./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.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 754bec8159063c8a609723291c8103d73dc7246c416cbba09af2ee6374dde5d5 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 00:57:47,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:47,206 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 00:57:47,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:57:47,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 00:57:47,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:47,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 00:57:47,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 00:57:47,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 00:57:47,241 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 00:57:47,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:47,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 00:57:47,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:47,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:47,243 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 00:57:47,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:47,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:47,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:57:47,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:57:47,245 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:57:47,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:47,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:47,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:47,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:47,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:47,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:57:47,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:47,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:47,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:47,249 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 00:57:47,249 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 00:57:47,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 00:57:47,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 00:57:47,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:47,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:47,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:47,258 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 00:57:47,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:57:47,258 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 00:57:47,258 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 00:57:47,259 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 00:57:47,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 00:57:47,259 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 754bec8159063c8a609723291c8103d73dc7246c416cbba09af2ee6374dde5d5 [2024-11-09 00:57:47,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:47,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:47,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:47,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:47,548 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:47,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i [2024-11-09 00:57:49,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:49,328 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:49,330 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i [2024-11-09 00:57:49,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a1aabf20/cb25476fd4a7449db782e33ebdd20aff/FLAGa52823bd6 [2024-11-09 00:57:49,357 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a1aabf20/cb25476fd4a7449db782e33ebdd20aff [2024-11-09 00:57:49,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:49,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:49,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:49,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:49,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:49,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:49" (1/1) ... [2024-11-09 00:57:49,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1fbd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:49, skipping insertion in model container [2024-11-09 00:57:49,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:49" (1/1) ... [2024-11-09 00:57:49,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:49,616 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_operatoramount_amount500_file-21.i[916,929] [2024-11-09 00:57:49,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:49,876 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:49,888 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_operatoramount_amount500_file-21.i[916,929] [2024-11-09 00:57:49,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:50,031 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:50,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50 WrapperNode [2024-11-09 00:57:50,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:50,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:50,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:50,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:50,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,286 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 627 [2024-11-09 00:57:50,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:50,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:50,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:50,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:50,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,338 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,447 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]. [2024-11-09 00:57:50,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:50,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:50,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:50,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:50,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (1/1) ... [2024-11-09 00:57:50,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 00:57:50,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 00:57:50,572 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) [2024-11-09 00:57:50,575 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 [2024-11-09 00:57:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:57:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:57:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 00:57:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:50,772 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:50,774 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:51,918 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-09 00:57:51,918 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:51,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:57:51,941 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:57:51,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:51 BoogieIcfgContainer [2024-11-09 00:57:51,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:57:51,944 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 00:57:51,944 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 00:57:51,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 00:57:51,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 12:57:49" (1/3) ... [2024-11-09 00:57:51,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c79bf12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:57:51, skipping insertion in model container [2024-11-09 00:57:51,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:50" (2/3) ... [2024-11-09 00:57:51,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c79bf12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 12:57:51, skipping insertion in model container [2024-11-09 00:57:51,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:51" (3/3) ... [2024-11-09 00:57:51,951 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-21.i [2024-11-09 00:57:51,966 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 00:57:51,967 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 00:57:52,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 00:57:52,057 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;@5ad3dcba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 00:57:52,059 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 00:57:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand has 249 states, 173 states have (on average 1.560693641618497) internal successors, (270), 174 states have internal predecessors, (270), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-09 00:57:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:52,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:52,101 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:52,102 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:52,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:52,108 INFO L85 PathProgramCache]: Analyzing trace with hash 209319173, now seen corresponding path program 1 times [2024-11-09 00:57:52,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:52,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077908093] [2024-11-09 00:57:52,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:52,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:57:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:57:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:57:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:57:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:57:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:57:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:57:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:57:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:57:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:57:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:57:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:57:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:57:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:57:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:57:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:57:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:57:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:57:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:57:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:57:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:57:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:57:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:57:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:57:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:57:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:57:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:57:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:57:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:57:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:57:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:57:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:57:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:57:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:57:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:57:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:57:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:57:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:57:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:57:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:57:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:57:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:57:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:57:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:57:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:57:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:57:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:57:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:57:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:57:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:57:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:57:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:57:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:57:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:57:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:57:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:57:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:57:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:57:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:57:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:57:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:57:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:57:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:57:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:57:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:57:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:57:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:57:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:57:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:57:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:57:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:57:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:57:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:57:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:53,339 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:57:53,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:57:53,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077908093] [2024-11-09 00:57:53,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077908093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:57:53,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:57:53,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 00:57:53,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038391068] [2024-11-09 00:57:53,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:57:53,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 00:57:53,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:57:53,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 00:57:53,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 00:57:53,381 INFO L87 Difference]: Start difference. First operand has 249 states, 173 states have (on average 1.560693641618497) internal successors, (270), 174 states have internal predecessors, (270), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-09 00:57:53,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:57:53,451 INFO L93 Difference]: Finished difference Result 491 states and 899 transitions. [2024-11-09 00:57:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 00:57:53,454 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 486 [2024-11-09 00:57:53,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:57:53,469 INFO L225 Difference]: With dead ends: 491 [2024-11-09 00:57:53,469 INFO L226 Difference]: Without dead ends: 245 [2024-11-09 00:57:53,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 00:57:53,479 INFO L432 NwaCegarLoop]: 409 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, 409 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 [2024-11-09 00:57:53,480 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 00:57:53,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-09 00:57:53,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2024-11-09 00:57:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 170 states have (on average 1.5470588235294118) internal successors, (263), 170 states have internal predecessors, (263), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-09 00:57:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 409 transitions. [2024-11-09 00:57:53,573 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 409 transitions. Word has length 486 [2024-11-09 00:57:53,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:57:53,574 INFO L471 AbstractCegarLoop]: Abstraction has 245 states and 409 transitions. [2024-11-09 00:57:53,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-09 00:57:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 409 transitions. [2024-11-09 00:57:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:53,586 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:53,587 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:53,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 00:57:53,587 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:53,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:53,588 INFO L85 PathProgramCache]: Analyzing trace with hash -463847553, now seen corresponding path program 1 times [2024-11-09 00:57:53,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:53,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364013222] [2024-11-09 00:57:53,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:53,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:57:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:57:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:57:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:57:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:57:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:57:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:57:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:57:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:57:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:57:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:57:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:57:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:57:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:57:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:57:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:57:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:57:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:57:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:57:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:57:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:57:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:57:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:57:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:57:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:57:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:57:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:57:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:57:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:57:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:57:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:57:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:57:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:57:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:57:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:57:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:57:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:57:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:57:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:57:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:57:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:57:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:57:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:57:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:57:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:57:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:57:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:57:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:57:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:57:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:57:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:57:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:57:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:57:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:57:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:57:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:57:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:57:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:57:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:57:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:57:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:57:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:57:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:57:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:57:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:57:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:57:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:57:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:57:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:57:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:57:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:57:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:57:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:57:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,392 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:57:54,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:57:54,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364013222] [2024-11-09 00:57:54,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364013222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:57:54,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:57:54,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 00:57:54,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816612294] [2024-11-09 00:57:54,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:57:54,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 00:57:54,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:57:54,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 00:57:54,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:57:54,400 INFO L87 Difference]: Start difference. First operand 245 states and 409 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:54,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:57:54,563 INFO L93 Difference]: Finished difference Result 722 states and 1207 transitions. [2024-11-09 00:57:54,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 00:57:54,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:57:54,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:57:54,573 INFO L225 Difference]: With dead ends: 722 [2024-11-09 00:57:54,573 INFO L226 Difference]: Without dead ends: 480 [2024-11-09 00:57:54,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:57:54,577 INFO L432 NwaCegarLoop]: 773 mSDtfsCounter, 385 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1170 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 00:57:54,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1170 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 00:57:54,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-11-09 