04,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:04,011 INFO L225 Difference]: With dead ends: 378 [2024-11-12 03:36:04,011 INFO L226 Difference]: Without dead ends: 271 [2024-11-12 03:36:04,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-12 03:36:04,016 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 317 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:04,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1068 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 03:36:04,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-11-12 03:36:04,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 180. [2024-11-12 03:36:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 129 states have (on average 1.4883720930232558) internal successors, (192), 130 states have internal predecessors, (192), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-12 03:36:04,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 288 transitions. [2024-11-12 03:36:04,074 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 288 transitions. Word has length 270 [2024-11-12 03:36:04,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:04,077 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 288 transitions. [2024-11-12 03:36:04,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2024-11-12 03:36:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:04,085 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:04,086 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:04,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 03:36:04,086 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:04,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:04,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1821476947, now seen corresponding path program 1 times [2024-11-12 03:36:04,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:04,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656045956] [2024-11-12 03:36:04,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:04,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:08,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:08,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656045956] [2024-11-12 03:36:08,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656045956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:08,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:08,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 03:36:08,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532281262] [2024-11-12 03:36:08,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:08,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 03:36:08,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:08,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 03:36:08,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 03:36:08,604 INFO L87 Difference]: Start difference. First operand 180 states and 288 transitions. Second operand has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:09,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:09,700 INFO L93 Difference]: Finished difference Result 271 states and 404 transitions. [2024-11-12 03:36:09,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 03:36:09,701 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:09,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:09,708 INFO L225 Difference]: With dead ends: 271 [2024-11-12 03:36:09,708 INFO L226 Difference]: Without dead ends: 269 [2024-11-12 03:36:09,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-12 03:36:09,710 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 304 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 1315 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:09,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 1315 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 03:36:09,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-12 03:36:09,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 180. [2024-11-12 03:36:09,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 129 states have (on average 1.4883720930232558) internal successors, (192), 130 states have internal predecessors, (192), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-12 03:36:09,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 288 transitions. [2024-11-12 03:36:09,746 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 288 transitions. Word has length 270 [2024-11-12 03:36:09,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:09,747 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 288 transitions. [2024-11-12 03:36:09,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2024-11-12 03:36:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:09,752 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:09,753 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:09,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 03:36:09,754 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:09,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:09,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1561464467, now seen corresponding path program 1 times [2024-11-12 03:36:09,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:09,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611621295] [2024-11-12 03:36:09,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:09,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:42,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:42,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611621295] [2024-11-12 03:36:42,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611621295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:42,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:42,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 03:36:42,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814764448] [2024-11-12 03:36:42,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:42,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 03:36:42,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:42,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 03:36:42,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:36:42,951 INFO L87 Difference]: Start difference. First operand 180 states and 288 transitions. Second operand has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:45,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:45,454 INFO L93 Difference]: Finished difference Result 252 states and 382 transitions. [2024-11-12 03:36:45,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 03:36:45,456 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:45,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:45,460 INFO L225 Difference]: With dead ends: 252 [2024-11-12 03:36:45,460 INFO L226 Difference]: Without dead ends: 250 [2024-11-12 03:36:45,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2024-11-12 03:36:45,462 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 263 mSDsluCounter, 1151 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 1310 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:45,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 1310 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 505 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-12 03:36:45,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-11-12 03:36:45,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 189. [2024-11-12 03:36:45,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 138 states have (on average 1.4927536231884058) internal successors, (206), 139 states have internal predecessors, (206), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-12 03:36:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 302 transitions. [2024-11-12 03:36:45,489 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 302 transitions. Word has length 270 [2024-11-12 03:36:45,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:45,490 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 302 transitions. [2024-11-12 03:36:45,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 302 transitions. [2024-11-12 03:36:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:45,496 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:45,496 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:45,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 03:36:45,496 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:45,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:45,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1563311509, now seen corresponding path program 1 times [2024-11-12 03:36:45,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:45,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391597298] [2024-11-12 03:36:45,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:45,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:49,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:49,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391597298] [2024-11-12 03:36:49,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391597298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:49,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:49,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 03:36:49,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315740342] [2024-11-12 03:36:49,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:49,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 03:36:49,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:49,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 03:36:49,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 03:36:49,912 INFO L87 Difference]: Start difference. First operand 189 states and 302 transitions. Second operand has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:50,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:50,849 INFO L93 Difference]: Finished difference Result 281 states and 416 transitions. [2024-11-12 03:36:50,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 03:36:50,850 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:50,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:50,853 INFO L225 Difference]: With dead ends: 281 [2024-11-12 03:36:50,853 INFO L226 Difference]: Without dead ends: 279 [2024-11-12 03:36:50,854 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-12 03:36:50,855 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 310 mSDsluCounter, 1018 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:50,855 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 1202 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 03:36:50,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2024-11-12 03:36:50,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 189. [2024-11-12 03:36:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 138 states have (on average 1.4927536231884058) internal successors, (206), 139 states have internal predecessors, (206), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-12 03:36:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 302 transitions. [2024-11-12 03:36:50,883 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 302 transitions. Word has length 270 [2024-11-12 03:36:50,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:50,885 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 302 transitions. [2024-11-12 03:36:50,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 302 transitions. [2024-11-12 03:36:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:50,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:50,890 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:50,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 03:36:50,891 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:50,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:50,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1454269037, now seen corresponding path program 1 times [2024-11-12 03:36:50,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:50,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380802283] [2024-11-12 03:36:50,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:50,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:50,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:51,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:51,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380802283] [2024-11-12 03:36:51,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380802283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:51,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:51,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:36:51,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21080376] [2024-11-12 03:36:51,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:51,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:36:51,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:51,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:36:51,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:36:51,119 INFO L87 Difference]: Start difference. First operand 189 states and 302 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:51,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:51,175 INFO L93 Difference]: Finished difference Result 521 states and 836 transitions. [2024-11-12 03:36:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:36:51,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:51,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:51,183 INFO L225 Difference]: With dead ends: 521 [2024-11-12 03:36:51,184 INFO L226 Difference]: Without dead ends: 335 [2024-11-12 03:36:51,185 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:36:51,187 INFO L435 NwaCegarLoop]: 330 mSDtfsCounter, 162 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:51,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 492 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:36:51,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2024-11-12 03:36:51,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 333. [2024-11-12 03:36:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 232 states have (on average 1.4396551724137931) internal successors, (334), 234 states have internal predecessors, (334), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-12 03:36:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 526 transitions. [2024-11-12 03:36:51,233 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 526 transitions. Word has length 270 [2024-11-12 03:36:51,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:51,234 INFO L471 AbstractCegarLoop]: Abstraction has 333 states and 526 transitions. [2024-11-12 03:36:51,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 526 transitions. [2024-11-12 03:36:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:51,236 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:51,236 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:51,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 03:36:51,237 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:51,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:51,237 INFO L85 PathProgramCache]: Analyzing trace with hash -2139633681, now seen corresponding path program 1 times [2024-11-12 03:36:51,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:51,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154195025] [2024-11-12 03:36:51,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:51,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:51,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:51,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154195025] [2024-11-12 03:36:51,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154195025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:51,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:51,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:36:51,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555187552] [2024-11-12 03:36:51,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:51,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:36:51,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:51,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:36:51,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:36:51,516 INFO L87 Difference]: Start difference. First operand 333 states and 526 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:51,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:51,830 INFO L93 Difference]: Finished difference Result 965 states and 1510 transitions. [2024-11-12 03:36:51,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:36:51,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:51,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:51,839 INFO L225 Difference]: With dead ends: 965 [2024-11-12 03:36:51,840 INFO L226 Difference]: Without dead ends: 635 [2024-11-12 03:36:51,841 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-12 03:36:51,844 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 127 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:51,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 564 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 03:36:51,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2024-11-12 03:36:51,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 584. [2024-11-12 03:36:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 387 states have (on average 1.4108527131782946) internal successors, (546), 390 states have internal predecessors, (546), 188 states have call successors, (188), 8 states have call predecessors, (188), 8 states have return successors, (188), 185 states have call predecessors, (188), 188 states have call successors, (188) [2024-11-12 03:36:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 922 transitions. [2024-11-12 03:36:51,925 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 922 transitions. Word has length 270 [2024-11-12 03:36:51,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:51,927 INFO L471 AbstractCegarLoop]: Abstraction has 584 states and 922 transitions. [2024-11-12 03:36:51,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 922 transitions. [2024-11-12 03:36:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:51,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:51,929 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:51,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 03:36:51,929 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:51,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:51,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1881468243, now seen corresponding path program 1 times [2024-11-12 03:36:51,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:51,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462568593] [2024-11-12 03:36:51,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:51,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:36:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:36:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:36:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:36:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:36:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:36:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:36:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:36:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:36:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:36:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:36:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:36:56,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:36:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:36:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:36:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:36:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:36:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:36:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:36:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:36:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:36:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:36:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:36:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:36:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:36:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:36:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:36:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:36:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:36:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:36:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:36:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:36:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:36:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:36:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:36:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:36:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:36:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:36:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:36:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:36:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:36:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:36:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:36:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:36:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:36:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:36:56,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:36:56,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462568593] [2024-11-12 03:36:56,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462568593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:36:56,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:36:56,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-12 03:36:56,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654171441] [2024-11-12 03:36:56,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:36:56,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-12 03:36:56,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:36:56,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-12 03:36:56,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-12 03:36:56,263 INFO L87 Difference]: Start difference. First operand 584 states and 922 transitions. Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:58,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:36:58,214 INFO L93 Difference]: Finished difference Result 753 states and 1130 transitions. [2024-11-12 03:36:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 03:36:58,215 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:36:58,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:36:58,220 INFO L225 Difference]: With dead ends: 753 [2024-11-12 03:36:58,220 INFO L226 Difference]: Without dead ends: 751 [2024-11-12 03:36:58,221 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:36:58,223 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 362 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 1293 SdHoareTripleChecker+Invalid, 922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-12 03:36:58,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 1293 Invalid, 922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-12 03:36:58,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2024-11-12 03:36:58,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 655. [2024-11-12 03:36:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 655 states, 447 states have (on average 1.400447427293065) internal successors, (626), 452 states have internal predecessors, (626), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-12 03:36:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 1018 transitions. [2024-11-12 03:36:58,305 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 1018 transitions. Word has length 270 [2024-11-12 03:36:58,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:36:58,305 INFO L471 AbstractCegarLoop]: Abstraction has 655 states and 1018 transitions. [2024-11-12 03:36:58,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:36:58,306 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1018 transitions. [2024-11-12 03:36:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:36:58,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:36:58,307 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:36:58,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 03:36:58,308 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:36:58,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:36:58,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1883315285, now seen corresponding path program 1 times [2024-11-12 03:36:58,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:36:58,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322349438] [2024-11-12 03:36:58,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:36:58,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:36:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:37:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:37:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:37:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:37:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:37:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:37:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:37:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:37:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:37:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:37:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:37:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:37:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:37:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:37:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:37:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:37:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:37:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:37:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:37:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:37:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:37:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:37:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:37:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:37:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:37:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:37:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:37:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:37:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:37:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:37:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:37:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:37:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:37:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:37:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:37:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:37:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:37:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:37:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:37:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:37:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:37:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:37:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:37:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:37:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:37:00,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:37:00,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322349438] [2024-11-12 03:37:00,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322349438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:37:00,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:37:00,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-12 03:37:00,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692056589] [2024-11-12 03:37:00,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:37:00,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-12 03:37:00,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:37:00,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-12 03:37:00,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-12 03:37:00,844 INFO L87 Difference]: Start difference. First operand 655 states and 1018 transitions. Second operand has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:37:01,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:37:01,726 INFO L93 Difference]: Finished difference Result 751 states and 1128 transitions. [2024-11-12 03:37:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-12 03:37:01,727 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 270 [2024-11-12 03:37:01,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:37:01,732 INFO L225 Difference]: With dead ends: 751 [2024-11-12 03:37:01,733 INFO L226 Difference]: Without dead ends: 749 [2024-11-12 03:37:01,733 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-12 03:37:01,736 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 392 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 03:37:01,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 1081 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 03:37:01,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-11-12 03:37:01,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 655. [2024-11-12 03:37:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 655 states, 447 states have (on average 1.400447427293065) internal successors, (626), 452 states have internal predecessors, (626), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-12 03:37:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 1018 transitions. [2024-11-12 03:37:01,816 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 1018 transitions. Word has length 270 [2024-11-12 03:37:01,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:37:01,817 INFO L471 AbstractCegarLoop]: Abstraction has 655 states and 1018 transitions. [2024-11-12 03:37:01,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-12 03:37:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1018 transitions. [2024-11-12 03:37:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:37:01,819 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:37:01,820 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:37:01,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 03:37:01,820 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:37:01,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:37:01,820 INFO L85 PathProgramCache]: Analyzing trace with hash 786393649, now seen corresponding path program 1 times [2024-11-12 03:37:01,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:37:01,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674315601] [2024-11-12 03:37:01,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:37:01,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:37:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:37:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:37:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:37:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:37:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:37:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:37:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:37:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:37:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:37:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:37:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:37:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:37:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:37:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:37:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:37:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:37:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:37:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:37:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:37:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:37:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:37:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:37:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:37:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:37:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:37:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:37:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:37:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:37:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:37:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:37:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:37:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:37:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:37:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:37:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:37:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:37:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:37:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:37:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:37:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:37:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:37:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:37:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:37:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:37:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:37:02,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-12 03:37:02,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:37:02,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674315601] [2024-11-12 03:37:02,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674315601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:37:02,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:37:02,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:37:02,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880741178] [2024-11-12 03:37:02,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:37:02,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:37:02,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:37:02,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:37:02,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:37:02,257 INFO L87 Difference]: Start difference. First operand 655 states and 1018 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44)