./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.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 4b22aa97f1913ae3cfccd3ac43d88bdb4353913e6f399c17cfa9647d6764d2ff --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 03:26:31,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 03:26:31,362 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 03:26:31,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 03:26:31,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 03:26:31,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 03:26:31,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 03:26:31,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 03:26:31,398 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 03:26:31,399 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 03:26:31,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 03:26:31,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 03:26:31,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 03:26:31,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 03:26:31,402 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 03:26:31,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 03:26:31,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 03:26:31,402 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 03:26:31,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 03:26:31,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 03:26:31,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 03:26:31,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 03:26:31,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 03:26:31,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 03:26:31,407 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 03:26:31,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 03:26:31,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:26:31,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 03:26:31,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 03:26:31,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 03:26:31,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 03:26:31,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 03:26:31,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 03:26:31,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 03:26:31,409 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 03:26:31,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 03:26:31,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b22aa97f1913ae3cfccd3ac43d88bdb4353913e6f399c17cfa9647d6764d2ff [2024-11-20 03:26:31,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 03:26:31,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 03:26:31,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 03:26:31,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 03:26:31,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 03:26:31,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-11-20 03:26:33,071 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 03:26:33,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 03:26:33,251 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-11-20 03:26:33,264 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6ea1e1b/16744b7ba9ed435891ed47da3c32d7aa/FLAGc22b2b40f [2024-11-20 03:26:33,276 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6ea1e1b/16744b7ba9ed435891ed47da3c32d7aa [2024-11-20 03:26:33,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 03:26:33,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 03:26:33,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 03:26:33,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 03:26:33,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 03:26:33,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:33,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12788011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33, skipping insertion in model container [2024-11-20 03:26:33,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:33,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 03:26:33,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i[916,929] [2024-11-20 03:26:33,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:26:33,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 03:26:33,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-78.i[916,929] [2024-11-20 03:26:33,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:26:33,824 INFO L204 MainTranslator]: Completed translation [2024-11-20 03:26:33,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33 WrapperNode [2024-11-20 03:26:33,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 03:26:33,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 03:26:33,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 03:26:33,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 03:26:33,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:33,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:33,943 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 523 [2024-11-20 03:26:33,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 03:26:33,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 03:26:33,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 03:26:33,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 03:26:33,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:33,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,003 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,084 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]. [2024-11-20 03:26:34,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 03:26:34,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 03:26:34,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 03:26:34,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 03:26:34,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (1/1) ... [2024-11-20 03:26:34,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:26:34,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:26:34,191 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) [2024-11-20 03:26:34,193 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 [2024-11-20 03:26:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 03:26:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 03:26:34,230 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 03:26:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 03:26:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 03:26:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 03:26:34,318 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 03:26:34,320 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 03:26:34,943 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-20 03:26:34,944 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 03:26:34,956 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 03:26:34,957 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 03:26:34,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:26:34 BoogieIcfgContainer [2024-11-20 03:26:34,957 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 03:26:34,959 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 03:26:34,959 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 03:26:34,962 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 03:26:34,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:26:33" (1/3) ... [2024-11-20 03:26:34,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@376e7b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:26:34, skipping insertion in model container [2024-11-20 03:26:34,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:26:33" (2/3) ... [2024-11-20 03:26:34,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@376e7b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:26:34, skipping insertion in model container [2024-11-20 03:26:34,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:26:34" (3/3) ... [2024-11-20 03:26:34,964 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-78.i [2024-11-20 03:26:34,977 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 03:26:34,977 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 03:26:35,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 03:26:35,031 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;@aa2d479, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 03:26:35,031 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 03:26:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 217 states, 160 states have (on average 1.56875) internal successors, (251), 161 states have internal predecessors, (251), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-20 03:26:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-11-20 03:26:35,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:35,054 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:35,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:35,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:35,060 INFO L85 PathProgramCache]: Analyzing trace with hash 170346694, now seen corresponding path program 1 times [2024-11-20 03:26:35,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:35,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833101610] [2024-11-20 03:26:35,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:35,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:35,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:35,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833101610] [2024-11-20 03:26:35,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833101610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:35,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:35,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 03:26:35,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602539565] [2024-11-20 03:26:35,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:35,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 03:26:35,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:35,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 03:26:35,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:26:35,714 INFO L87 Difference]: Start difference. First operand has 217 states, 160 states have (on average 1.56875) internal successors, (251), 161 states have internal predecessors, (251), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:26:35,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:35,773 INFO L93 Difference]: Finished difference Result 427 states and 766 transitions. [2024-11-20 03:26:35,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 03:26:35,775 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) Word has length 364 [2024-11-20 03:26:35,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:35,786 INFO L225 Difference]: With dead ends: 427 [2024-11-20 03:26:35,786 INFO L226 Difference]: Without dead ends: 213 [2024-11-20 03:26:35,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:26:35,793 INFO L432 NwaCegarLoop]: 352 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, 352 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 [2024-11-20 03:26:35,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:26:35,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-20 03:26:35,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2024-11-20 03:26:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 157 states have (on average 1.5541401273885351) internal successors, (244), 157 states have internal predecessors, (244), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-20 03:26:35,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 352 transitions. [2024-11-20 03:26:35,838 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 352 transitions. Word has length 364 [2024-11-20 03:26:35,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:35,838 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 352 transitions. [2024-11-20 03:26:35,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:26:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 352 transitions. [2024-11-20 03:26:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-11-20 03:26:35,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:35,845 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:35,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 03:26:35,845 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:35,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:35,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1472724902, now seen corresponding path program 1 times [2024-11-20 03:26:35,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:35,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769254077] [2024-11-20 03:26:35,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:35,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:36,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:36,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769254077] [2024-11-20 03:26:36,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769254077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:36,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:36,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:26:36,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710683370] [2024-11-20 03:26:36,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:36,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:26:36,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:36,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:26:36,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:36,239 INFO L87 Difference]: Start difference. First operand 213 states and 352 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:36,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:36,332 INFO L93 Difference]: Finished difference Result 583 states and 965 transitions. [2024-11-20 03:26:36,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:26:36,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 364 [2024-11-20 03:26:36,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:36,341 INFO L225 Difference]: With dead ends: 583 [2024-11-20 03:26:36,341 INFO L226 Difference]: Without dead ends: 373 [2024-11-20 03:26:36,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:36,344 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 250 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 763 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:36,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 763 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:26:36,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2024-11-20 03:26:36,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 370. [2024-11-20 03:26:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 281 states have (on average 1.5480427046263345) internal successors, (435), 282 states have internal predecessors, (435), 86 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-20 03:26:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 607 transitions. [2024-11-20 03:26:36,391 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 607 transitions. Word has length 364 [2024-11-20 03:26:36,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:36,393 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 607 transitions. [2024-11-20 03:26:36,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 607 transitions. [2024-11-20 03:26:36,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-11-20 03:26:36,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:36,400 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:36,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 03:26:36,401 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:36,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:36,401 INFO L85 PathProgramCache]: Analyzing trace with hash 2120642520, now seen corresponding path program 1 times [2024-11-20 03:26:36,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:36,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605866801] [2024-11-20 03:26:36,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:36,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:36,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:36,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605866801] [2024-11-20 03:26:36,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605866801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:36,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:36,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:36,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554396828] [2024-11-20 03:26:36,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:36,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:36,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:36,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:36,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:36,773 INFO L87 Difference]: Start difference. First operand 370 states and 607 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:36,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:36,864 INFO L93 Difference]: Finished difference Result 740 states and 1213 transitions. [2024-11-20 03:26:36,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:36,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 364 [2024-11-20 03:26:36,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:36,870 INFO L225 Difference]: With dead ends: 740 [2024-11-20 03:26:36,871 INFO L226 Difference]: Without dead ends: 373 [2024-11-20 03:26:36,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:26:36,873 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 258 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 1285 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:36,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 1285 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:26:36,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2024-11-20 03:26:36,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 370. [2024-11-20 03:26:36,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 281 states have (on average 1.5444839857651245) internal successors, (434), 282 states have internal predecessors, (434), 86 states have call successors, (86), 2 states have call predecessors, (86), 2 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-20 03:26:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 606 transitions. [2024-11-20 03:26:36,899 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 606 transitions. Word has length 364 [2024-11-20 03:26:36,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:36,901 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 606 transitions. [2024-11-20 03:26:36,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 606 transitions. [2024-11-20 03:26:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-11-20 03:26:36,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:36,905 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:36,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 03:26:36,906 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:36,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:36,906 INFO L85 PathProgramCache]: Analyzing trace with hash 370418634, now seen corresponding path program 1 times [2024-11-20 03:26:36,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:36,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031321909] [2024-11-20 03:26:36,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:36,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:37,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:37,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031321909] [2024-11-20 03:26:37,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031321909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:37,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:37,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:26:37,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371887688] [2024-11-20 03:26:37,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:37,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:26:37,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:37,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:26:37,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:37,214 INFO L87 Difference]: Start difference. First operand 370 states and 606 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:37,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:37,261 INFO L93 Difference]: Finished difference Result 969 states and 1570 transitions. [2024-11-20 