./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.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 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 20:09:57,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 20:09:57,490 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 20:09:57,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 20:09:57,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 20:09:57,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 20:09:57,525 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 20:09:57,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 20:09:57,526 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 20:09:57,527 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 20:09:57,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 20:09:57,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 20:09:57,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 20:09:57,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 20:09:57,530 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 20:09:57,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 20:09:57,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 20:09:57,533 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 20:09:57,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 20:09:57,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 20:09:57,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 20:09:57,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 20:09:57,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 20:09:57,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 20:09:57,536 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 20:09:57,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 20:09:57,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 20:09:57,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 20:09:57,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 20:09:57,537 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 20:09:57,537 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 20:09:57,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 20:09:57,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:09:57,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 20:09:57,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 20:09:57,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 20:09:57,538 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 20:09:57,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 20:09:57,539 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 20:09:57,539 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 20:09:57,539 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 20:09:57,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 20:09:57,541 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 [2024-11-08 20:09:57,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 20:09:57,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 20:09:57,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 20:09:57,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 20:09:57,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 20:09:57,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-11-08 20:09:59,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 20:09:59,472 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 20:09:59,472 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-11-08 20:09:59,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2a99dbe8/70161e8318f54c6f914dd3286734654b/FLAGd6a33532c [2024-11-08 20:09:59,498 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2a99dbe8/70161e8318f54c6f914dd3286734654b [2024-11-08 20:09:59,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 20:09:59,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 20:09:59,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 20:09:59,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 20:09:59,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 20:09:59,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:09:59,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64568929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59, skipping insertion in model container [2024-11-08 20:09:59,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:09:59,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 20:09:59,777 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i[916,929] [2024-11-08 20:09:59,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:09:59,867 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 20:09:59,876 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i[916,929] [2024-11-08 20:09:59,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:09:59,941 INFO L204 MainTranslator]: Completed translation [2024-11-08 20:09:59,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59 WrapperNode [2024-11-08 20:09:59,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 20:09:59,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 20:09:59,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 20:09:59,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 20:09:59,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:09:59,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,002 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 314 [2024-11-08 20:10:00,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 20:10:00,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 20:10:00,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 20:10:00,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 20:10:00,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,020 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,052 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]. [2024-11-08 20:10:00,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,067 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,071 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 20:10:00,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 20:10:00,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 20:10:00,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 20:10:00,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (1/1) ... [2024-11-08 20:10:00,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:10:00,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:10:00,126 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) [2024-11-08 20:10:00,132 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 [2024-11-08 20:10:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 20:10:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 20:10:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 20:10:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 20:10:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 20:10:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 20:10:00,302 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 20:10:00,304 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 20:10:00,877 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 20:10:00,878 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 20:10:00,891 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 20:10:00,891 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 20:10:00,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:10:00 BoogieIcfgContainer [2024-11-08 20:10:00,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 20:10:00,894 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 20:10:00,895 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 20:10:00,898 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 20:10:00,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 08:09:59" (1/3) ... [2024-11-08 20:10:00,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305d901e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:10:00, skipping insertion in model container [2024-11-08 20:10:00,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:09:59" (2/3) ... [2024-11-08 20:10:00,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305d901e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:10:00, skipping insertion in model container [2024-11-08 20:10:00,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:10:00" (3/3) ... [2024-11-08 20:10:00,901 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-11-08 20:10:00,917 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 20:10:00,917 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 20:10:00,992 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 20:10:00,999 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;@460cedd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 20:10:00,999 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 20:10:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 87 states have internal predecessors, (126), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 20:10:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 20:10:01,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:01,021 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:01,022 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:01,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:01,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1123143720, now seen corresponding path program 1 times [2024-11-08 20:10:01,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:01,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448236961] [2024-11-08 20:10:01,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:01,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:01,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:01,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448236961] [2024-11-08 20:10:01,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448236961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:01,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:01,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 20:10:01,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303936140] [2024-11-08 20:10:01,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:01,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 20:10:01,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:01,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 20:10:01,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:10:01,813 INFO L87 Difference]: Start difference. First operand has 135 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 87 states have internal predecessors, (126), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:01,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:01,850 INFO L93 Difference]: Finished difference Result 259 states and 469 transitions. [2024-11-08 20:10:01,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 20:10:01,853 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) Word has length 286 [2024-11-08 20:10:01,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:01,864 INFO L225 Difference]: With dead ends: 259 [2024-11-08 20:10:01,864 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 20:10:01,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:10:01,875 INFO L432 NwaCegarLoop]: 202 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, 202 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 [2024-11-08 20:10:01,876 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:10:01,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 20:10:01,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2024-11-08 20:10:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 79 states have (on average 1.3924050632911393) internal successors, (110), 79 states have internal predecessors, (110), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 20:10:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 202 transitions. [2024-11-08 20:10:01,956 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 202 transitions. Word has length 286 [2024-11-08 20:10:01,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:01,957 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 202 transitions. [2024-11-08 20:10:01,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 202 transitions. [2024-11-08 20:10:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-08 20:10:01,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:01,968 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:01,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 20:10:01,969 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:01,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:01,970 INFO L85 PathProgramCache]: Analyzing trace with hash -362434516, now seen corresponding path program 1 times [2024-11-08 20:10:01,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:01,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010119538] [2024-11-08 20:10:01,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:01,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:02,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:02,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010119538] [2024-11-08 20:10:02,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010119538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:02,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:02,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:10:02,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325236176] [2024-11-08 20:10:02,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:02,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:10:02,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:02,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:10:02,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:10:02,560 INFO L87 Difference]: Start difference. First operand 127 states and 202 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:02,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:02,649 INFO L93 Difference]: Finished difference Result 326 states and 520 transitions. [2024-11-08 20:10:02,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:10:02,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 286 [2024-11-08 20:10:02,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:02,655 INFO L225 Difference]: With dead ends: 326 [2024-11-08 20:10:02,656 INFO L226 Difference]: Without dead ends: 202 [2024-11-08 20:10:02,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:10:02,659 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 116 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:02,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 437 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:10:02,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-08 20:10:02,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 199. [2024-11-08 20:10:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 132 states have (on average 1.4393939393939394) internal successors, (190), 133 states have internal predecessors, (190), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-08 20:10:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 318 transitions. [2024-11-08 20:10:02,715 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 318 transitions. Word has length 286 [2024-11-08 20:10:02,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:02,718 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 318 transitions. [2024-11-08 20:10:02,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 318 transitions. [2024-11-08 20:10:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 20:10:02,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:02,729 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:02,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 20:10:02,729 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:02,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:02,731 INFO L85 PathProgramCache]: Analyzing trace with hash 443168504, now seen corresponding path program 1 times [2024-11-08 20:10:02,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:02,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025842397] [2024-11-08 20:10:02,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:02,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:13,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:14,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:14,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025842397] [2024-11-08 20:10:14,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025842397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:14,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:14,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-08 20:10:14,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374659353] [2024-11-08 20:10:14,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:14,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-08 20:10:14,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:14,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-08 20:10:14,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2024-11-08 20:10:14,010 INFO L87 Difference]: Start difference. First operand 199 states and 318 transitions. Second operand has 15 states, 15 states have (on average 4.0) internal successors, (60), 15 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:15,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:15,599 INFO L93 Difference]: Finished difference Result 717 states and 1125 transitions. [2024-11-08 20:10:15,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 20:10:15,600 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.0) internal successors, (60), 15 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 287 [2024-11-08 20:10:15,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:15,608 INFO L225 Difference]: With dead ends: 717 [2024-11-08 20:10:15,608 INFO L226 Difference]: Without dead ends: 521 [2024-11-08 20:10:15,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2024-11-08 20:10:15,610 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 387 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:15,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 1429 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 20:10:15,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2024-11-08 20:10:15,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 449. [2024-11-08 20:10:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 449 states, 302 states have (on average 1.4105960264900663) internal successors, (426), 306 states have internal predecessors, (426), 140 states have call successors, (140), 6 states have call predecessors, (140), 6 states have return successors, (140), 136 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-08 20:10:15,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 706 transitions. [2024-11-08 20:10:15,695 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 706 transitions. Word has length 287 [2024-11-08 20:10:15,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:15,698 INFO L471 AbstractCegarLoop]: Abstraction has 449 states and 706 transitions. [2024-11-08 20:10:15,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.0) internal successors, (60), 15 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 706 transitions. [2024-11-08 20:10:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 20:10:15,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:15,702 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:15,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 20:10:15,703 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:15,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:15,703 INFO L85 PathProgramCache]: Analyzing trace with hash 701333942, now seen corresponding path program 1 times [2024-11-08 20:10:15,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:15,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136947678] [2024-11-08 20:10:15,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:15,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:16,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:16,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136947678] [2024-11-08 20:10:16,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136947678] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:16,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:16,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 20:10:16,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877638175] [2024-11-08 20:10:16,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:16,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 20:10:16,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:16,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 20:10:16,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:10:16,304 INFO L87 Difference]: Start difference. First operand 449 states and 706 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:16,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:16,420 INFO L93 Difference]: Finished difference Result 1023 states and 1576 transitions. [2024-11-08 20:10:16,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 20:10:16,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 287 [2024-11-08 20:10:16,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:16,426 INFO L225 Difference]: With dead ends: 1023 [2024-11-08 20:10:16,426 INFO L226 Difference]: Without dead ends: 577 [2024-11-08 20:10:16,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:10:16,430 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 78 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:16,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 545 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 20:10:16,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2024-11-08 20:10:16,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 441. [2024-11-08 20:10:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 304 states have (on average 1.4013157894736843) internal successors, (426), 306 states have internal predecessors, (426), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 20:10:16,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 682 transitions. [2024-11-08 20:10:16,499 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 682 transitions. Word has length 287 [2024-11-08 20:10:16,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:16,500 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 682 transitions. [2024-11-08 20:10:16,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 682 transitions. [2024-11-08 20:10:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 20:10:16,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:16,504 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:16,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 20:10:16,505 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:16,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:16,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1757730808, now seen corresponding path program 1 times [2024-11-08 20:10:16,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:16,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921133244] [2024-11-08 20:10:16,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:24,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:24,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921133244] [2024-11-08 20:10:24,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921133244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:24,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:24,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-08 20:10:24,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618471523] [2024-11-08 20:10:24,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:24,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-08 20:10:24,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:24,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-08 20:10:24,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-11-08 20:10:24,827 INFO L87 Difference]: Start difference. First operand 441 states and 682 transitions. Second operand has 16 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:28,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:28,205 INFO L93 Difference]: Finished difference Result 1054 states and 1591 transitions. [2024-11-08 20:10:28,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-08 20:10:28,206 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 287 [2024-11-08 20:10:28,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:28,214 INFO L225 Difference]: With dead ends: 1054 [2024-11-08 20:10:28,214 INFO L226 Difference]: Without dead ends: 616 [2024-11-08 20:10:28,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=370, Invalid=1112, Unknown=0, NotChecked=0, Total=1482 [2024-11-08 20:10:28,220 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 422 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 1063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:28,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [422 Valid, 1505 Invalid, 1063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-08 20:10:28,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2024-11-08 20:10:28,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 483. [2024-11-08 20:10:28,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 346 states have (on average 1.3757225433526012) internal successors, (476), 348 states have internal predecessors, (476), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 20:10:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 732 transitions. [2024-11-08 20:10:28,273 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 732 transitions. Word has length 287 [2024-11-08 20:10:28,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:28,274 INFO L471 AbstractCegarLoop]: Abstraction has 483 states and 732 transitions. [2024-11-08 20:10:28,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-08 20:10:28,274 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 732 transitions. [2024-11-08 20:10:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 20:10:28,279 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:28,279 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:28,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 20:10:28,280 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:28,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:28,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2015896246, now seen corresponding path program 1 times [2024-11-08 20:10:28,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:28,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67829464] [2024-11-08 20:10:28,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:28,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:28,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:28,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67829464] [2024-11-08 20:10:28,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67829464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:28,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:28,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:10:28,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130576474] [2024-11-08 20:10:28,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:28,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:10:28,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:28,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:10:28,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:10:28,635 INFO L87 Difference]: Start difference. First operand 483 states and 732 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:28,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:28,884 INFO L93 Difference]: Finished difference Result 1339 states and 2046 transitions. [2024-11-08 20:10:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:10:28,884 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 287 [2024-11-08 20:10:28,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:28,892 INFO L225 Difference]: With dead ends: 1339 [2024-11-08 20:10:28,893 INFO L226 Difference]: Without dead ends: 859 [2024-11-08 20:10:28,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:10:28,898 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 228 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:28,899 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 828 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 20:10:28,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2024-11-08 20:10:28,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 473. [2024-11-08 20:10:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 338 states have internal predecessors, (456), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 20:10:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 712 transitions. [2024-11-08 20:10:28,953 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 712 transitions. Word has length 287 [2024-11-08 20:10:28,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:28,953 INFO L471 AbstractCegarLoop]: Abstraction has 473 states and 712 transitions. [2024-11-08 20:10:28,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 712 transitions. [2024-11-08 20:10:28,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-08 20:10:28,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:28,957 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:28,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 20:10:28,957 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:28,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:28,958 INFO L85 PathProgramCache]: Analyzing trace with hash -836695174, now seen corresponding path program 1 times [2024-11-08 20:10:28,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:28,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033149370] [2024-11-08 20:10:28,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:28,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:29,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:29,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033149370] [2024-11-08 20:10:29,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033149370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:29,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:29,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 20:10:29,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072056050] [2024-11-08 20:10:29,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:29,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 20:10:29,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:29,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 20:10:29,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:10:29,221 INFO L87 Difference]: Start difference. First operand 473 states and 712 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:29,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:29,462 INFO L93 Difference]: Finished difference Result 693 states and 1051 transitions. [2024-11-08 20:10:29,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:10:29,463 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 287 [2024-11-08 20:10:29,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:29,467 INFO L225 Difference]: With dead ends: 693 [2024-11-08 20:10:29,467 INFO L226 Difference]: Without dead ends: 467 [2024-11-08 20:10:29,468 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 20:10:29,471 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 173 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:29,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 291 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 20:10:29,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2024-11-08 20:10:29,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 467. [2024-11-08 20:10:29,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 330 states have (on average 1.3393939393939394) internal successors, (442), 332 states have internal predecessors, (442), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 20:10:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 698 transitions. [2024-11-08 20:10:29,515 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 698 transitions. Word has length 287 [2024-11-08 20:10:29,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:29,517 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 698 transitions. [2024-11-08 20:10:29,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 698 transitions. [2024-11-08 20:10:29,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-08 20:10:29,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:29,520 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:29,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 20:10:29,521 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:29,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:29,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1925097222, now seen corresponding path program 1 times [2024-11-08 20:10:29,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:29,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848821598] [2024-11-08 20:10:29,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:29,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:32,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:32,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848821598] [2024-11-08 20:10:32,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848821598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:32,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:32,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 20:10:32,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842289976] [2024-11-08 20:10:32,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:32,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 20:10:32,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:32,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 20:10:32,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-08 20:10:32,501 INFO L87 Difference]: Start difference. First operand 467 states and 698 transitions. Second operand has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 4 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2024-11-08 20:10:33,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:33,229 INFO L93 Difference]: Finished difference Result 1143 states and 1702 transitions. [2024-11-08 20:10:33,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 20:10:33,231 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 4 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) Word has length 288 [2024-11-08 20:10:33,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:33,236 INFO L225 Difference]: With dead ends: 1143 [2024-11-08 20:10:33,236 INFO L226 Difference]: Without dead ends: 679 [2024-11-08 20:10:33,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2024-11-08 20:10:33,239 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 295 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 1458 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:33,240 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 1458 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 20:10:33,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2024-11-08 20:10:33,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 601. [2024-11-08 20:10:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 416 states have (on average 1.3557692307692308) internal successors, (564), 418 states have internal predecessors, (564), 174 states have call successors, (174), 10 states have call predecessors, (174), 10 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-08 20:10:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 912 transitions. [2024-11-08 20:10:33,330 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 912 transitions. Word has length 288 [2024-11-08 20:10:33,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:33,331 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 912 transitions. [2024-11-08 20:10:33,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 4 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2024-11-08 20:10:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 912 transitions. [2024-11-08 20:10:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-08 20:10:33,335 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:33,335 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:33,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 20:10:33,336 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:33,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:33,336 INFO L85 PathProgramCache]: Analyzing trace with hash 313661700, now seen corresponding path program 1 times [2024-11-08 20:10:33,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:33,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160011319] [2024-11-08 20:10:33,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:33,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-08 20:10:39,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:39,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160011319] [2024-11-08 20:10:39,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160011319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:39,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:10:39,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-08 20:10:39,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370755866] [2024-11-08 20:10:39,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:39,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 20:10:39,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:39,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 20:10:39,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-08 20:10:39,929 INFO L87 Difference]: Start difference. First operand 601 states and 912 transitions. Second operand has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:42,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:42,492 INFO L93 Difference]: Finished difference Result 645 states and 962 transitions. [2024-11-08 20:10:42,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-08 20:10:42,493 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 288 [2024-11-08 20:10:42,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:42,499 INFO L225 Difference]: With dead ends: 645 [2024-11-08 20:10:42,499 INFO L226 Difference]: Without dead ends: 643 [2024-11-08 20:10:42,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=279, Invalid=981, Unknown=0, NotChecked=0, Total=1260 [2024-11-08 20:10:42,502 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 349 mSDsluCounter, 1131 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:42,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 1311 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 20:10:42,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-08 20:10:42,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 609. [2024-11-08 20:10:42,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 424 states have (on average 1.3584905660377358) internal successors, (576), 426 states have internal predecessors, (576), 174 states have call successors, (174), 10 states have call predecessors, (174), 10 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-08 20:10:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 924 transitions. [2024-11-08 20:10:42,594 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 924 transitions. Word has length 288 [2024-11-08 20:10:42,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:42,594 INFO L471 AbstractCegarLoop]: Abstraction has 609 states and 924 transitions. [2024-11-08 20:10:42,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 924 transitions. [2024-11-08 20:10:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-08 20:10:42,602 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:42,603 INFO L215 NwaCegarLoop]: trace histogram [92, 92, 92, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:42,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 20:10:42,603 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:42,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:42,603 INFO L85 PathProgramCache]: Analyzing trace with hash 204367374, now seen corresponding path program 1 times [2024-11-08 20:10:42,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:42,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277938313] [2024-11-08 20:10:42,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:42,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 20:10:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 20:10:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-11-08 20:10:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 20:10:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 20:10:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:10:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 20:10:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:10:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 20:10:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:10:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-08 20:10:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:10:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-08 20:10:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:10:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-08 20:10:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:10:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-08 20:10:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:10:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-08 20:10:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:10:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-11-08 20:10:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:10:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:10:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 20:10:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 20:10:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 20:10:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 20:10:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-08 20:10:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-08 20:10:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-08 20:10:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-08 20:10:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-08 20:10:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-08 20:10:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-08 20:10:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-08 20:10:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-08 20:10:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-11-08 20:10:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-11-08 20:10:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2024-11-08 20:10:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2024-11-08 20:10:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2024-11-08 20:10:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2024-11-08 20:10:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2024-11-08 20:10:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2024-11-08 20:10:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2024-11-08 20:10:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2024-11-08 20:10:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 16842 backedges. 94 proven. 4 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2024-11-08 20:10:46,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:46,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277938313] [2024-11-08 20:10:46,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277938313] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:10:46,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123436534] [2024-11-08 20:10:46,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:46,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:10:46,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:10:46,466 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:10:46,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 20:10:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:46,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 20:10:46,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 20:10:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16842 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16831 trivial. 0 not checked. [2024-11-08 20:10:46,864 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 20:10:46,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123436534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:10:46,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 20:10:46,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-08 20:10:46,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432902360] [2024-11-08 20:10:46,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:10:46,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:10:46,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:10:46,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:10:46,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 20:10:46,866 INFO L87 Difference]: Start difference. First operand 609 states and 924 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:46,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:10:46,946 INFO L93 Difference]: Finished difference Result 1045 states and 1583 transitions. [2024-11-08 20:10:46,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:10:46,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 572 [2024-11-08 20:10:46,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:10:46,953 INFO L225 Difference]: With dead ends: 1045 [2024-11-08 20:10:46,953 INFO L226 Difference]: Without dead ends: 573 [2024-11-08 20:10:46,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 773 GetRequests, 766 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 20:10:46,956 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:10:46,957 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 387 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:10:46,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-11-08 20:10:47,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 439. [2024-11-08 20:10:47,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 302 states have (on average 1.3311258278145695) internal successors, (402), 304 states have internal predecessors, (402), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-11-08 20:10:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 658 transitions. [2024-11-08 20:10:47,024 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 658 transitions. Word has length 572 [2024-11-08 20:10:47,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:10:47,026 INFO L471 AbstractCegarLoop]: Abstraction has 439 states and 658 transitions. [2024-11-08 20:10:47,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-08 20:10:47,026 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 658 transitions. [2024-11-08 20:10:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-08 20:10:47,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:10:47,033 INFO L215 NwaCegarLoop]: trace histogram [92, 92, 92, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:10:47,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 20:10:47,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-08 20:10:47,238 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:10:47,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:10:47,239 INFO L85 PathProgramCache]: Analyzing trace with hash 997208562, now seen corresponding path program 1 times [2024-11-08 20:10:47,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:10:47,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880711447] [2024-11-08 20:10:47,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:47,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:10:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:10:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:10:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:10:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:10:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:10:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:10:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:10:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:10:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:10:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:10:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:10:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:10:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:10:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:10:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:55,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:10:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:10:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:10:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:10:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:10:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:10:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 20:10:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:10:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:10:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:10:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-08 20:10:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:10:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-08 20:10:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:10:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 20:10:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:10:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:10:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:10:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:10:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:10:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:10:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:10:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-08 20:10:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-08 20:10:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 20:10:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 20:10:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 20:10:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 20:10:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 20:10:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 20:10:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-08 20:10:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 20:10:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-08 20:10:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 20:10:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 20:10:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 20:10:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-08 20:10:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 20:10:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-08 20:10:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 20:10:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-08 20:10:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 20:10:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 20:10:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 20:10:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 20:10:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 20:10:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 20:10:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 20:10:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 20:10:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-08 20:10:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-11-08 20:10:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-08 20:10:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-08 20:10:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-11-08 20:10:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2024-11-08 20:10:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2024-11-08 20:10:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-11-08 20:10:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2024-11-08 20:10:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-11-08 20:10:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2024-11-08 20:10:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-08 20:10:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2024-11-08 20:10:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-08 20:10:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2024-11-08 20:10:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-08 20:10:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2024-11-08 20:10:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-08 20:10:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2024-11-08 20:10:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-11-08 20:10:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2024-11-08 20:10:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2024-11-08 20:10:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-11-08 20:10:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2024-11-08 20:10:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2024-11-08 20:10:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2024-11-08 20:10:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2024-11-08 20:10:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-11-08 20:10:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2024-11-08 20:10:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 16843 backedges. 91 proven. 8 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2024-11-08 20:10:56,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:10:56,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880711447] [2024-11-08 20:10:56,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880711447] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 20:10:56,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739760767] [2024-11-08 20:10:56,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:10:56,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 20:10:56,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:10:56,207 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 20:10:56,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 20:10:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:10:56,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 20:10:56,459 INFO L278 TraceCheckSpWp]: Computing forward predicates...