00:57:54,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 291. [2024-11-09 00:57:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 216 states have (on average 1.5972222222222223) internal successors, (345), 216 states have internal predecessors, (345), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-09 00:57:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 491 transitions. [2024-11-09 00:57:54,624 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 491 transitions. Word has length 486 [2024-11-09 00:57:54,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:57:54,629 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 491 transitions. [2024-11-09 00:57:54,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 491 transitions. [2024-11-09 00:57:54,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:54,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:54,638 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:54,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 00:57:54,639 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:54,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:54,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1464425149, now seen corresponding path program 1 times [2024-11-09 00:57:54,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:54,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225946128] [2024-11-09 00:57:54,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:54,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:57:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:57:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:57:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:57:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:57:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:57:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:57:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:57:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:57:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:57:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:57:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:57:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:57:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:57:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:57:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:57:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:57:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:57:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:57:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:57:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:57:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:57:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:57:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:57:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:57:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:57:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:57:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:57:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:57:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:57:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:57:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:57:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:57:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:57:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:57:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:57:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:57:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:57:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:57:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:57:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:57:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:57:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:57:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:57:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:57:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:57:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:57:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:57:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:57:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:57:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:57:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:57:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:57:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:57:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:57:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:57:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:57:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:57:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:57:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:57:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:57:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:57:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:57:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:57:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:57:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:57:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:57:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:57:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:57:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:57:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:57:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:57:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:57:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:57:55,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:57:55,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225946128] [2024-11-09 00:57:55,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225946128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:57:55,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:57:55,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 00:57:55,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511306302] [2024-11-09 00:57:55,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:57:55,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 00:57:55,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:57:55,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 00:57:55,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:57:55,580 INFO L87 Difference]: Start difference. First operand 291 states and 491 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:55,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:57:55,620 INFO L93 Difference]: Finished difference Result 729 states and 1249 transitions. [2024-11-09 00:57:55,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 00:57:55,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:57:55,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:57:55,627 INFO L225 Difference]: With dead ends: 729 [2024-11-09 00:57:55,627 INFO L226 Difference]: Without dead ends: 441 [2024-11-09 00:57:55,628 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:57:55,629 INFO L432 NwaCegarLoop]: 595 mSDtfsCounter, 194 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 992 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 [2024-11-09 00:57:55,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 992 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 00:57:55,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2024-11-09 00:57:55,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 291. [2024-11-09 00:57:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 216 states have (on average 1.5925925925925926) internal successors, (344), 216 states have internal predecessors, (344), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-09 00:57:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 490 transitions. [2024-11-09 00:57:55,663 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 490 transitions. Word has length 486 [2024-11-09 00:57:55,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:57:55,665 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 490 transitions. [2024-11-09 00:57:55,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 490 transitions. [2024-11-09 00:57:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:55,674 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:55,674 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:55,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 00:57:55,675 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:55,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:55,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1541325947, now seen corresponding path program 1 times [2024-11-09 00:57:55,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:55,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767044382] [2024-11-09 00:57:55,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:55,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:57:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:57:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:57:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:57:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:57:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:57:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:57:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:57:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:57:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:57:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:57:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:57:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:57:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:57:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:57:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:57:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:57:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:57:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:57:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:57:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:57:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:57:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:57:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:57:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:57:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:57:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:57:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:57:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:57:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:57:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:57:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:57:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:57:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:57:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:57:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:57:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:57:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:57:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:57:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:57:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:57:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:57:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:57:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:57:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:57:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:57:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:57:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:57:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:57:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:57:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:57:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:57:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:57:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:57:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:57:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:57:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:57:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:57:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:57:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:57:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:57:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:57:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:57:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:57:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:57:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:57:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:57:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:57:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:57:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:57:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:57:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:57:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:57:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:57:56,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:57:56,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767044382] [2024-11-09 00:57:56,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767044382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:57:56,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:57:56,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 00:57:56,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979635628] [2024-11-09 00:57:56,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:57:56,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 00:57:56,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:57:56,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 00:57:56,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:57:56,483 INFO L87 Difference]: Start difference. First operand 291 states and 490 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:56,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:57:56,652 INFO L93 Difference]: Finished difference Result 866 states and 1462 transitions. [2024-11-09 00:57:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 00:57:56,654 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:57:56,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:57:56,662 INFO L225 Difference]: With dead ends: 866 [2024-11-09 00:57:56,663 INFO L226 Difference]: Without dead ends: 578 [2024-11-09 00:57:56,664 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:57:56,665 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 391 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 795 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 00:57:56,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 795 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 00:57:56,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-09 00:57:56,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 573. [2024-11-09 00:57:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 424 states have (on average 1.5872641509433962) internal successors, (673), 424 states have internal predecessors, (673), 146 states have call successors, (146), 2 states have call predecessors, (146), 2 states have return successors, (146), 146 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-09 00:57:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 965 transitions. [2024-11-09 00:57:56,729 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 965 transitions. Word has length 486 [2024-11-09 00:57:56,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:57:56,731 INFO L471 AbstractCegarLoop]: Abstraction has 573 states and 965 transitions. [2024-11-09 00:57:56,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 965 transitions. [2024-11-09 00:57:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:56,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:56,740 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:56,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 00:57:56,741 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:56,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:56,741 INFO L85 PathProgramCache]: Analyzing trace with hash -147617795, now seen corresponding path program 1 times [2024-11-09 00:57:56,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:56,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561287594] [2024-11-09 00:57:56,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:56,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:57,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:57:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:57,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:57:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:57,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:57:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:57,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:57:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:57:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:57:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:57:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:57:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:57:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:57:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:57:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:57:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:57:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:57:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:57:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:57:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:57:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:57:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:57:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:57:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:57:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:57:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:57:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:57:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:57:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:57:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:57:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:57:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:57:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:57:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:57:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:57:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:57:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:57:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:57:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:57:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:57:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:57:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:57:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:57:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:57:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:57:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:57:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:57:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:57:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:57:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:57:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:57:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:57:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:57:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:57:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:57:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:57:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:57:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:57:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:57:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:57:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:57:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:57:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:57:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:57:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:57:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:57:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:57:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:57:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:57:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:57:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:57:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:57:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:57:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:57:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:57:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:57:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:57:58,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:57:58,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561287594] [2024-11-09 00:57:58,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561287594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:57:58,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:57:58,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 00:57:58,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300345785] [2024-11-09 00:57:58,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:57:58,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 00:57:58,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:57:58,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 00:57:58,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 00:57:58,252 INFO L87 Difference]: Start difference. First operand 573 states and 965 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:59,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:57:59,360 INFO L93 Difference]: Finished difference Result 2438 states and 4090 transitions. [2024-11-09 00:57:59,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 00:57:59,361 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:57:59,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:57:59,375 INFO L225 Difference]: With dead ends: 2438 [2024-11-09 00:57:59,375 INFO L226 Difference]: Without dead ends: 1868 [2024-11-09 00:57:59,379 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-09 00:57:59,380 INFO L432 NwaCegarLoop]: 807 mSDtfsCounter, 972 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2185 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 00:57:59,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 2185 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 00:57:59,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1868 states. [2024-11-09 00:57:59,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1868 to 1118. [2024-11-09 00:57:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 853 states have (on average 1.5990621336459554) internal successors, (1364), 855 states have internal predecessors, (1364), 260 states have call successors, (260), 4 states have call predecessors, (260), 4 states have return successors, (260), 258 states have call predecessors, (260), 260 states have call successors, (260) [2024-11-09 00:57:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1884 transitions. [2024-11-09 00:57:59,548 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1884 transitions. Word has length 486 [2024-11-09 00:57:59,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:57:59,550 INFO L471 AbstractCegarLoop]: Abstraction has 1118 states and 1884 transitions. [2024-11-09 00:57:59,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:57:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1884 transitions. [2024-11-09 00:57:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:57:59,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:57:59,561 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:57:59,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 00:57:59,561 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:57:59,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:59,562 INFO L85 PathProgramCache]: Analyzing trace with hash -106943045, now seen corresponding path program 1 times [2024-11-09 00:57:59,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:57:59,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856811718] [2024-11-09 00:57:59,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:57:59,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:01,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:01,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856811718] [2024-11-09 00:58:01,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856811718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:01,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:01,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 00:58:01,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712363181] [2024-11-09 00:58:01,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:01,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 00:58:01,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:01,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 00:58:01,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-09 00:58:01,679 INFO L87 Difference]: Start difference. First operand 1118 states and 1884 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:03,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:03,151 INFO L93 Difference]: Finished difference Result 5570 states and 9303 transitions. [2024-11-09 00:58:03,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 00:58:03,152 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:58:03,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:03,181 INFO L225 Difference]: With dead ends: 5570 [2024-11-09 00:58:03,181 INFO L226 Difference]: Without dead ends: 4455 [2024-11-09 00:58:03,187 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-09 00:58:03,188 INFO L432 NwaCegarLoop]: 607 mSDtfsCounter, 1041 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:03,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 1963 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 00:58:03,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4455 states. [2024-11-09 00:58:03,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4455 to 4363. [2024-11-09 00:58:03,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4363 states, 3290 states have (on average 1.5434650455927053) internal successors, (5078), 3306 states have internal predecessors, (5078), 1052 states have call successors, (1052), 20 states have call predecessors, (1052), 20 states have return successors, (1052), 1036 states have call predecessors, (1052), 1052 states have call successors, (1052) [2024-11-09 00:58:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 4363 states and 7182 transitions. [2024-11-09 00:58:03,622 INFO L78 Accepts]: Start accepts. Automaton has 4363 states and 7182 transitions. Word has length 486 [2024-11-09 00:58:03,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:03,623 INFO L471 AbstractCegarLoop]: Abstraction has 4363 states and 7182 transitions. [2024-11-09 00:58:03,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4363 states and 7182 transitions. [2024-11-09 00:58:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-09 00:58:03,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:03,634 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:03,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 00:58:03,635 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:03,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:03,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1207619259, now seen corresponding path program 1 times [2024-11-09 00:58:03,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:03,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647090749] [2024-11-09 00:58:03,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:03,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:06,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:06,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647090749] [2024-11-09 00:58:06,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647090749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:06,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:06,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 00:58:06,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250725532] [2024-11-09 00:58:06,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:06,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 00:58:06,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:06,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 00:58:06,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 00:58:06,276 INFO L87 Difference]: Start difference. First operand 4363 states and 7182 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:07,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:07,653 INFO L93 Difference]: Finished difference Result 14743 states and 24309 transitions. [2024-11-09 00:58:07,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 00:58:07,655 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 486 [2024-11-09 00:58:07,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:07,713 INFO L225 Difference]: With dead ends: 14743 [2024-11-09 00:58:07,713 INFO L226 Difference]: Without dead ends: 10383 [2024-11-09 00:58:07,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-09 00:58:07,731 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 466 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:07,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [466 Valid, 1642 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 00:58:07,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10383 states. [2024-11-09 00:58:08,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10383 to 8012. [2024-11-09 00:58:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8012 states, 6131 states have (on average 1.5537432718969173) internal successors, (9526), 6161 states have internal predecessors, (9526), 1844 states have call successors, (1844), 36 states have call predecessors, (1844), 36 states have return successors, (1844), 1814 states have call predecessors, (1844), 1844 states have call successors, (1844) [2024-11-09 00:58:08,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8012 states to 8012 states and 13214 transitions. [2024-11-09 00:58:08,653 INFO L78 Accepts]: Start accepts. Automaton has 8012 states and 13214 transitions. Word has length 486 [2024-11-09 00:58:08,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:08,654 INFO L471 AbstractCegarLoop]: Abstraction has 8012 states and 13214 transitions. [2024-11-09 00:58:08,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:08,655 INFO L276 IsEmpty]: Start isEmpty. Operand 8012 states and 13214 transitions. [2024-11-09 00:58:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-09 00:58:08,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:08,665 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:08,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 00:58:08,665 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:08,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:08,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1774073931, now seen corresponding path program 1 times [2024-11-09 00:58:08,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:08,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268540811] [2024-11-09 00:58:08,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:08,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:10,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:10,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268540811] [2024-11-09 00:58:10,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268540811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:10,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:10,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 00:58:10,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106034247] [2024-11-09 00:58:10,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:10,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 00:58:10,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:10,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 00:58:10,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:58:10,209 INFO L87 Difference]: Start difference. First operand 8012 states and 13214 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:12,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:12,034 INFO L93 Difference]: Finished difference Result 24975 states and 41193 transitions. [2024-11-09 00:58:12,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 00:58:12,038 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 488 [2024-11-09 00:58:12,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:12,137 INFO L225 Difference]: With dead ends: 24975 [2024-11-09 00:58:12,138 INFO L226 Difference]: Without dead ends: 16966 [2024-11-09 00:58:12,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:58:12,173 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 719 mSDsluCounter, 561 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 719 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:12,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [719 Valid, 1009 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 00:58:12,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16966 states. [2024-11-09 00:58:13,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16966 to 15318. [2024-11-09 00:58:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15318 states, 11917 states have (on average 1.550390198875556) internal successors, (18476), 11983 states have internal predecessors, (18476), 3328 states have call successors, (3328), 72 states have call predecessors, (3328), 72 states have return successors, (3328), 3262 states have call predecessors, (3328), 3328 states have call successors, (3328) [2024-11-09 00:58:13,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15318 states to 15318 states and 25132 transitions. [2024-11-09 00:58:13,672 INFO L78 Accepts]: Start accepts. Automaton has 15318 states and 25132 transitions. Word has length 488 [2024-11-09 00:58:13,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:13,673 INFO L471 AbstractCegarLoop]: Abstraction has 15318 states and 25132 transitions. [2024-11-09 00:58:13,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:13,674 INFO L276 IsEmpty]: Start isEmpty. Operand 15318 states and 25132 transitions. [2024-11-09 00:58:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-09 00:58:13,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:13,692 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:13,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 00:58:13,692 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:13,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:13,693 INFO L85 PathProgramCache]: Analyzing trace with hash -195942321, now seen corresponding path program 1 times [2024-11-09 00:58:13,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:13,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958645558] [2024-11-09 00:58:13,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:13,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:14,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:14,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958645558] [2024-11-09 00:58:14,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958645558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:14,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:14,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 00:58:14,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179442654] [2024-11-09 00:58:14,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:14,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 00:58:14,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:14,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 00:58:14,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:58:14,077 INFO L87 Difference]: Start difference. First operand 15318 states and 25132 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:15,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:15,266 INFO L93 Difference]: Finished difference Result 31918 states and 52328 transitions. [2024-11-09 00:58:15,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 00:58:15,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 488 [2024-11-09 00:58:15,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:15,347 INFO L225 Difference]: With dead ends: 31918 [2024-11-09 00:58:15,347 INFO L226 Difference]: Without dead ends: 16603 [2024-11-09 00:58:15,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 00:58:15,404 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 351 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:15,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 1031 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 00:58:15,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16603 states. [2024-11-09 00:58:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16603 to 15686. [2024-11-09 00:58:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15686 states, 12285 states have (on average 1.5467643467643468) internal successors, (19002), 12351 states have internal predecessors, (19002), 3328 states have call successors, (3328), 72 states have call predecessors, (3328), 72 states have return successors, (3328), 3262 states have call predecessors, (3328), 3328 states have call successors, (3328) [2024-11-09 00:58:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15686 states to 15686 states and 25658 transitions. [2024-11-09 00:58:17,412 INFO L78 Accepts]: Start accepts. Automaton has 15686 states and 25658 transitions. Word has length 488 [2024-11-09 00:58:17,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:17,414 INFO L471 AbstractCegarLoop]: Abstraction has 15686 states and 25658 transitions. [2024-11-09 00:58:17,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 15686 states and 25658 transitions. [2024-11-09 00:58:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-09 00:58:17,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:17,441 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:17,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 00:58:17,442 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:17,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:17,442 INFO L85 PathProgramCache]: Analyzing trace with hash -705415411, now seen corresponding path program 1 times [2024-11-09 00:58:17,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:17,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160521019] [2024-11-09 00:58:17,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:17,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 12 proven. 204 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:21,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:21,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160521019] [2024-11-09 00:58:21,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160521019] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 00:58:21,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067259653] [2024-11-09 00:58:21,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:21,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 00:58:21,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 00:58:21,043 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) [2024-11-09 00:58:21,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 00:58:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:58:21,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3768 proven. 48 refuted. 0 times theorem prover too weak. 6696 trivial. 0 not checked. [2024-11-09 00:58:21,906 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 00:58:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 168 proven. 48 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:22,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067259653] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 00:58:22,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 00:58:22,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 10 [2024-11-09 00:58:22,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954291346] [2024-11-09 00:58:22,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 00:58:22,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 00:58:22,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:22,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 00:58:22,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 00:58:22,469 INFO L87 Difference]: Start difference. First operand 15686 states and 25658 transitions. Second operand has 10 states, 10 states have (on average 22.1) internal successors, (221), 10 states have internal predecessors, (221), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-11-09 00:58:24,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:24,309 INFO L93 Difference]: Finished difference Result 22261 states and 36448 transitions. [2024-11-09 00:58:24,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 00:58:24,310 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 22.1) internal successors, (221), 10 states have internal predecessors, (221), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) Word has length 488 [2024-11-09 00:58:24,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:24,355 INFO L225 Difference]: With dead ends: 22261 [2024-11-09 00:58:24,356 INFO L226 Difference]: Without dead ends: 6578 [2024-11-09 00:58:24,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1142 GetRequests, 1116 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=462, Unknown=0, NotChecked=0, Total=650 [2024-11-09 00:58:24,400 INFO L432 NwaCegarLoop]: 382 mSDtfsCounter, 700 mSDsluCounter, 1150 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1532 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:24,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [702 Valid, 1532 Invalid, 1109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 00:58:24,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6578 states. [2024-11-09 00:58:25,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6578 to 5742. [2024-11-09 00:58:25,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5742 states, 4967 states have (on average 1.5921079122206563) internal successors, (7908), 4981 states have internal predecessors, (7908), 740 states have call successors, (740), 34 states have call predecessors, (740), 34 states have return successors, (740), 726 states have call predecessors, (740), 740 states have call successors, (740) [2024-11-09 00:58:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5742 states to 5742 states and 9388 transitions. [2024-11-09 00:58:25,037 INFO L78 Accepts]: Start accepts. Automaton has 5742 states and 9388 transitions. Word has length 488 [2024-11-09 00:58:25,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:25,038 INFO L471 AbstractCegarLoop]: Abstraction has 5742 states and 9388 transitions. [2024-11-09 00:58:25,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.1) internal successors, (221), 10 states have internal predecessors, (221), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-11-09 00:58:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5742 states and 9388 transitions. [2024-11-09 00:58:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-09 00:58:25,049 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:25,049 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:25,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 00:58:25,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-09 00:58:25,254 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:25,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:25,255 INFO L85 PathProgramCache]: Analyzing trace with hash -398182323, now seen corresponding path program 1 times [2024-11-09 00:58:25,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:25,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570532783] [2024-11-09 00:58:25,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:25,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 63 proven. 153 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:27,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:27,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570532783] [2024-11-09 00:58:27,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570532783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 00:58:27,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587014116] [2024-11-09 00:58:27,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:27,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 00:58:27,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 00:58:27,586 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) [2024-11-09 00:58:27,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 00:58:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:58:27,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5298 proven. 99 refuted. 0 times theorem prover too weak. 5115 trivial. 0 not checked. [2024-11-09 00:58:28,317 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 00:58:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 117 proven. 99 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:28,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587014116] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 00:58:28,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 00:58:28,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-09 00:58:28,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93339068] [2024-11-09 00:58:28,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 00:58:28,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 00:58:28,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:28,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 00:58:28,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-09 00:58:28,738 INFO L87 Difference]: Start difference. First operand 5742 states and 9388 transitions. Second operand has 8 states, 8 states have (on average 25.25) internal successors, (202), 8 states have internal predecessors, (202), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-11-09 00:58:29,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:29,700 INFO L93 Difference]: Finished difference Result 8996 states and 14650 transitions. [2024-11-09 00:58:29,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 00:58:29,701 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.25) internal successors, (202), 8 states have internal predecessors, (202), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) Word has length 488 [2024-11-09 00:58:29,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:29,721 INFO L225 Difference]: With dead ends: 8996 [2024-11-09 00:58:29,721 INFO L226 Difference]: Without dead ends: 3257 [2024-11-09 00:58:29,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1134 GetRequests, 1118 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-11-09 00:58:29,734 INFO L432 NwaCegarLoop]: 376 mSDtfsCounter, 637 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 930 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:29,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [659 Valid, 930 Invalid, 901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 00:58:29,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3257 states. [2024-11-09 00:58:29,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3257 to 3234. [2024-11-09 00:58:29,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3234 states, 2729 states have (on average 1.5646757053865885) internal successors, (4270), 2736 states have internal predecessors, (4270), 467 states have call successors, (467), 37 states have call predecessors, (467), 37 states have return successors, (467), 460 states have call predecessors, (467), 467 states have call successors, (467) [2024-11-09 00:58:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 3234 states and 5204 transitions. [2024-11-09 00:58:30,014 INFO L78 Accepts]: Start accepts. Automaton has 3234 states and 5204 transitions. Word has length 488 [2024-11-09 00:58:30,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:30,015 INFO L471 AbstractCegarLoop]: Abstraction has 3234 states and 5204 transitions. [2024-11-09 00:58:30,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.25) internal successors, (202), 8 states have internal predecessors, (202), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-11-09 00:58:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3234 states and 5204 transitions. [2024-11-09 00:58:30,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-09 00:58:30,025 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:30,025 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:30,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 00:58:30,226 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,SelfDestructingSolverStorable10 [2024-11-09 00:58:30,226 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:30,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:30,227 INFO L85 PathProgramCache]: Analyzing trace with hash 776484842, now seen corresponding path program 1 times [2024-11-09 00:58:30,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:30,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813921855] [2024-11-09 00:58:30,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:30,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:31,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:31,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813921855] [2024-11-09 00:58:31,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813921855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:31,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:31,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 00:58:31,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107444959] [2024-11-09 00:58:31,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:31,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 00:58:31,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:31,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 00:58:31,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:58:31,896 INFO L87 Difference]: Start difference. First operand 3234 states and 5204 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:32,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:32,637 INFO L93 Difference]: Finished difference Result 6652 states and 10742 transitions. [2024-11-09 00:58:32,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 00:58:32,638 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 490 [2024-11-09 00:58:32,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:32,656 INFO L225 Difference]: With dead ends: 6652 [2024-11-09 00:58:32,656 INFO L226 Difference]: Without dead ends: 2779 [2024-11-09 00:58:32,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 00:58:32,665 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 447 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:32,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 728 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 00:58:32,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2779 states. [2024-11-09 00:58:32,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2779 to 2700. [2024-11-09 00:58:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2700 states, 2229 states have (on average 1.525347689546882) internal successors, (3400), 2235 states have internal predecessors, (3400), 428 states have call successors, (428), 42 states have call predecessors, (428), 42 states have return successors, (428), 422 states have call predecessors, (428), 428 states have call successors, (428) [2024-11-09 00:58:32,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2700 states and 4256 transitions. [2024-11-09 00:58:32,921 INFO L78 Accepts]: Start accepts. Automaton has 2700 states and 4256 transitions. Word has length 490 [2024-11-09 00:58:32,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:32,922 INFO L471 AbstractCegarLoop]: Abstraction has 2700 states and 4256 transitions. [2024-11-09 00:58:32,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-09 00:58:32,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 4256 transitions. [2024-11-09 00:58:32,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-09 00:58:32,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:32,928 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:32,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 00:58:32,928 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:32,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:32,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1910871336, now seen corresponding path program 1 times [2024-11-09 00:58:32,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:32,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467174854] [2024-11-09 00:58:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:32,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:34,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 69 proven. 147 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:35,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:35,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467174854] [2024-11-09 00:58:35,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467174854] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 00:58:35,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524437912] [2024-11-09 00:58:35,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:35,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 00:58:35,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 00:58:35,067 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) [2024-11-09 00:58:35,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 00:58:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:58:35,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 4626 proven. 147 refuted. 0 times theorem prover too weak. 5739 trivial. 0 not checked. [2024-11-09 00:58:35,959 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 00:58:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 69 proven. 147 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:36,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524437912] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 00:58:36,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 00:58:36,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-09 00:58:36,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344983924] [2024-11-09 00:58:36,441 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 00:58:36,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 00:58:36,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:36,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 00:58:36,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 00:58:36,444 INFO L87 Difference]: Start difference. First operand 2700 states and 4256 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) [2024-11-09 00:58:37,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:37,025 INFO L93 Difference]: Finished difference Result 5457 states and 8561 transitions. [2024-11-09 00:58:37,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 00:58:37,027 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) Word has length 490 [2024-11-09 00:58:37,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:37,043 INFO L225 Difference]: With dead ends: 5457 [2024-11-09 00:58:37,044 INFO L226 Difference]: Without dead ends: 2760 [2024-11-09 00:58:37,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1134 GetRequests, 1125 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-09 00:58:37,050 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 352 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 789 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:37,051 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 789 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 00:58:37,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2024-11-09 00:58:37,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 2732. [2024-11-09 00:58:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2732 states, 2253 states have (on average 1.5090989791389258) internal successors, (3400), 2259 states have internal predecessors, (3400), 428 states have call successors, (428), 50 states have call predecessors, (428), 50 states have return successors, (428), 422 states have call predecessors, (428), 428 states have call successors, (428) [2024-11-09 00:58:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 4256 transitions. [2024-11-09 00:58:37,328 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 4256 transitions. Word has length 490 [2024-11-09 00:58:37,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:37,328 INFO L471 AbstractCegarLoop]: Abstraction has 2732 states and 4256 transitions. [2024-11-09 00:58:37,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) [2024-11-09 00:58:37,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 4256 transitions. [2024-11-09 00:58:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-09 00:58:37,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:37,334 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:37,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 00:58:37,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 00:58:37,536 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:37,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:37,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1972910950, now seen corresponding path program 1 times [2024-11-09 00:58:37,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:37,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104803443] [2024-11-09 00:58:37,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-09 00:58:39,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:39,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104803443] [2024-11-09 00:58:39,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104803443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 00:58:39,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 00:58:39,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 00:58:39,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167134144] [2024-11-09 00:58:39,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 00:58:39,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 00:58:39,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:39,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 00:58:39,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-09 00:58:39,728 INFO L87 Difference]: Start difference. First operand 2732 states and 4256 transitions. Second operand has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-11-09 00:58:40,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 00:58:40,978 INFO L93 Difference]: Finished difference Result 8514 states and 13440 transitions. [2024-11-09 00:58:40,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 00:58:40,979 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) Word has length 490 [2024-11-09 00:58:40,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 00:58:41,002 INFO L225 Difference]: With dead ends: 8514 [2024-11-09 00:58:41,003 INFO L226 Difference]: Without dead ends: 5401 [2024-11-09 00:58:41,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 00:58:41,011 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 1004 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 442 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 442 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 00:58:41,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 2073 Invalid, 1145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [442 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 00:58:41,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5401 states. [2024-11-09 00:58:41,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5401 to 3595. [2024-11-09 00:58:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3595 states, 3035 states have (on average 1.5182866556836903) internal successors, (4608), 3041 states have internal predecessors, (4608), 501 states have call successors, (501), 58 states have call predecessors, (501), 58 states have return successors, (501), 495 states have call predecessors, (501), 501 states have call successors, (501) [2024-11-09 00:58:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3595 states and 5610 transitions. [2024-11-09 00:58:41,358 INFO L78 Accepts]: Start accepts. Automaton has 3595 states and 5610 transitions. Word has length 490 [2024-11-09 00:58:41,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 00:58:41,361 INFO L471 AbstractCegarLoop]: Abstraction has 3595 states and 5610 transitions. [2024-11-09 00:58:41,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.8) internal successors, (128), 10 states have internal predecessors, (128), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-11-09 00:58:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3595 states and 5610 transitions. [2024-11-09 00:58:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-09 00:58:41,370 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 00:58:41,370 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 00:58:41,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 00:58:41,371 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 00:58:41,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:58:41,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1415070811, now seen corresponding path program 1 times [2024-11-09 00:58:41,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 00:58:41,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588538923] [2024-11-09 00:58:41,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:41,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 00:58:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 00:58:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 00:58:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 00:58:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 00:58:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 00:58:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 00:58:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 00:58:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 00:58:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 00:58:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 00:58:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 00:58:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 00:58:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-09 00:58:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-09 00:58:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-09 00:58:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 00:58:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 00:58:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-09 00:58:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 00:58:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-09 00:58:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 00:58:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-09 00:58:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-09 00:58:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-09 00:58:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 00:58:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 00:58:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 00:58:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 00:58:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 00:58:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 00:58:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-09 00:58:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 00:58:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-09 00:58:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 00:58:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-09 00:58:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 00:58:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-09 00:58:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 00:58:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-09 00:58:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 00:58:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 00:58:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-09 00:58:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-09 00:58:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-09 00:58:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-09 00:58:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 00:58:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-09 00:58:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-09 00:58:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-09 00:58:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-09 00:58:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-09 00:58:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-09 00:58:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-09 00:58:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-09 00:58:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 00:58:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-09 00:58:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-09 00:58:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-09 00:58:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-09 00:58:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-09 00:58:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-09 00:58:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-09 00:58:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-09 00:58:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-09 00:58:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-09 00:58:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 00:58:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 00:58:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-09 00:58:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-09 00:58:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-09 00:58:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-09 00:58:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-09 00:58:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 57 proven. 159 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:43,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 00:58:43,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588538923] [2024-11-09 00:58:43,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588538923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 00:58:43,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534250177] [2024-11-09 00:58:43,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 00:58:43,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 00:58:43,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 00:58:43,888 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 00:58:43,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 00:58:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:44,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:58:44,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 4138 proven. 159 refuted. 0 times theorem prover too weak. 6215 trivial. 0 not checked. [2024-11-09 00:58:45,391 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 00:58:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 57 proven. 159 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-09 00:58:46,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534250177] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 00:58:46,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 00:58:46,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 6] total 14 [2024-11-09 00:58:46,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271947397] [2024-11-09 00:58:46,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 00:58:46,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 00:58:46,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 00:58:46,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 00:58:46,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-09 00:58:46,431 INFO L87 Difference]: Start difference. First operand 3595 states and 5610 transitions. Second operand has 14 states, 14 states have (on average 21.285714285714285) internal successors, (298), 14 states have internal predecessors, (298), 5 states have call successors, (219), 3 states have call predecessors, (219), 6 states have return successors, (219), 5 states have call predecessors, (219), 5 states have call successors, (219)