03:26:37,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:26:37,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 365 [2024-11-20 03:26:37,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:37,270 INFO L225 Difference]: With dead ends: 969 [2024-11-20 03:26:37,270 INFO L226 Difference]: Without dead ends: 602 [2024-11-20 03:26:37,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:37,275 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 206 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:37,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 692 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:26:37,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2024-11-20 03:26:37,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 599. [2024-11-20 03:26:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 427 states have (on average 1.4754098360655739) internal successors, (630), 430 states have internal predecessors, (630), 167 states have call successors, (167), 4 states have call predecessors, (167), 4 states have return successors, (167), 164 states have call predecessors, (167), 167 states have call successors, (167) [2024-11-20 03:26:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 964 transitions. [2024-11-20 03:26:37,322 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 964 transitions. Word has length 365 [2024-11-20 03:26:37,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:37,327 INFO L471 AbstractCegarLoop]: Abstraction has 599 states and 964 transitions. [2024-11-20 03:26:37,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 964 transitions. [2024-11-20 03:26:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-11-20 03:26:37,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:37,330 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:37,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 03:26:37,330 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:37,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:37,331 INFO L85 PathProgramCache]: Analyzing trace with hash -139054456, now seen corresponding path program 1 times [2024-11-20 03:26:37,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:37,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579704795] [2024-11-20 03:26:37,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:37,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:37,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:37,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579704795] [2024-11-20 03:26:37,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579704795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:37,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:37,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:26:37,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211847217] [2024-11-20 03:26:37,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:37,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:26:37,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:37,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:26:37,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:37,579 INFO L87 Difference]: Start difference. First operand 599 states and 964 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:37,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:37,640 INFO L93 Difference]: Finished difference Result 1218 states and 1954 transitions. [2024-11-20 03:26:37,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:26:37,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 365 [2024-11-20 03:26:37,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:37,645 INFO L225 Difference]: With dead ends: 1218 [2024-11-20 03:26:37,645 INFO L226 Difference]: Without dead ends: 622 [2024-11-20 03:26:37,647 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:37,647 INFO L432 NwaCegarLoop]: 408 mSDtfsCounter, 239 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:37,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 731 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:26:37,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2024-11-20 03:26:37,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 432. [2024-11-20 03:26:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 324 states have (on average 1.5) internal successors, (486), 325 states have internal predecessors, (486), 103 states have call successors, (103), 4 states have call predecessors, (103), 4 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-20 03:26:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 692 transitions. [2024-11-20 03:26:37,671 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 692 transitions. Word has length 365 [2024-11-20 03:26:37,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:37,672 INFO L471 AbstractCegarLoop]: Abstraction has 432 states and 692 transitions. [2024-11-20 03:26:37,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 692 transitions. [2024-11-20 03:26:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-11-20 03:26:37,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:37,675 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:37,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 03:26:37,676 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:37,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:37,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1725638072, now seen corresponding path program 1 times [2024-11-20 03:26:37,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:37,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634486823] [2024-11-20 03:26:37,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:37,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:37,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:38,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:38,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634486823] [2024-11-20 03:26:38,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634486823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:38,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:38,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:38,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356833036] [2024-11-20 03:26:38,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:38,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:38,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:38,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:38,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:38,009 INFO L87 Difference]: Start difference. First operand 432 states and 692 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:38,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:38,046 INFO L93 Difference]: Finished difference Result 861 states and 1381 transitions. [2024-11-20 03:26:38,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:38,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 365 [2024-11-20 03:26:38,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:38,050 INFO L225 Difference]: With dead ends: 861 [2024-11-20 03:26:38,050 INFO L226 Difference]: Without dead ends: 432 [2024-11-20 03:26:38,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:38,053 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 0 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:38,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1039 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:26:38,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2024-11-20 03:26:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2024-11-20 03:26:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 324 states have (on average 1.4938271604938271) internal successors, (484), 325 states have internal predecessors, (484), 103 states have call successors, (103), 4 states have call predecessors, (103), 4 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-20 03:26:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 690 transitions. [2024-11-20 03:26:38,079 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 690 transitions. Word has length 365 [2024-11-20 03:26:38,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:38,080 INFO L471 AbstractCegarLoop]: Abstraction has 432 states and 690 transitions. [2024-11-20 03:26:38,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 690 transitions. [2024-11-20 03:26:38,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2024-11-20 03:26:38,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:38,083 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:38,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 03:26:38,084 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:38,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:38,084 INFO L85 PathProgramCache]: Analyzing trace with hash -461087842, now seen corresponding path program 1 times [2024-11-20 03:26:38,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:38,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888384115] [2024-11-20 03:26:38,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:38,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:38,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:38,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888384115] [2024-11-20 03:26:38,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888384115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:38,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:38,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 03:26:38,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906239994] [2024-11-20 03:26:38,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:38,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 03:26:38,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:38,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 03:26:38,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:38,560 INFO L87 Difference]: Start difference. First operand 432 states and 690 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:38,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:38,611 INFO L93 Difference]: Finished difference Result 1290 states and 2064 transitions. [2024-11-20 03:26:38,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:26:38,612 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 366 [2024-11-20 03:26:38,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:38,618 INFO L225 Difference]: With dead ends: 1290 [2024-11-20 03:26:38,619 INFO L226 Difference]: Without dead ends: 861 [2024-11-20 03:26:38,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 03:26:38,621 INFO L432 NwaCegarLoop]: 350 mSDtfsCounter, 225 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:38,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 695 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:26:38,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-20 03:26:38,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 859. [2024-11-20 03:26:38,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 644 states have (on average 1.4906832298136645) internal successors, (960), 646 states have internal predecessors, (960), 206 states have call successors, (206), 8 states have call predecessors, (206), 8 states have return successors, (206), 204 states have call predecessors, (206), 206 states have call successors, (206) [2024-11-20 03:26:38,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1372 transitions. [2024-11-20 03:26:38,693 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1372 transitions. Word has length 366 [2024-11-20 03:26:38,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:38,693 INFO L471 AbstractCegarLoop]: Abstraction has 859 states and 1372 transitions. [2024-11-20 03:26:38,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1372 transitions. [2024-11-20 03:26:38,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2024-11-20 03:26:38,696 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:38,696 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:38,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 03:26:38,697 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:38,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:38,697 INFO L85 PathProgramCache]: Analyzing trace with hash -523127456, now seen corresponding path program 1 times [2024-11-20 03:26:38,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:38,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553411827] [2024-11-20 03:26:38,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:38,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:38,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:39,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:39,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553411827] [2024-11-20 03:26:39,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553411827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:39,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:39,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:39,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416827670] [2024-11-20 03:26:39,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:39,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:39,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:39,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:39,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:39,130 INFO L87 Difference]: Start difference. First operand 859 states and 1372 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:39,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:39,414 INFO L93 Difference]: Finished difference Result 2187 states and 3488 transitions. [2024-11-20 03:26:39,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:39,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 366 [2024-11-20 03:26:39,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:39,421 INFO L225 Difference]: With dead ends: 2187 [2024-11-20 03:26:39,421 INFO L226 Difference]: Without dead ends: 1331 [2024-11-20 03:26:39,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:26:39,424 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 363 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:39,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 1010 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 03:26:39,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2024-11-20 03:26:39,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1269. [2024-11-20 03:26:39,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 997 states have (on average 1.510531594784353) internal successors, (1506), 999 states have internal predecessors, (1506), 260 states have call successors, (260), 11 states have call predecessors, (260), 11 states have return successors, (260), 258 states have call predecessors, (260), 260 states have call successors, (260) [2024-11-20 03:26:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 2026 transitions. [2024-11-20 03:26:39,490 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 2026 transitions. Word has length 366 [2024-11-20 03:26:39,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:39,491 INFO L471 AbstractCegarLoop]: Abstraction has 1269 states and 2026 transitions. [2024-11-20 03:26:39,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2026 transitions. [2024-11-20 03:26:39,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2024-11-20 03:26:39,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:39,493 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:39,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-20 03:26:39,493 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:39,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:39,493 INFO L85 PathProgramCache]: Analyzing trace with hash -2065029518, now seen corresponding path program 1 times [2024-11-20 03:26:39,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:39,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020216037] [2024-11-20 03:26:39,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:39,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:39,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:39,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020216037] [2024-11-20 03:26:39,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020216037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:39,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:39,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:39,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492012929] [2024-11-20 03:26:39,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:39,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:39,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:39,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:39,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:39,833 INFO L87 Difference]: Start difference. First operand 1269 states and 2026 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:40,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:40,095 INFO L93 Difference]: Finished difference Result 3127 states and 4977 transitions. [2024-11-20 03:26:40,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:40,095 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 367 [2024-11-20 03:26:40,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:40,103 INFO L225 Difference]: With dead ends: 3127 [2024-11-20 03:26:40,103 INFO L226 Difference]: Without dead ends: 2211 [2024-11-20 03:26:40,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:26:40,106 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 401 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:40,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 1037 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 03:26:40,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2024-11-20 03:26:40,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 2151. [2024-11-20 03:26:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2151 states, 1665 states have (on average 1.4954954954954955) internal successors, (2490), 1669 states have internal predecessors, (2490), 466 states have call successors, (466), 19 states have call predecessors, (466), 19 states have return successors, (466), 462 states have call predecessors, (466), 466 states have call successors, (466) [2024-11-20 03:26:40,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 2151 states and 3422 transitions. [2024-11-20 03:26:40,205 INFO L78 Accepts]: Start accepts. Automaton has 2151 states and 3422 transitions. Word has length 367 [2024-11-20 03:26:40,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:40,206 INFO L471 AbstractCegarLoop]: Abstraction has 2151 states and 3422 transitions. [2024-11-20 03:26:40,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 3422 transitions. [2024-11-20 03:26:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2024-11-20 03:26:40,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:40,208 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:40,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-20 03:26:40,208 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:40,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:40,209 INFO L85 PathProgramCache]: Analyzing trace with hash 985219643, now seen corresponding path program 1 times [2024-11-20 03:26:40,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:40,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404005440] [2024-11-20 03:26:40,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:40,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:40,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:40,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404005440] [2024-11-20 03:26:40,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404005440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:40,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:40,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-20 03:26:40,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221956551] [2024-11-20 03:26:40,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:40,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 03:26:40,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:40,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 03:26:40,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:26:40,703 INFO L87 Difference]: Start difference. First operand 2151 states and 3422 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:41,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:41,136 INFO L93 Difference]: Finished difference Result 5947 states and 9406 transitions. [2024-11-20 03:26:41,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-20 03:26:41,137 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 368 [2024-11-20 03:26:41,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:41,152 INFO L225 Difference]: With dead ends: 5947 [2024-11-20 03:26:41,153 INFO L226 Difference]: Without dead ends: 4193 [2024-11-20 03:26:41,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-20 03:26:41,157 INFO L432 NwaCegarLoop]: 641 mSDtfsCounter, 786 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 786 SdHoareTripleChecker+Valid, 2315 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:41,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [786 Valid, 2315 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 03:26:41,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2024-11-20 03:26:41,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 3947. [2024-11-20 03:26:41,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3947 states, 3033 states have (on average 1.4909330695680845) internal successors, (4522), 3041 states have internal predecessors, (4522), 878 states have call successors, (878), 35 states have call predecessors, (878), 35 states have return successors, (878), 870 states have call predecessors, (878), 878 states have call successors, (878) [2024-11-20 03:26:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 3947 states and 6278 transitions. [2024-11-20 03:26:41,360 INFO L78 Accepts]: Start accepts. Automaton has 3947 states and 6278 transitions. Word has length 368 [2024-11-20 03:26:41,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:41,361 INFO L471 AbstractCegarLoop]: Abstraction has 3947 states and 6278 transitions. [2024-11-20 03:26:41,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 7 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 6278 transitions. [2024-11-20 03:26:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2024-11-20 03:26:41,363 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:41,364 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:41,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-20 03:26:41,364 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:41,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:41,364 INFO L85 PathProgramCache]: Analyzing trace with hash 592192633, now seen corresponding path program 1 times [2024-11-20 03:26:41,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:41,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225238380] [2024-11-20 03:26:41,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:41,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:41,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225238380] [2024-11-20 03:26:41,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225238380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:41,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:41,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:41,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017176218] [2024-11-20 03:26:41,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:41,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:41,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:41,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:41,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:41,986 INFO L87 Difference]: Start difference. First operand 3947 states and 6278 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:42,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:42,373 INFO L93 Difference]: Finished difference Result 7783 states and 12316 transitions. [2024-11-20 03:26:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:42,374 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 368 [2024-11-20 03:26:42,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:42,391 INFO L225 Difference]: With dead ends: 7783 [2024-11-20 03:26:42,391 INFO L226 Difference]: Without dead ends: 4189 [2024-11-20 03:26:42,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:26:42,398 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 355 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:42,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 1010 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 03:26:42,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4189 states. [2024-11-20 03:26:42,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4189 to 3979. [2024-11-20 03:26:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3979 states, 3065 states have (on average 1.4845024469820554) internal successors, (4550), 3073 states have internal predecessors, (4550), 878 states have call successors, (878), 35 states have call predecessors, (878), 35 states have return successors, (878), 870 states have call predecessors, (878), 878 states have call successors, (878) [2024-11-20 03:26:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3979 states and 6306 transitions. [2024-11-20 03:26:42,590 INFO L78 Accepts]: Start accepts. Automaton has 3979 states and 6306 transitions. Word has length 368 [2024-11-20 03:26:42,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:42,590 INFO L471 AbstractCegarLoop]: Abstraction has 3979 states and 6306 transitions. [2024-11-20 03:26:42,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3979 states and 6306 transitions. [2024-11-20 03:26:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-11-20 03:26:42,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:42,594 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:42,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-20 03:26:42,594 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:42,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:42,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1964386349, now seen corresponding path program 1 times [2024-11-20 03:26:42,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:42,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497809176] [2024-11-20 03:26:42,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:42,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:42,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:43,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:43,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497809176] [2024-11-20 03:26:43,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497809176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:43,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:43,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:26:43,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258664664] [2024-11-20 03:26:43,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:43,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:26:43,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:43,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:26:43,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:43,053 INFO L87 Difference]: Start difference. First operand 3979 states and 6306 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:43,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:43,706 INFO L93 Difference]: Finished difference Result 11361 states and 17914 transitions. [2024-11-20 03:26:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:26:43,710 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 369 [2024-11-20 03:26:43,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:43,757 INFO L225 Difference]: With dead ends: 11361 [2024-11-20 03:26:43,757 INFO L226 Difference]: Without dead ends: 7643 [2024-11-20 03:26:43,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:26:43,769 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 781 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:43,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 583 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 03:26:43,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7643 states. [2024-11-20 03:26:44,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7643 to 6665. [2024-11-20 03:26:44,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6665 states, 4887 states have (on average 1.401268671986904) internal successors, (6848), 4911 states have internal predecessors, (6848), 1702 states have call successors, (1702), 75 states have call predecessors, (1702), 75 states have return successors, (1702), 1678 states have call predecessors, (1702), 1702 states have call successors, (1702) [2024-11-20 03:26:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 6665 states and 10252 transitions. [2024-11-20 03:26:44,385 INFO L78 Accepts]: Start accepts. Automaton has 6665 states and 10252 transitions. Word has length 369 [2024-11-20 03:26:44,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:44,386 INFO L471 AbstractCegarLoop]: Abstraction has 6665 states and 10252 transitions. [2024-11-20 03:26:44,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 6665 states and 10252 transitions. [2024-11-20 03:26:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-11-20 03:26:44,391 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:44,391 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:44,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-20 03:26:44,391 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:44,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:44,391 INFO L85 PathProgramCache]: Analyzing trace with hash 422002925, now seen corresponding path program 1 times [2024-11-20 03:26:44,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:44,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320816482] [2024-11-20 03:26:44,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:44,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:44,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:45,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:45,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320816482] [2024-11-20 03:26:45,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320816482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:45,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:45,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 03:26:45,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069154996] [2024-11-20 03:26:45,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:45,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 03:26:45,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:45,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 03:26:45,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:26:45,168 INFO L87 Difference]: Start difference. First operand 6665 states and 10252 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:45,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:45,951 INFO L93 Difference]: Finished difference Result 16599 states and 25475 transitions. [2024-11-20 03:26:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 03:26:45,952 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 369 [2024-11-20 03:26:45,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:45,994 INFO L225 Difference]: With dead ends: 16599 [2024-11-20 03:26:45,994 INFO L226 Difference]: Without dead ends: 10357 [2024-11-20 03:26:46,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:26:46,016 INFO L432 NwaCegarLoop]: 385 mSDtfsCounter, 406 mSDsluCounter, 957 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 1342 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:46,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 1342 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 03:26:46,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10357 states. [2024-11-20 03:26:46,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10357 to 9681. [2024-11-20 03:26:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9681 states, 7043 states have (on average 1.39542808462303) internal successors, (9828), 7079 states have internal predecessors, (9828), 2526 states have call successors, (2526), 111 states have call predecessors, (2526), 111 states have return successors, (2526), 2490 states have call predecessors, (2526), 2526 states have call successors, (2526) [2024-11-20 03:26:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9681 states to 9681 states and 14880 transitions. [2024-11-20 03:26:46,851 INFO L78 Accepts]: Start accepts. Automaton has 9681 states and 14880 transitions. Word has length 369 [2024-11-20 03:26:46,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:46,852 INFO L471 AbstractCegarLoop]: Abstraction has 9681 states and 14880 transitions. [2024-11-20 03:26:46,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 9681 states and 14880 transitions. [2024-11-20 03:26:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-11-20 03:26:46,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:46,855 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:46,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-20 03:26:46,855 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:46,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:46,856 INFO L85 PathProgramCache]: Analyzing trace with hash 640857643, now seen corresponding path program 1 times [2024-11-20 03:26:46,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:46,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660791378] [2024-11-20 03:26:46,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:46,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:47,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:47,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:47,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660791378] [2024-11-20 03:26:47,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660791378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:47,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:47,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 03:26:47,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164802860] [2024-11-20 03:26:47,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:47,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 03:26:47,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:47,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 03:26:47,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-20 03:26:47,247 INFO L87 Difference]: Start difference. First operand 9681 states and 14880 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:48,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:48,022 INFO L93 Difference]: Finished difference Result 19653 states and 30246 transitions. [2024-11-20 03:26:48,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 03:26:48,023 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 369 [2024-11-20 03:26:48,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:48,062 INFO L225 Difference]: With dead ends: 19653 [2024-11-20 03:26:48,062 INFO L226 Difference]: Without dead ends: 10851 [2024-11-20 03:26:48,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-20 03:26:48,090 INFO L432 NwaCegarLoop]: 343 mSDtfsCounter, 40 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1699 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:48,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1699 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:26:48,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10851 states. [2024-11-20 03:26:49,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10851 to 10305. [2024-11-20 03:26:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10305 states, 7667 states have (on average 1.3935046302334682) internal successors, (10684), 7703 states have internal predecessors, (10684), 2526 states have call successors, (2526), 111 states have call predecessors, (2526), 111 states have return successors, (2526), 2490 states have call predecessors, (2526), 2526 states have call successors, (2526) [2024-11-20 03:26:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10305 states to 10305 states and 15736 transitions. [2024-11-20 03:26:49,155 INFO L78 Accepts]: Start accepts. Automaton has 10305 states and 15736 transitions. Word has length 369 [2024-11-20 03:26:49,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:49,156 INFO L471 AbstractCegarLoop]: Abstraction has 10305 states and 15736 transitions. [2024-11-20 03:26:49,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-20 03:26:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 10305 states and 15736 transitions. [2024-11-20 03:26:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2024-11-20 03:26:49,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:49,159 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:49,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-20 03:26:49,160 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:49,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:49,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1645529917, now seen corresponding path program 1 times [2024-11-20 03:26:49,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:49,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681144885] [2024-11-20 03:26:49,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:49,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 66 proven. 93 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-20 03:26:49,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:49,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681144885] [2024-11-20 03:26:49,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681144885] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 03:26:49,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867239113] [2024-11-20 03:26:49,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 03:26:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:26:49,812 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) [2024-11-20 03:26:49,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 03:26:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:50,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-20 03:26:50,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 03:26:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 935 proven. 12 refuted. 0 times theorem prover too weak. 4777 trivial. 0 not checked. [2024-11-20 03:26:50,250 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 03:26:50,584 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 147 proven. 12 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-20 03:26:50,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867239113] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 03:26:50,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 03:26:50,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-20 03:26:50,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768086056] [2024-11-20 03:26:50,585 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 03:26:50,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 03:26:50,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:50,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 03:26:50,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-20 03:26:50,587 INFO L87 Difference]: Start difference. First operand 10305 states and 15736 transitions. Second operand has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-11-20 03:26:51,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:51,402 INFO L93 Difference]: Finished difference Result 16669 states and 25433 transitions. [2024-11-20 03:26:51,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-20 03:26:51,403 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) Word has length 374 [2024-11-20 03:26:51,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:51,426 INFO L225 Difference]: With dead ends: 16669 [2024-11-20 03:26:51,426 INFO L226 Difference]: Without dead ends: 6599 [2024-11-20 03:26:51,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 868 GetRequests, 852 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-11-20 03:26:51,451 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 865 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 888 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:51,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [888 Valid, 816 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-20 03:26:51,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6599 states. [2024-11-20 03:26:51,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6599 to 6473. [2024-11-20 03:26:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6473 states, 5009 states have (on average 1.4262327809942104) internal successors, (7144), 5021 states have internal predecessors, (7144), 1350 states have call successors, (1350), 113 states have call predecessors, (1350), 113 states have return successors, (1350), 1338 states have call predecessors, (1350), 1350 states have call successors, (1350) [2024-11-20 03:26:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6473 states to 6473 states and 9844 transitions. [2024-11-20 03:26:51,863 INFO L78 Accepts]: Start accepts. Automaton has 6473 states and 9844 transitions. Word has length 374 [2024-11-20 03:26:51,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:51,863 INFO L471 AbstractCegarLoop]: Abstraction has 6473 states and 9844 transitions. [2024-11-20 03:26:51,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-11-20 03:26:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6473 states and 9844 transitions. [2024-11-20 03:26:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2024-11-20 03:26:51,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:51,866 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:51,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-20 03:26:52,070 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,SelfDestructingSolverStorable14 [2024-11-20 03:26:52,071 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:52,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:52,072 INFO L85 PathProgramCache]: Analyzing trace with hash 68115138, now seen corresponding path program 1 times [2024-11-20 03:26:52,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:52,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150826366] [2024-11-20 03:26:52,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:52,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-20 03:26:52,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1177586349] [2024-11-20 03:26:52,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:52,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 03:26:52,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:26:52,409 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) [2024-11-20 03:26:52,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-20 03:26:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:52,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 03:26:52,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 03:26:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 2885 proven. 87 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2024-11-20 03:26:53,056 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 03:26:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 72 proven. 87 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-20 03:26:53,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:53,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150826366] [2024-11-20 03:26:53,376 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-20 03:26:53,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177586349] [2024-11-20 03:26:53,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177586349] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 03:26:53,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-20 03:26:53,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-20 03:26:53,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612015001] [2024-11-20 03:26:53,377 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-20 03:26:53,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-20 03:26:53,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:53,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-20 03:26:53,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-20 03:26:53,378 INFO L87 Difference]: Start difference. First operand 6473 states and 9844 transitions. Second operand has 12 states, 12 states have (on average 12.25) internal successors, (147), 12 states have internal predecessors, (147), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-11-20 03:26:55,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:26:55,921 INFO L93 Difference]: Finished difference Result 26013 states and 39126 transitions. [2024-11-20 03:26:55,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-20 03:26:55,922 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 12.25) internal successors, (147), 12 states have internal predecessors, (147), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 375 [2024-11-20 03:26:55,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:26:55,976 INFO L225 Difference]: With dead ends: 26013 [2024-11-20 03:26:55,976 INFO L226 Difference]: Without dead ends: 19715 [2024-11-20 03:26:55,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 767 GetRequests, 740 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=594, Unknown=0, NotChecked=0, Total=812 [2024-11-20 03:26:55,991 INFO L432 NwaCegarLoop]: 402 mSDtfsCounter, 1461 mSDsluCounter, 1620 mSDsCounter, 0 mSdLazyCounter, 1373 mSolverCounterSat, 378 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 2022 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 378 IncrementalHoareTripleChecker+Valid, 1373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-20 03:26:55,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 2022 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [378 Valid, 1373 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-20 03:26:56,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19715 states. [2024-11-20 03:26:56,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19715 to 12936. [2024-11-20 03:26:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12936 states, 10019 states have (on average 1.4170076853977442) internal successors, (14197), 10043 states have internal predecessors, (14197), 2646 states have call successors, (2646), 270 states have call predecessors, (2646), 270 states have return successors, (2646), 2622 states have call predecessors, (2646), 2646 states have call successors, (2646) [2024-11-20 03:26:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12936 states to 12936 states and 19489 transitions. [2024-11-20 03:26:56,772 INFO L78 Accepts]: Start accepts. Automaton has 12936 states and 19489 transitions. Word has length 375 [2024-11-20 03:26:56,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:26:56,772 INFO L471 AbstractCegarLoop]: Abstraction has 12936 states and 19489 transitions. [2024-11-20 03:26:56,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.25) internal successors, (147), 12 states have internal predecessors, (147), 3 states have call successors, (83), 2 states have call predecessors, (83), 4 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-11-20 03:26:56,773 INFO L276 IsEmpty]: Start isEmpty. Operand 12936 states and 19489 transitions. [2024-11-20 03:26:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-20 03:26:56,778 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:26:56,778 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:26:56,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-20 03:26:56,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-20 03:26:56,983 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:26:56,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:26:56,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1693303262, now seen corresponding path program 1 times [2024-11-20 03:26:56,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:26:56,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193126633] [2024-11-20 03:26:56,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:26:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:26:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:26:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 03:26:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 03:26:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 03:26:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 03:26:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 03:26:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 03:26:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 03:26:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 03:26:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:26:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:26:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 03:26:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 03:26:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 03:26:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 03:26:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 03:26:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 03:26:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 03:26:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 03:26:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 03:26:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 03:26:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 03:26:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 03:26:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 03:26:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 03:26:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 03:26:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 03:26:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 03:26:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 03:26:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 03:26:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 03:26:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 03:26:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 03:26:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 03:26:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 03:26:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 03:26:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 03:26:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 03:26:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 03:26:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 03:26:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 03:26:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 03:26:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 03:26:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 03:26:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 03:26:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 03:26:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 03:26:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-20 03:26:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 03:26:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 03:26:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 03:26:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 03:26:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 03:26:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 03:26:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:26:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-20 03:26:57,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:26:57,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193126633] [2024-11-20 03:26:57,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193126633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:26:57,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:26:57,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-20 03:26:57,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930988351] [2024-11-20 03:26:57,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:26:57,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 03:26:57,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:26:57,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 03:26:57,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-20 03:26:57,824 INFO L87 Difference]: Start difference. First operand 12936 states and 19489 transitions. Second operand has 10 states, 10 states have (on average 10.9) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:27:06,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:27:06,277 INFO L93 Difference]: Finished difference Result 97835 states and 146113 transitions. [2024-11-20 03:27:06,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-20 03:27:06,281 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 376 [2024-11-20 03:27:06,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:27:06,757 INFO L225 Difference]: With dead ends: 97835 [2024-11-20 03:27:06,757 INFO L226 Difference]: Without dead ends: 84658 [2024-11-20 03:27:06,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-20 03:27:06,838 INFO L432 NwaCegarLoop]: 888 mSDtfsCounter, 3152 mSDsluCounter, 3108 mSDsCounter, 0 mSdLazyCounter, 1764 mSolverCounterSat, 764 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3152 SdHoareTripleChecker+Valid, 3996 SdHoareTripleChecker+Invalid, 2528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 764 IncrementalHoareTripleChecker+Valid, 1764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-20 03:27:06,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3152 Valid, 3996 Invalid, 2528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [764 Valid, 1764 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-20 03:27:06,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84658 states. [2024-11-20 03:27:11,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84658 to 65322. [2024-11-20 03:27:11,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65322 states, 50813 states have (on average 1.3979099836655975) internal successors, (71032), 51005 states have internal predecessors, (71032), 13206 states have call successors, (13206), 1302 states have call predecessors, (13206), 1302 states have return successors, (13206), 13014 states have call predecessors, (13206), 13206 states have call successors, (13206) [2024-11-20 03:27:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65322 states to 65322 states and 97444 transitions. [2024-11-20 03:27:12,183 INFO L78 Accepts]: Start accepts. Automaton has 65322 states and 97444 transitions. Word has length 376 [2024-11-20 03:27:12,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:27:12,183 INFO L471 AbstractCegarLoop]: Abstraction has 65322 states and 97444 transitions. [2024-11-20 03:27:12,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:27:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand 65322 states and 97444 transitions. [2024-11-20 03:27:12,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-20 03:27:12,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:27:12,198 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:27:12,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-20 03:27:12,198 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:27:12,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:27:12,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1895127196, now seen corresponding path program 1 times [2024-11-20 03:27:12,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:27:12,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914664034] [2024-11-20 03:27:12,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:27:12,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:27:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-20 03:27:12,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [778008343] [2024-11-20 03:27:12,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:27:12,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 03:27:12,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:27:12,462 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 03:27:12,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-20 03:27:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:27:12,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-20 03:27:12,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 03:27:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 659 proven. 150 refuted. 0 times theorem prover too weak. 4915 trivial. 0 not checked. [2024-11-20 03:27:14,085 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 03:27:15,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:27:15,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914664034] [2024-11-20 03:27:15,414 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-20 03:27:15,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778008343] [2024-11-20 03:27:15,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778008343] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 03:27:15,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-20 03:27:15,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-20 03:27:15,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307495086] [2024-11-20 03:27:15,414 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-20 03:27:15,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 03:27:15,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:27:15,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 03:27:15,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-20 03:27:15,416 INFO L87 Difference]: Start difference. First operand 65322 states and 97444 transitions. Second operand has 8 states, 8 states have (on average 14.375) internal successors, (115), 7 states have internal predecessors, (115), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:27:23,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:27:23,240 INFO L93 Difference]: Finished difference Result 154662 states and 228579 transitions. [2024-11-20 03:27:23,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-20 03:27:23,241 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.375) internal successors, (115), 7 states have internal predecessors, (115), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 376 [2024-11-20 03:27:23,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:27:23,721 INFO L225 Difference]: With dead ends: 154662 [2024-11-20 03:27:23,722 INFO L226 Difference]: Without dead ends: 112128 [2024-11-20 03:27:23,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2024-11-20 03:27:23,858 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 351 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 1548 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 03:27:23,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 1548 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 03:27:23,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112128 states. [2024-11-20 03:27:32,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112128 to 109738. [2024-11-20 03:27:32,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109738 states, 84755 states have (on average 1.386797239100938) internal successors, (117538), 85259 states have internal predecessors, (117538), 22342 states have call successors, (22342), 2640 states have call predecessors, (22342), 2640 states have return successors, (22342), 21838 states have call predecessors, (22342), 22342 states have call successors, (22342) [2024-11-20 03:27:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109738 states to 109738 states and 162222 transitions. [2024-11-20 03:27:33,686 INFO L78 Accepts]: Start accepts. Automaton has 109738 states and 162222 transitions. Word has length 376 [2024-11-20 03:27:33,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:27:33,687 INFO L471 AbstractCegarLoop]: Abstraction has 109738 states and 162222 transitions. [2024-11-20 03:27:33,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.375) internal successors, (115), 7 states have internal predecessors, (115), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-20 03:27:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 109738 states and 162222 transitions. [2024-11-20 03:27:33,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-20 03:27:33,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:27:33,700 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:27:33,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-20 03:27:33,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-20 03:27:33,905 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:27:33,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:27:33,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1937624872, now seen corresponding path program 1 times [2024-11-20 03:27:33,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:27:33,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239827035] [2024-11-20 03:27:33,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:27:33,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:27:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat