./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-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-pe-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 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 03:03:04,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 03:03:05,043 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 03:03:05,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 03:03:05,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 03:03:05,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 03:03:05,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 03:03:05,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 03:03:05,070 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 03:03:05,073 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 03:03:05,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 03:03:05,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 03:03:05,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 03:03:05,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 03:03:05,074 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 03:03:05,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 03:03:05,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 03:03:05,075 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 03:03:05,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 03:03:05,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 03:03:05,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 03:03:05,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 03:03:05,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 03:03:05,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 03:03:05,078 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 03:03:05,078 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 03:03:05,078 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 03:03:05,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 03:03:05,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 03:03:05,079 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 03:03:05,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 03:03:05,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 03:03:05,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:03:05,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 03:03:05,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 03:03:05,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 03:03:05,080 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 03:03:05,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 03:03:05,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 03:03:05,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 03:03:05,081 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 03:03:05,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 03:03:05,082 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 [2024-11-12 03:03:05,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 03:03:05,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 03:03:05,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 03:03:05,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 03:03:05,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 03:03:05,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-12 03:03:06,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 03:03:06,921 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 03:03:06,922 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-12 03:03:06,931 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/994ad96a9/72e84d7ff8c149fb969fd44a1713d054/FLAGa77dfd97f [2024-11-12 03:03:06,948 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/994ad96a9/72e84d7ff8c149fb969fd44a1713d054 [2024-11-12 03:03:06,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 03:03:06,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 03:03:06,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 03:03:06,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 03:03:06,962 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 03:03:06,963 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:03:06" (1/1) ... [2024-11-12 03:03:06,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e0184f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:06, skipping insertion in model container [2024-11-12 03:03:06,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:03:06" (1/1) ... [2024-11-12 03:03:06,991 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 03:03:07,149 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-pe-cn_file-66.i[919,932] [2024-11-12 03:03:07,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:03:07,250 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 03:03:07,268 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-pe-cn_file-66.i[919,932] [2024-11-12 03:03:07,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:03:07,315 INFO L204 MainTranslator]: Completed translation [2024-11-12 03:03:07,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07 WrapperNode [2024-11-12 03:03:07,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 03:03:07,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 03:03:07,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 03:03:07,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 03:03:07,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,373 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2024-11-12 03:03:07,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 03:03:07,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 03:03:07,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 03:03:07,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 03:03:07,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,387 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,407 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 03:03:07,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 03:03:07,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 03:03:07,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 03:03:07,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 03:03:07,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (1/1) ... [2024-11-12 03:03:07,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:03:07,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:03:07,534 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 03:03:07,543 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 03:03:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 03:03:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 03:03:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 03:03:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 03:03:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 03:03:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 03:03:07,686 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 03:03:07,688 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 03:03:08,032 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-12 03:03:08,033 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 03:03:08,046 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 03:03:08,047 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 03:03:08,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:03:08 BoogieIcfgContainer [2024-11-12 03:03:08,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 03:03:08,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 03:03:08,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 03:03:08,052 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 03:03:08,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:03:06" (1/3) ... [2024-11-12 03:03:08,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5afdd639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:03:08, skipping insertion in model container [2024-11-12 03:03:08,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:03:07" (2/3) ... [2024-11-12 03:03:08,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5afdd639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:03:08, skipping insertion in model container [2024-11-12 03:03:08,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:03:08" (3/3) ... [2024-11-12 03:03:08,055 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-12 03:03:08,069 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 03:03:08,070 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 03:03:08,125 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 03:03:08,131 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;@40537b6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 03:03:08,131 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 03:03:08,140 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 03:03:08,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:08,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:08,156 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 03:03:08,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:08,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:08,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1411479423, now seen corresponding path program 1 times [2024-11-12 03:03:08,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:08,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137025445] [2024-11-12 03:03:08,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:08,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:08,705 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 03:03:08,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:08,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137025445] [2024-11-12 03:03:08,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137025445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:08,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:08,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 03:03:08,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261755586] [2024-11-12 03:03:08,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:08,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 03:03:08,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:08,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 03:03:08,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:03:08,742 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 03:03:08,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:08,772 INFO L93 Difference]: Finished difference Result 221 states and 404 transitions. [2024-11-12 03:03:08,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 03:03:08,775 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 03:03:08,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:08,784 INFO L225 Difference]: With dead ends: 221 [2024-11-12 03:03:08,784 INFO L226 Difference]: Without dead ends: 110 [2024-11-12 03:03:08,790 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 03:03:08,794 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 03:03:08,796 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 03:03:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-12 03:03:08,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-12 03:03:08,843 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 03:03:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 176 transitions. [2024-11-12 03:03:08,849 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 176 transitions. Word has length 270 [2024-11-12 03:03:08,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:08,850 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 176 transitions. [2024-11-12 03:03:08,850 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 03:03:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 176 transitions. [2024-11-12 03:03:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:08,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:08,860 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 03:03:08,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 03:03:08,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:08,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:08,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1173288253, now seen corresponding path program 1 times [2024-11-12 03:03:08,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:08,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679440043] [2024-11-12 03:03:08,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:08,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:13,773 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 03:03:13,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:13,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679440043] [2024-11-12 03:03:13,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679440043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:13,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:13,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 03:03:13,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21995323] [2024-11-12 03:03:13,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:13,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 03:03:13,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:13,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 03:03:13,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 03:03:13,780 INFO L87 Difference]: Start difference. First operand 110 states and 176 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 03:03:14,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:14,663 INFO L93 Difference]: Finished difference Result 429 states and 681 transitions. [2024-11-12 03:03:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 03:03:14,667 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 03:03:14,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:14,673 INFO L225 Difference]: With dead ends: 429 [2024-11-12 03:03:14,674 INFO L226 Difference]: Without dead ends: 322 [2024-11-12 03:03:14,676 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 03:03:14,678 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 532 mSDsluCounter, 994 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1156 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:14,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 1156 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 03:03:14,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-12 03:03:14,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 181. [2024-11-12 03:03:14,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 130 states have (on average 1.4923076923076923) internal successors, (194), 131 states have internal predecessors, (194), 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 03:03:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 290 transitions. [2024-11-12 03:03:14,723 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 290 transitions. Word has length 270 [2024-11-12 03:03:14,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:14,726 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 290 transitions. [2024-11-12 03:03:14,727 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 03:03:14,727 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 290 transitions. [2024-11-12 03:03:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:14,732 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:14,732 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 03:03:14,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 03:03:14,733 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:14,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:14,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1431453691, now seen corresponding path program 1 times [2024-11-12 03:03:14,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:14,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653444919] [2024-11-12 03:03:14,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:14,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:19,395 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 03:03:19,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:19,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653444919] [2024-11-12 03:03:19,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653444919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:19,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:19,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 03:03:19,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078339609] [2024-11-12 03:03:19,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:19,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 03:03:19,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:19,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 03:03:19,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:03:19,402 INFO L87 Difference]: Start difference. First operand 181 states and 290 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 03:03:20,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:20,551 INFO L93 Difference]: Finished difference Result 322 states and 500 transitions. [2024-11-12 03:03:20,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 03:03:20,552 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 03:03:20,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:20,555 INFO L225 Difference]: With dead ends: 322 [2024-11-12 03:03:20,555 INFO L226 Difference]: Without dead ends: 320 [2024-11-12 03:03:20,556 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-12 03:03:20,557 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 370 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 1519 SdHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:20,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 1519 Invalid, 417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 03:03:20,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-11-12 03:03:20,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 181. [2024-11-12 03:03:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 130 states have (on average 1.4923076923076923) internal successors, (194), 131 states have internal predecessors, (194), 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 03:03:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 290 transitions. [2024-11-12 03:03:20,577 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 290 transitions. Word has length 270 [2024-11-12 03:03:20,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:20,578 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 290 transitions. [2024-11-12 03:03:20,578 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 03:03:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 290 transitions. [2024-11-12 03:03:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:20,581 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:20,581 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 03:03:20,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 03:03:20,581 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:20,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:20,582 INFO L85 PathProgramCache]: Analyzing trace with hash 152219899, now seen corresponding path program 1 times [2024-11-12 03:03:20,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:20,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717645904] [2024-11-12 03:03:20,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:20,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:40,683 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 03:03:40,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:40,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717645904] [2024-11-12 03:03:40,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717645904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:40,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:40,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 03:03:40,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893674892] [2024-11-12 03:03:40,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:40,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 03:03:40,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:40,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 03:03:40,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 03:03:40,685 INFO L87 Difference]: Start difference. First operand 181 states and 290 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 03:03:41,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:41,861 INFO L93 Difference]: Finished difference Result 303 states and 478 transitions. [2024-11-12 03:03:41,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 03:03:41,862 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 03:03:41,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:41,869 INFO L225 Difference]: With dead ends: 303 [2024-11-12 03:03:41,869 INFO L226 Difference]: Without dead ends: 301 [2024-11-12 03:03:41,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-12 03:03:41,871 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 310 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:41,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 1646 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 03:03:41,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-12 03:03:41,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 186. [2024-11-12 03:03:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 135 states have (on average 1.488888888888889) internal successors, (201), 136 states have internal predecessors, (201), 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 03:03:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 297 transitions. [2024-11-12 03:03:41,893 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 297 transitions. Word has length 270 [2024-11-12 03:03:41,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:41,893 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 297 transitions. [2024-11-12 03:03:41,894 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 03:03:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 297 transitions. [2024-11-12 03:03:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:41,896 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:41,896 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 03:03:41,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 03:03:41,896 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:41,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:41,897 INFO L85 PathProgramCache]: Analyzing trace with hash 410385337, now seen corresponding path program 1 times [2024-11-12 03:03:41,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:41,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851057143] [2024-11-12 03:03:41,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:41,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:46,811 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 03:03:46,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:46,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851057143] [2024-11-12 03:03:46,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851057143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:46,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:46,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 03:03:46,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863454508] [2024-11-12 03:03:46,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:46,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 03:03:46,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:46,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 03:03:46,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:03:46,813 INFO L87 Difference]: Start difference. First operand 186 states and 297 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 03:03:48,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:48,259 INFO L93 Difference]: Finished difference Result 356 states and 557 transitions. [2024-11-12 03:03:48,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 03:03:48,259 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 03:03:48,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:48,264 INFO L225 Difference]: With dead ends: 356 [2024-11-12 03:03:48,264 INFO L226 Difference]: Without dead ends: 354 [2024-11-12 03:03:48,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-12 03:03:48,265 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 368 mSDsluCounter, 1483 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:48,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 1706 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 03:03:48,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-12 03:03:48,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 186. [2024-11-12 03:03:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 135 states have (on average 1.488888888888889) internal successors, (201), 136 states have internal predecessors, (201), 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 03:03:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 297 transitions. [2024-11-12 03:03:48,287 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 297 transitions. Word has length 270 [2024-11-12 03:03:48,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:48,288 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 297 transitions. [2024-11-12 03:03:48,289 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 03:03:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 297 transitions. [2024-11-12 03:03:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:48,292 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:48,293 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 03:03:48,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 03:03:48,294 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:48,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:48,294 INFO L85 PathProgramCache]: Analyzing trace with hash -515655489, now seen corresponding path program 1 times [2024-11-12 03:03:48,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:48,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664809214] [2024-11-12 03:03:48,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:48,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,448 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 03:03:48,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:48,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664809214] [2024-11-12 03:03:48,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664809214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:48,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:48,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:03:48,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5500136] [2024-11-12 03:03:48,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:48,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:03:48,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:48,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:03:48,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:03:48,450 INFO L87 Difference]: Start difference. First operand 186 states and 297 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 03:03:48,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:48,493 INFO L93 Difference]: Finished difference Result 515 states and 826 transitions. [2024-11-12 03:03:48,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:03:48,493 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 03:03:48,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:48,496 INFO L225 Difference]: With dead ends: 515 [2024-11-12 03:03:48,496 INFO L226 Difference]: Without dead ends: 332 [2024-11-12 03:03:48,497 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 03:03:48,499 INFO L435 NwaCegarLoop]: 330 mSDtfsCounter, 163 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 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 03:03:48,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [163 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 03:03:48,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-11-12 03:03:48,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 330. [2024-11-12 03:03:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 229 states have (on average 1.4366812227074235) internal successors, (329), 231 states have internal predecessors, (329), 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 03:03:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 521 transitions. [2024-11-12 03:03:48,536 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 521 transitions. Word has length 270 [2024-11-12 03:03:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:48,540 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 521 transitions. [2024-11-12 03:03:48,540 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 03:03:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 521 transitions. [2024-11-12 03:03:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:48,542 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:48,542 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 03:03:48,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 03:03:48,542 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:48,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:48,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1795519167, now seen corresponding path program 1 times [2024-11-12 03:03:48,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:48,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176733966] [2024-11-12 03:03:48,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:48,742 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 03:03:48,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:48,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176733966] [2024-11-12 03:03:48,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176733966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:48,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:48,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:03:48,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636137021] [2024-11-12 03:03:48,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:48,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:03:48,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:48,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:03:48,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:03:48,744 INFO L87 Difference]: Start difference. First operand 330 states and 521 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 03:03:48,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:48,958 INFO L93 Difference]: Finished difference Result 962 states and 1507 transitions. [2024-11-12 03:03:48,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:03:48,960 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 03:03:48,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:48,966 INFO L225 Difference]: With dead ends: 962 [2024-11-12 03:03:48,966 INFO L226 Difference]: Without dead ends: 635 [2024-11-12 03:03:48,968 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 03:03:48,969 INFO L435 NwaCegarLoop]: 236 mSDtfsCounter, 145 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:48,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 639 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:03:48,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2024-11-12 03:03:49,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 564. [2024-11-12 03:03:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 367 states have (on average 1.3896457765667576) internal successors, (510), 370 states have internal predecessors, (510), 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 03:03:49,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 886 transitions. [2024-11-12 03:03:49,024 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 886 transitions. Word has length 270 [2024-11-12 03:03:49,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:49,024 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 886 transitions. [2024-11-12 03:03:49,024 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 03:03:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 886 transitions. [2024-11-12 03:03:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:49,026 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:49,026 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 03:03:49,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 03:03:49,026 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:49,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:49,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1478379775, now seen corresponding path program 1 times [2024-11-12 03:03:49,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:49,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66862615] [2024-11-12 03:03:49,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:49,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:50,977 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 03:03:50,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:50,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66862615] [2024-11-12 03:03:50,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66862615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:50,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:50,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-12 03:03:50,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600724108] [2024-11-12 03:03:50,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:50,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-12 03:03:50,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:50,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-12 03:03:50,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-12 03:03:50,978 INFO L87 Difference]: Start difference. First operand 564 states and 886 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 03:03:51,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:51,671 INFO L93 Difference]: Finished difference Result 788 states and 1197 transitions. [2024-11-12 03:03:51,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-12 03:03:51,671 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 03:03:51,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:51,675 INFO L225 Difference]: With dead ends: 788 [2024-11-12 03:03:51,675 INFO L226 Difference]: Without dead ends: 786 [2024-11-12 03:03:51,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-12 03:03:51,677 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 601 mSDsluCounter, 936 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:51,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 1146 Invalid, 488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 03:03:51,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2024-11-12 03:03:51,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 659. [2024-11-12 03:03:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 451 states have (on average 1.4079822616407982) internal successors, (635), 456 states have internal predecessors, (635), 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 03:03:51,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1027 transitions. [2024-11-12 03:03:51,735 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1027 transitions. Word has length 270 [2024-11-12 03:03:51,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:51,736 INFO L471 AbstractCegarLoop]: Abstraction has 659 states and 1027 transitions. [2024-11-12 03:03:51,736 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 03:03:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1027 transitions. [2024-11-12 03:03:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:51,737 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:51,737 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 03:03:51,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 03:03:51,737 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:51,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:51,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1736545213, now seen corresponding path program 1 times [2024-11-12 03:03:51,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:51,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796430575] [2024-11-12 03:03:51,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:51,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:54,795 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 03:03:54,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:54,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796430575] [2024-11-12 03:03:54,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796430575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:54,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:54,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-12 03:03:54,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010922585] [2024-11-12 03:03:54,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:54,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-12 03:03:54,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:54,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-12 03:03:54,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-12 03:03:54,797 INFO L87 Difference]: Start difference. First operand 659 states and 1027 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 03:03:56,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:56,502 INFO L93 Difference]: Finished difference Result 786 states and 1195 transitions. [2024-11-12 03:03:56,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 03:03:56,502 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 03:03:56,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:56,506 INFO L225 Difference]: With dead ends: 786 [2024-11-12 03:03:56,506 INFO L226 Difference]: Without dead ends: 784 [2024-11-12 03:03:56,507 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 89 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 03:03:56,507 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 442 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:56,507 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 1700 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-12 03:03:56,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2024-11-12 03:03:56,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 659. [2024-11-12 03:03:56,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 451 states have (on average 1.4079822616407982) internal successors, (635), 456 states have internal predecessors, (635), 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 03:03:56,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1027 transitions. [2024-11-12 03:03:56,560 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1027 transitions. Word has length 270 [2024-11-12 03:03:56,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:56,561 INFO L471 AbstractCegarLoop]: Abstraction has 659 states and 1027 transitions. [2024-11-12 03:03:56,561 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 03:03:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1027 transitions. [2024-11-12 03:03:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-12 03:03:56,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:56,562 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 03:03:56,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 03:03:56,563 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:56,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:56,563 INFO L85 PathProgramCache]: Analyzing trace with hash 355639803, now seen corresponding path program 1 times [2024-11-12 03:03:56,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:56,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779212530] [2024-11-12 03:03:56,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:56,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:56,889 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 03:03:56,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:56,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779212530] [2024-11-12 03:03:56,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779212530] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:56,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:56,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:03:56,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147757157] [2024-11-12 03:03:56,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:56,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:03:56,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:56,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:03:56,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:03:56,891 INFO L87 Difference]: Start difference. First operand 659 states and 1027 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) [2024-11-12 03:03:57,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:03:57,181 INFO L93 Difference]: Finished difference Result 1239 states and 1921 transitions. [2024-11-12 03:03:57,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 03:03:57,181 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), 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) Word has length 270 [2024-11-12 03:03:57,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:03:57,187 INFO L225 Difference]: With dead ends: 1239 [2024-11-12 03:03:57,187 INFO L226 Difference]: Without dead ends: 666 [2024-11-12 03:03:57,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-12 03:03:57,189 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 221 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:03:57,190 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 336 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:03:57,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2024-11-12 03:03:57,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 657. [2024-11-12 03:03:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 657 states, 443 states have (on average 1.3860045146726863) internal successors, (614), 448 states have internal predecessors, (614), 200 states have call successors, (200), 13 states have call predecessors, (200), 13 states have return successors, (200), 195 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-12 03:03:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1014 transitions. [2024-11-12 03:03:57,241 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1014 transitions. Word has length 270 [2024-11-12 03:03:57,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:03:57,241 INFO L471 AbstractCegarLoop]: Abstraction has 657 states and 1014 transitions. [2024-11-12 03:03:57,241 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), 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) [2024-11-12 03:03:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1014 transitions. [2024-11-12 03:03:57,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-12 03:03:57,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:03:57,243 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, 1] [2024-11-12 03:03:57,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 03:03:57,243 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:03:57,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:03:57,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1365972448, now seen corresponding path program 1 times [2024-11-12 03:03:57,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:03:57,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527180939] [2024-11-12 03:03:57,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:03:57,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:03:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:03:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:03:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:03:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:03:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:03:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:03:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:03:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:03:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:03:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:03:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:03:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:03:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:03:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:03:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:03:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:03:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:03:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:03:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:03:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:03:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:03:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:03:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:03:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:03:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:03:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:03:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:03:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:03:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:03:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:03:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:03:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:03:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:03:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:03:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:03:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:03:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:03:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:03:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:03:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:03:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:03:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:03:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:03:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:03:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:03:59,632 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 03:03:59,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:03:59,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527180939] [2024-11-12 03:03:59,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527180939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:03:59,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:03:59,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 03:03:59,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989928895] [2024-11-12 03:03:59,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:03:59,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 03:03:59,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:03:59,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 03:03:59,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-12 03:03:59,634 INFO L87 Difference]: Start difference. First operand 657 states and 1014 transitions. Second operand has 16 states, 16 states have (on average 3.375) internal successors, (54), 16 states have internal predecessors, (54), 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 03:04:00,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:04:00,331 INFO L93 Difference]: Finished difference Result 1342 states and 2070 transitions. [2024-11-12 03:04:00,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 03:04:00,332 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.375) internal successors, (54), 16 states have internal predecessors, (54), 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 271 [2024-11-12 03:04:00,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:04:00,337 INFO L225 Difference]: With dead ends: 1342 [2024-11-12 03:04:00,337 INFO L226 Difference]: Without dead ends: 1012 [2024-11-12 03:04:00,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-12 03:04:00,340 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 764 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 764 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 03:04:00,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [764 Valid, 1226 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 03:04:00,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2024-11-12 03:04:00,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 676. [2024-11-12 03:04:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 464 states have (on average 1.3900862068965518) internal successors, (645), 468 states have internal predecessors, (645), 196 states have call successors, (196), 15 states have call predecessors, (196), 15 states have return successors, (196), 192 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-12 03:04:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1037 transitions. [2024-11-12 03:04:00,397 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1037 transitions. Word has length 271 [2024-11-12 03:04:00,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:04:00,398 INFO L471 AbstractCegarLoop]: Abstraction has 676 states and 1037 transitions. [2024-11-12 03:04:00,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.375) internal successors, (54), 16 states have internal predecessors, (54), 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 03:04:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1037 transitions. [2024-11-12 03:04:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-12 03:04:00,399 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:04:00,399 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, 1] [2024-11-12 03:04:00,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 03:04:00,400 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:04:00,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:04:00,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1624137886, now seen corresponding path program 1 times [2024-11-12 03:04:00,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:04:00,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72705856] [2024-11-12 03:04:00,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:04:00,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:04:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:04:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 03:04:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 03:04:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 03:04:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 03:04:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 03:04:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 03:04:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 03:04:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 03:04:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 03:04:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 03:04:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 03:04:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 03:04:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 03:04:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 03:04:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 03:04:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 03:04:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 03:04:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 03:04:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 03:04:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 03:04:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 03:04:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 03:04:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 03:04:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 03:04:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 03:04:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 03:04:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 03:04:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 03:04:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 03:04:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 03:04:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 03:04:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-12 03:04:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-12 03:04:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-12 03:04:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-12 03:04:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-12 03:04:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-12 03:04:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-12 03:04:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-12 03:04:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-12 03:04:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-12 03:04:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-12 03:04:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-12 03:04:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:04:03,971 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 03:04:03,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:04:03,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72705856] [2024-11-12 03:04:03,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72705856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:04:03,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:04:03,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-12 03:04:03,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539034910] [2024-11-12 03:04:03,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:04:03,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-12 03:04:03,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:04:03,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-12 03:04:03,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-11-12 03:04:03,973 INFO L87 Difference]: Start difference. First operand 676 states and 1037 transitions. Second operand has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 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 03:04:05,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:04:05,171 INFO L93 Difference]: Finished difference Result 936 states and 1430 transitions. [2024-11-12 03:04:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-12 03:04:05,172 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 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 271 [2024-11-12 03:04:05,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:04:05,177 INFO L225 Difference]: With dead ends: 936 [2024-11-12 03:04:05,177 INFO L226 Difference]: Without dead ends: 934 [2024-11-12 03:04:05,179 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-12 03:04:05,180 INFO L435 NwaCegarLoop]: 241 mSDtfsCounter, 653 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1462 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 03:04:05,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 1462 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 03:04:05,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2024-11-12 03:04:05,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 676. [2024-11-12 03:04:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 464 states have (on average 1.3900862068965518) internal successors, (645), 468 states have internal predecessors, (645), 196 states have call successors, (196), 15 states have call predecessors, (196), 15 states have return successors, (196), 192 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-12 03:04:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1037 transitions. [2024-11-12 03:04:05,261 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1037 transitions. Word has length 271 [2024-11-12 03:04:05,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:04:05,261 INFO L471 AbstractCegarLoop]: Abstraction has 676 states and 1037 transitions. [2024-11-12 03:04:05,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 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 03:04:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1037 transitions. [2024-11-12 03:04:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-12 03:04:05,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:04:05,263 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, 1] [2024-11-12 03:04:05,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 03:04:05,263 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:04:05,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:04:05,264 INFO L85 PathProgramCache]: Analyzing trace with hash 344904094, now seen corresponding path program 1 times [2024-11-12 03:04:05,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:04:05,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674587490] [2024-11-12 03:04:05,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:04:05,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:04:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat