./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.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 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 07:50:49,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 07:50:49,369 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 07:50:49,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 07:50:49,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 07:50:49,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 07:50:49,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 07:50:49,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 07:50:49,413 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 07:50:49,414 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 07:50:49,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 07:50:49,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 07:50:49,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 07:50:49,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 07:50:49,417 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 07:50:49,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 07:50:49,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 07:50:49,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 07:50:49,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 07:50:49,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 07:50:49,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 07:50:49,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 07:50:49,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 07:50:49,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 07:50:49,423 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 07:50:49,423 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 07:50:49,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 07:50:49,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 07:50:49,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 07:50:49,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 07:50:49,424 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 07:50:49,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 07:50:49,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 07:50:49,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 07:50:49,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 07:50:49,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 07:50:49,427 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 07:50:49,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 07:50:49,428 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 07:50:49,428 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 07:50:49,428 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 07:50:49,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 07:50:49,429 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 [2024-11-20 07:50:49,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 07:50:49,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 07:50:49,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 07:50:49,712 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 07:50:49,712 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 07:50:49,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2024-11-20 07:50:51,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 07:50:51,509 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 07:50:51,510 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2024-11-20 07:50:51,528 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744c265c5/bccedda75118461da83b31587325be0e/FLAGe1b128e96 [2024-11-20 07:50:51,546 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744c265c5/bccedda75118461da83b31587325be0e [2024-11-20 07:50:51,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 07:50:51,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 07:50:51,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 07:50:51,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 07:50:51,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 07:50:51,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:50:51" (1/1) ... [2024-11-20 07:50:51,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a27843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:51, skipping insertion in model container [2024-11-20 07:50:51,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:50:51" (1/1) ... [2024-11-20 07:50:51,621 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 07:50:51,862 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-11.i[916,929] [2024-11-20 07:50:52,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 07:50:52,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 07:50:52,157 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-11.i[916,929] [2024-11-20 07:50:52,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 07:50:52,319 INFO L204 MainTranslator]: Completed translation [2024-11-20 07:50:52,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52 WrapperNode [2024-11-20 07:50:52,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 07:50:52,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 07:50:52,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 07:50:52,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 07:50:52,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,479 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 805 [2024-11-20 07:50:52,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 07:50:52,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 07:50:52,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 07:50:52,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 07:50:52,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,523 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,714 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-20 07:50:52,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 07:50:52,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 07:50:52,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 07:50:52,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 07:50:52,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (1/1) ... [2024-11-20 07:50:52,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 07:50:52,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 07:50:52,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 07:50:52,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 07:50:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 07:50:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 07:50:52,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 07:50:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 07:50:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 07:50:52,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 07:50:53,106 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 07:50:53,108 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 07:50:54,455 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2024-11-20 07:50:54,455 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 07:50:54,481 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 07:50:54,483 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 07:50:54,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:50:54 BoogieIcfgContainer [2024-11-20 07:50:54,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 07:50:54,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 07:50:54,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 07:50:54,491 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 07:50:54,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:50:51" (1/3) ... [2024-11-20 07:50:54,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1760095d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:50:54, skipping insertion in model container [2024-11-20 07:50:54,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:50:52" (2/3) ... [2024-11-20 07:50:54,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1760095d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:50:54, skipping insertion in model container [2024-11-20 07:50:54,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:50:54" (3/3) ... [2024-11-20 07:50:54,495 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-11.i [2024-11-20 07:50:54,514 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 07:50:54,514 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 07:50:54,606 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 07:50:54,615 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;@6f485c03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 07:50:54,616 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 07:50:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 245 states have (on average 1.542857142857143) internal successors, (378), 246 states have internal predecessors, (378), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-20 07:50:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-20 07:50:54,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:54,670 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:54,671 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:54,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:54,678 INFO L85 PathProgramCache]: Analyzing trace with hash 876595431, now seen corresponding path program 1 times [2024-11-20 07:50:54,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:54,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643891863] [2024-11-20 07:50:54,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:50:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:50:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:50:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:50:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:50:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:50:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:50:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:50:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:50:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:50:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:50:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:50:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:50:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:50:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:50:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:50:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:50:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:50:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:50:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:50:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:50:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:50:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:50:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:50:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:50:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:50:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:50:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:50:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:50:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:50:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:50:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:50:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:50:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:50:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:50:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:50:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:50:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:50:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:50:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:50:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:50:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:50:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:50:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:50:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:50:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:50:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:50:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:50:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:50:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:50:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:50:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:50:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:50:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:50:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:50:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:50:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:50:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:50:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:50:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:50:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:50:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:50:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:50:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:50:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:50:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:50:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:50:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:50:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:50:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:50:55,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:50:55,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643891863] [2024-11-20 07:50:55,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643891863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:50:55,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:50:55,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 07:50:55,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124911847] [2024-11-20 07:50:55,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:50:55,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 07:50:55,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:50:55,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 07:50:55,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 07:50:55,818 INFO L87 Difference]: Start difference. First operand has 317 states, 245 states have (on average 1.542857142857143) internal successors, (378), 246 states have internal predecessors, (378), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-20 07:50:55,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:50:55,900 INFO L93 Difference]: Finished difference Result 627 states and 1095 transitions. [2024-11-20 07:50:55,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 07:50:55,903 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 491 [2024-11-20 07:50:55,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:50:55,915 INFO L225 Difference]: With dead ends: 627 [2024-11-20 07:50:55,916 INFO L226 Difference]: Without dead ends: 313 [2024-11-20 07:50:55,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 07:50:55,929 INFO L432 NwaCegarLoop]: 508 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, 508 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 07:50:55,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 07:50:55,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2024-11-20 07:50:56,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 313. [2024-11-20 07:50:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 242 states have (on average 1.5289256198347108) internal successors, (370), 242 states have internal predecessors, (370), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-20 07:50:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 508 transitions. [2024-11-20 07:50:56,014 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 508 transitions. Word has length 491 [2024-11-20 07:50:56,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:50:56,014 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 508 transitions. [2024-11-20 07:50:56,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-20 07:50:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 508 transitions. [2024-11-20 07:50:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-20 07:50:56,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:56,028 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:56,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 07:50:56,029 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:56,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:56,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1712967733, now seen corresponding path program 1 times [2024-11-20 07:50:56,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:56,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508930930] [2024-11-20 07:50:56,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:56,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:50:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:50:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:50:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:50:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:50:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:50:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:50:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:50:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:50:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:50:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:50:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:50:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:50:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:50:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:50:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:50:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:50:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:50:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:50:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:50:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:50:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:50:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:50:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:50:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:50:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:50:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:50:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:50:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:50:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:50:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:50:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:50:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:50:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:50:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:50:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:50:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:50:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:50:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:50:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:50:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:50:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:50:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:50:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:50:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:50:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:50:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:50:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:50:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:50:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:50:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:50:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:50:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:50:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:50:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:50:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:50:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:50:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:50:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:50:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:50:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:50:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:50:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:50:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:50:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:50:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:50:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:50:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:50:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:50:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:50:56,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:50:56,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508930930] [2024-11-20 07:50:56,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508930930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:50:56,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:50:56,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:50:56,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382180101] [2024-11-20 07:50:56,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:50:56,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:50:56,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:50:56,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:50:56,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:56,911 INFO L87 Difference]: Start difference. First operand 313 states and 508 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:57,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:50:57,050 INFO L93 Difference]: Finished difference Result 918 states and 1494 transitions. [2024-11-20 07:50:57,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:50:57,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 491 [2024-11-20 07:50:57,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:50:57,061 INFO L225 Difference]: With dead ends: 918 [2024-11-20 07:50:57,062 INFO L226 Difference]: Without dead ends: 608 [2024-11-20 07:50:57,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:57,066 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 447 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:50:57,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 972 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:50:57,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2024-11-20 07:50:57,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 606. [2024-11-20 07:50:57,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 465 states have (on average 1.5161290322580645) internal successors, (705), 465 states have internal predecessors, (705), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-20 07:50:57,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 981 transitions. [2024-11-20 07:50:57,154 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 981 transitions. Word has length 491 [2024-11-20 07:50:57,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:50:57,156 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 981 transitions. [2024-11-20 07:50:57,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 981 transitions. [2024-11-20 07:50:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-20 07:50:57,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:57,166 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:57,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 07:50:57,167 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:57,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:57,168 INFO L85 PathProgramCache]: Analyzing trace with hash 188550005, now seen corresponding path program 1 times [2024-11-20 07:50:57,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:57,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004423116] [2024-11-20 07:50:57,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:50:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:50:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:50:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:50:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:50:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:50:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:50:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:50:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:50:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:50:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:50:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:50:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:50:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:50:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:50:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:50:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:50:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:50:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:50:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:50:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:50:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:50:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:50:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:50:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:50:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:50:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:50:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:50:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:50:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:50:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:50:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:50:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:50:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:50:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:50:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:50:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:50:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:50:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:50:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:50:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:50:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:50:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:50:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:50:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:50:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:50:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:50:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:50:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:50:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:50:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:50:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:50:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:50:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:50:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:50:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:50:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:50:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:50:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:50:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:50:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:50:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:50:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:50:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:50:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:50:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:50:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:50:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:50:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:50:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:57,809 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:50:57,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:50:57,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004423116] [2024-11-20 07:50:57,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004423116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:50:57,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:50:57,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:50:57,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219310189] [2024-11-20 07:50:57,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:50:57,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:50:57,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:50:57,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:50:57,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:57,814 INFO L87 Difference]: Start difference. First operand 606 states and 981 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:57,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:50:57,935 INFO L93 Difference]: Finished difference Result 1212 states and 1962 transitions. [2024-11-20 07:50:57,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:50:57,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 491 [2024-11-20 07:50:57,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:50:57,943 INFO L225 Difference]: With dead ends: 1212 [2024-11-20 07:50:57,944 INFO L226 Difference]: Without dead ends: 609 [2024-11-20 07:50:57,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:57,948 INFO L432 NwaCegarLoop]: 828 mSDtfsCounter, 421 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 1312 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:50:57,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 1312 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:50:57,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2024-11-20 07:50:57,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 607. [2024-11-20 07:50:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 466 states have (on average 1.502145922746781) internal successors, (700), 466 states have internal predecessors, (700), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-20 07:50:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 976 transitions. [2024-11-20 07:50:57,997 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 976 transitions. Word has length 491 [2024-11-20 07:50:57,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:50:57,998 INFO L471 AbstractCegarLoop]: Abstraction has 607 states and 976 transitions. [2024-11-20 07:50:57,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:57,999 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 976 transitions. [2024-11-20 07:50:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-20 07:50:58,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:58,006 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:58,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 07:50:58,006 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:58,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:58,007 INFO L85 PathProgramCache]: Analyzing trace with hash -255061569, now seen corresponding path program 1 times [2024-11-20 07:50:58,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:58,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052352650] [2024-11-20 07:50:58,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:58,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:50:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:50:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:50:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:50:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:50:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:50:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:50:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:50:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:50:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:50:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:50:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:50:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:50:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:50:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:50:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:50:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:50:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:50:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:50:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:50:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:50:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:50:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:50:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:50:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:50:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:50:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:50:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:50:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:50:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:50:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:50:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:50:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:50:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:50:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:50:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:50:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:50:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:50:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:50:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:50:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:50:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:50:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:50:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:50:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:50:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:50:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:50:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:50:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:50:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:50:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:50:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:50:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:50:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:50:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:50:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:50:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:50:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:50:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:50:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:50:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:50:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:50:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:50:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:50:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:50:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:50:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:50:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:50:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:50:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:58,594 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:50:58,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:50:58,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052352650] [2024-11-20 07:50:58,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052352650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:50:58,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:50:58,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:50:58,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980374141] [2024-11-20 07:50:58,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:50:58,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:50:58,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:50:58,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:50:58,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:58,598 INFO L87 Difference]: Start difference. First operand 607 states and 976 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:58,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:50:58,745 INFO L93 Difference]: Finished difference Result 1811 states and 2914 transitions. [2024-11-20 07:50:58,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:50:58,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 492 [2024-11-20 07:50:58,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:50:58,756 INFO L225 Difference]: With dead ends: 1811 [2024-11-20 07:50:58,756 INFO L226 Difference]: Without dead ends: 1207 [2024-11-20 07:50:58,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:50:58,761 INFO L432 NwaCegarLoop]: 703 mSDtfsCounter, 435 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1196 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:50:58,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1196 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:50:58,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2024-11-20 07:50:58,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 794. [2024-11-20 07:50:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 653 states have (on average 1.5436447166921898) internal successors, (1008), 653 states have internal predecessors, (1008), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-20 07:50:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1284 transitions. [2024-11-20 07:50:58,843 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1284 transitions. Word has length 492 [2024-11-20 07:50:58,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:50:58,846 INFO L471 AbstractCegarLoop]: Abstraction has 794 states and 1284 transitions. [2024-11-20 07:50:58,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1284 transitions. [2024-11-20 07:50:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-20 07:50:58,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:58,857 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:58,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 07:50:58,857 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:58,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:58,858 INFO L85 PathProgramCache]: Analyzing trace with hash -327448127, now seen corresponding path program 1 times [2024-11-20 07:50:58,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:58,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760663535] [2024-11-20 07:50:58,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:58,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:50:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:50:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:50:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:50:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:50:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:50:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:50:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:50:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:50:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:50:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:50:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:50:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:50:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:50:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:50:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:50:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:50:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:50:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:50:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:50:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:50:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:50:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:50:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:50:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:50:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:50:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:50:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:50:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:50:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:50:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:50:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:50:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:50:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:50:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:50:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:50:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:50:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:50:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:50:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:50:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:50:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:50:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:50:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:50:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:50:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:50:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:50:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:50:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:50:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:50:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:50:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:50:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:50:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:50:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:50:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:50:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:50:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:50:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:50:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:50:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:50:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:50:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:50:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:50:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:50:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:50:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:50:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:50:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:50:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:50:59,486 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:50:59,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:50:59,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760663535] [2024-11-20 07:50:59,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760663535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:50:59,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:50:59,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:50:59,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688080742] [2024-11-20 07:50:59,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:50:59,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:50:59,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:50:59,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:50:59,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:50:59,490 INFO L87 Difference]: Start difference. First operand 794 states and 1284 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:59,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:50:59,652 INFO L93 Difference]: Finished difference Result 1914 states and 3092 transitions. [2024-11-20 07:50:59,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:50:59,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 492 [2024-11-20 07:50:59,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:50:59,659 INFO L225 Difference]: With dead ends: 1914 [2024-11-20 07:50:59,659 INFO L226 Difference]: Without dead ends: 1123 [2024-11-20 07:50:59,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:50:59,661 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 186 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 1447 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:50:59,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 1447 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:50:59,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-11-20 07:50:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1020. [2024-11-20 07:50:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 879 states have (on average 1.5813424345847553) internal successors, (1390), 879 states have internal predecessors, (1390), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-20 07:50:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1666 transitions. [2024-11-20 07:50:59,727 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1666 transitions. Word has length 492 [2024-11-20 07:50:59,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:50:59,729 INFO L471 AbstractCegarLoop]: Abstraction has 1020 states and 1666 transitions. [2024-11-20 07:50:59,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:50:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1666 transitions. [2024-11-20 07:50:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-11-20 07:50:59,734 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:50:59,734 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:50:59,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 07:50:59,735 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:50:59,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:50:59,735 INFO L85 PathProgramCache]: Analyzing trace with hash 921602968, now seen corresponding path program 1 times [2024-11-20 07:50:59,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:50:59,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562671207] [2024-11-20 07:50:59,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:50:59,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:50:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:00,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:00,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:00,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:00,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:00,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:01,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:01,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562671207] [2024-11-20 07:51:01,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562671207] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:01,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:01,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:51:01,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941021799] [2024-11-20 07:51:01,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:01,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:51:01,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:01,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:51:01,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:51:01,225 INFO L87 Difference]: Start difference. First operand 1020 states and 1666 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:01,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:01,529 INFO L93 Difference]: Finished difference Result 3015 states and 4925 transitions. [2024-11-20 07:51:01,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:51:01,530 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 493 [2024-11-20 07:51:01,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:01,539 INFO L225 Difference]: With dead ends: 3015 [2024-11-20 07:51:01,539 INFO L226 Difference]: Without dead ends: 1998 [2024-11-20 07:51:01,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:51:01,543 INFO L432 NwaCegarLoop]: 606 mSDtfsCounter, 529 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 1648 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:01,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [529 Valid, 1648 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 07:51:01,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1998 states. [2024-11-20 07:51:01,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1998 to 1328. [2024-11-20 07:51:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1187 states have (on average 1.6074136478517271) internal successors, (1908), 1187 states have internal predecessors, (1908), 138 states have call successors, (138), 2 states have call predecessors, (138), 2 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-20 07:51:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2184 transitions. [2024-11-20 07:51:01,613 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2184 transitions. Word has length 493 [2024-11-20 07:51:01,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:01,613 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 2184 transitions. [2024-11-20 07:51:01,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2184 transitions. [2024-11-20 07:51:01,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-11-20 07:51:01,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:01,618 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:01,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 07:51:01,619 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:01,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:01,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1106983142, now seen corresponding path program 1 times [2024-11-20 07:51:01,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:01,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271855652] [2024-11-20 07:51:01,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:02,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:03,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:03,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271855652] [2024-11-20 07:51:03,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271855652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:03,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:03,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:51:03,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734079866] [2024-11-20 07:51:03,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:03,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:51:03,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:03,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:51:03,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:51:03,436 INFO L87 Difference]: Start difference. First operand 1328 states and 2184 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:03,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:03,956 INFO L93 Difference]: Finished difference Result 3841 states and 6324 transitions. [2024-11-20 07:51:03,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:51:03,957 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 493 [2024-11-20 07:51:03,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:03,969 INFO L225 Difference]: With dead ends: 3841 [2024-11-20 07:51:03,969 INFO L226 Difference]: Without dead ends: 2516 [2024-11-20 07:51:03,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:51:03,975 INFO L432 NwaCegarLoop]: 494 mSDtfsCounter, 409 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:03,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 1445 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 07:51:03,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2024-11-20 07:51:04,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2477. [2024-11-20 07:51:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2477 states, 2266 states have (on average 1.620476610767873) internal successors, (3672), 2266 states have internal predecessors, (3672), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2477 states and 4086 transitions. [2024-11-20 07:51:04,108 INFO L78 Accepts]: Start accepts. Automaton has 2477 states and 4086 transitions. Word has length 493 [2024-11-20 07:51:04,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:04,108 INFO L471 AbstractCegarLoop]: Abstraction has 2477 states and 4086 transitions. [2024-11-20 07:51:04,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 4086 transitions. [2024-11-20 07:51:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-11-20 07:51:04,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:04,114 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:04,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 07:51:04,114 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:04,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:04,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1561643362, now seen corresponding path program 1 times [2024-11-20 07:51:04,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:04,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007791039] [2024-11-20 07:51:04,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:04,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:05,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:05,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007791039] [2024-11-20 07:51:05,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007791039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:05,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:05,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 07:51:05,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201069940] [2024-11-20 07:51:05,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:05,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 07:51:05,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:05,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 07:51:05,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-20 07:51:05,919 INFO L87 Difference]: Start difference. First operand 2477 states and 4086 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:06,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:06,755 INFO L93 Difference]: Finished difference Result 4804 states and 7881 transitions. [2024-11-20 07:51:06,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 07:51:06,757 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 494 [2024-11-20 07:51:06,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:06,771 INFO L225 Difference]: With dead ends: 4804 [2024-11-20 07:51:06,772 INFO L226 Difference]: Without dead ends: 3131 [2024-11-20 07:51:06,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-20 07:51:06,778 INFO L432 NwaCegarLoop]: 478 mSDtfsCounter, 1526 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:06,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 2265 Invalid, 621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-20 07:51:06,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3131 states. [2024-11-20 07:51:06,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3131 to 2989. [2024-11-20 07:51:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2778 states have (on average 1.6241900647948164) internal successors, (4512), 2778 states have internal predecessors, (4512), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4926 transitions. [2024-11-20 07:51:06,924 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4926 transitions. Word has length 494 [2024-11-20 07:51:06,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:06,925 INFO L471 AbstractCegarLoop]: Abstraction has 2989 states and 4926 transitions. [2024-11-20 07:51:06,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:06,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4926 transitions. [2024-11-20 07:51:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-11-20 07:51:06,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:06,931 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:06,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-20 07:51:06,931 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:06,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:06,932 INFO L85 PathProgramCache]: Analyzing trace with hash -953048749, now seen corresponding path program 1 times [2024-11-20 07:51:06,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:06,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48155147] [2024-11-20 07:51:06,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:06,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:08,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:09,386 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:09,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48155147] [2024-11-20 07:51:09,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48155147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:09,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:09,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-20 07:51:09,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276570035] [2024-11-20 07:51:09,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:09,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 07:51:09,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:09,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 07:51:09,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-20 07:51:09,390 INFO L87 Difference]: Start difference. First operand 2989 states and 4926 transitions. Second operand has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:11,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:11,210 INFO L93 Difference]: Finished difference Result 9993 states and 16478 transitions. [2024-11-20 07:51:11,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-20 07:51:11,212 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 495 [2024-11-20 07:51:11,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:11,246 INFO L225 Difference]: With dead ends: 9993 [2024-11-20 07:51:11,247 INFO L226 Difference]: Without dead ends: 8158 [2024-11-20 07:51:11,256 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-20 07:51:11,258 INFO L432 NwaCegarLoop]: 917 mSDtfsCounter, 1795 mSDsluCounter, 4189 mSDsCounter, 0 mSdLazyCounter, 966 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1795 SdHoareTripleChecker+Valid, 5106 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:11,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1795 Valid, 5106 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 966 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-20 07:51:11,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8158 states. [2024-11-20 07:51:11,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8158 to 4477. [2024-11-20 07:51:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4477 states, 4266 states have (on average 1.6357243319268635) internal successors, (6978), 4266 states have internal predecessors, (6978), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 4477 states and 7392 transitions. [2024-11-20 07:51:11,494 INFO L78 Accepts]: Start accepts. Automaton has 4477 states and 7392 transitions. Word has length 495 [2024-11-20 07:51:11,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:11,495 INFO L471 AbstractCegarLoop]: Abstraction has 4477 states and 7392 transitions. [2024-11-20 07:51:11,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4477 states and 7392 transitions. [2024-11-20 07:51:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-11-20 07:51:11,505 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:11,505 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:11,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-20 07:51:11,506 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:11,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:11,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1007441647, now seen corresponding path program 1 times [2024-11-20 07:51:11,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:11,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807968881] [2024-11-20 07:51:11,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:11,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:12,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:13,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:13,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807968881] [2024-11-20 07:51:13,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807968881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:13,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:13,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:51:13,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620783327] [2024-11-20 07:51:13,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:13,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:51:13,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:13,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:51:13,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:51:13,172 INFO L87 Difference]: Start difference. First operand 4477 states and 7392 transitions. Second operand has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:13,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:13,641 INFO L93 Difference]: Finished difference Result 8605 states and 14212 transitions. [2024-11-20 07:51:13,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:51:13,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 495 [2024-11-20 07:51:13,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:13,679 INFO L225 Difference]: With dead ends: 8605 [2024-11-20 07:51:13,679 INFO L226 Difference]: Without dead ends: 4516 [2024-11-20 07:51:13,688 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:51:13,688 INFO L432 NwaCegarLoop]: 501 mSDtfsCounter, 419 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:13,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 1472 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 07:51:13,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4516 states. [2024-11-20 07:51:13,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4516 to 4477. [2024-11-20 07:51:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4477 states, 4266 states have (on average 1.626347866854196) internal successors, (6938), 4266 states have internal predecessors, (6938), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 4477 states and 7352 transitions. [2024-11-20 07:51:13,891 INFO L78 Accepts]: Start accepts. Automaton has 4477 states and 7352 transitions. Word has length 495 [2024-11-20 07:51:13,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:13,892 INFO L471 AbstractCegarLoop]: Abstraction has 4477 states and 7352 transitions. [2024-11-20 07:51:13,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4477 states and 7352 transitions. [2024-11-20 07:51:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-11-20 07:51:13,901 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:13,901 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:13,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-20 07:51:13,902 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:13,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:13,902 INFO L85 PathProgramCache]: Analyzing trace with hash -178905362, now seen corresponding path program 1 times [2024-11-20 07:51:13,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:13,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57831332] [2024-11-20 07:51:13,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:13,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:15,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:16,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:16,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57831332] [2024-11-20 07:51:16,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57831332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:16,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:16,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 07:51:16,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351970952] [2024-11-20 07:51:16,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:16,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 07:51:16,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:16,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 07:51:16,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:51:16,220 INFO L87 Difference]: Start difference. First operand 4477 states and 7352 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:17,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:17,304 INFO L93 Difference]: Finished difference Result 7425 states and 12161 transitions. [2024-11-20 07:51:17,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 07:51:17,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 497 [2024-11-20 07:51:17,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:17,331 INFO L225 Difference]: With dead ends: 7425 [2024-11-20 07:51:17,331 INFO L226 Difference]: Without dead ends: 5118 [2024-11-20 07:51:17,341 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-20 07:51:17,341 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 919 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 919 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:17,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [919 Valid, 2142 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-20 07:51:17,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5118 states. [2024-11-20 07:51:17,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5118 to 4001. [2024-11-20 07:51:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3790 states have (on average 1.6237467018469658) internal successors, (6154), 3790 states have internal predecessors, (6154), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:17,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 6568 transitions. [2024-11-20 07:51:17,642 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 6568 transitions. Word has length 497 [2024-11-20 07:51:17,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:17,643 INFO L471 AbstractCegarLoop]: Abstraction has 4001 states and 6568 transitions. [2024-11-20 07:51:17,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 6568 transitions. [2024-11-20 07:51:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-20 07:51:17,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:17,654 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:17,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-20 07:51:17,655 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:17,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:17,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1066471583, now seen corresponding path program 1 times [2024-11-20 07:51:17,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:17,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328630043] [2024-11-20 07:51:17,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:19,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:19,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328630043] [2024-11-20 07:51:19,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328630043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:19,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:19,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 07:51:19,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435260312] [2024-11-20 07:51:19,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:19,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 07:51:19,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:19,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 07:51:19,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:51:19,151 INFO L87 Difference]: Start difference. First operand 4001 states and 6568 transitions. Second operand has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:19,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:19,880 INFO L93 Difference]: Finished difference Result 6924 states and 11370 transitions. [2024-11-20 07:51:19,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 07:51:19,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 499 [2024-11-20 07:51:19,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:19,897 INFO L225 Difference]: With dead ends: 6924 [2024-11-20 07:51:19,897 INFO L226 Difference]: Without dead ends: 3551 [2024-11-20 07:51:19,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-20 07:51:19,907 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 776 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 1814 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:19,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [776 Valid, 1814 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-20 07:51:19,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3551 states. [2024-11-20 07:51:20,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3551 to 3011. [2024-11-20 07:51:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3011 states, 2800 states have (on average 1.615) internal successors, (4522), 2800 states have internal predecessors, (4522), 207 states have call successors, (207), 3 states have call predecessors, (207), 3 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-20 07:51:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 3011 states and 4936 transitions. [2024-11-20 07:51:20,069 INFO L78 Accepts]: Start accepts. Automaton has 3011 states and 4936 transitions. Word has length 499 [2024-11-20 07:51:20,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:20,070 INFO L471 AbstractCegarLoop]: Abstraction has 3011 states and 4936 transitions. [2024-11-20 07:51:20,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 4936 transitions. [2024-11-20 07:51:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-20 07:51:20,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:20,076 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:20,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-20 07:51:20,076 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:20,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:20,077 INFO L85 PathProgramCache]: Analyzing trace with hash -531526649, now seen corresponding path program 1 times [2024-11-20 07:51:20,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:20,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601189045] [2024-11-20 07:51:20,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:20,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:21,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:21,379 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:21,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:21,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601189045] [2024-11-20 07:51:21,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601189045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:21,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:21,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 07:51:21,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688746403] [2024-11-20 07:51:21,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:21,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 07:51:21,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:21,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 07:51:21,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-20 07:51:21,386 INFO L87 Difference]: Start difference. First operand 3011 states and 4936 transitions. Second operand has 6 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:22,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:22,346 INFO L93 Difference]: Finished difference Result 9216 states and 15132 transitions. [2024-11-20 07:51:22,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-20 07:51:22,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 500 [2024-11-20 07:51:22,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:22,370 INFO L225 Difference]: With dead ends: 9216 [2024-11-20 07:51:22,370 INFO L226 Difference]: Without dead ends: 7618 [2024-11-20 07:51:22,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-20 07:51:22,380 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 1215 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:22,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1215 Valid, 2379 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-20 07:51:22,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7618 states. [2024-11-20 07:51:22,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7618 to 7605. [2024-11-20 07:51:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7605 states, 7336 states have (on average 1.6303162486368594) internal successors, (11960), 7340 states have internal predecessors, (11960), 259 states have call successors, (259), 9 states have call predecessors, (259), 9 states have return successors, (259), 255 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-20 07:51:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7605 states to 7605 states and 12478 transitions. [2024-11-20 07:51:22,673 INFO L78 Accepts]: Start accepts. Automaton has 7605 states and 12478 transitions. Word has length 500 [2024-11-20 07:51:22,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:22,674 INFO L471 AbstractCegarLoop]: Abstraction has 7605 states and 12478 transitions. [2024-11-20 07:51:22,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 7605 states and 12478 transitions. [2024-11-20 07:51:22,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-20 07:51:22,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:22,686 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:22,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-20 07:51:22,686 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:22,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:22,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1854982857, now seen corresponding path program 1 times [2024-11-20 07:51:22,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:22,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780214892] [2024-11-20 07:51:22,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:22,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:23,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:24,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:24,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780214892] [2024-11-20 07:51:24,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780214892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:24,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:24,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:51:24,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496280268] [2024-11-20 07:51:24,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:24,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:51:24,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:24,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:51:24,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:51:24,092 INFO L87 Difference]: Start difference. First operand 7605 states and 12478 transitions. Second operand has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:24,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:24,658 INFO L93 Difference]: Finished difference Result 15375 states and 25190 transitions. [2024-11-20 07:51:24,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:51:24,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 500 [2024-11-20 07:51:24,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:24,683 INFO L225 Difference]: With dead ends: 15375 [2024-11-20 07:51:24,684 INFO L226 Difference]: Without dead ends: 7893 [2024-11-20 07:51:24,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:51:24,699 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 420 mSDsluCounter, 973 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 1470 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:24,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [420 Valid, 1470 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 07:51:24,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7893 states. [2024-11-20 07:51:24,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7893 to 7604. [2024-11-20 07:51:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7604 states, 7335 states have (on average 1.6301295160190865) internal successors, (11957), 7339 states have internal predecessors, (11957), 259 states have call successors, (259), 9 states have call predecessors, (259), 9 states have return successors, (259), 255 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-20 07:51:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7604 states to 7604 states and 12475 transitions. [2024-11-20 07:51:24,945 INFO L78 Accepts]: Start accepts. Automaton has 7604 states and 12475 transitions. Word has length 500 [2024-11-20 07:51:24,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:24,946 INFO L471 AbstractCegarLoop]: Abstraction has 7604 states and 12475 transitions. [2024-11-20 07:51:24,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 4 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:24,946 INFO L276 IsEmpty]: Start isEmpty. Operand 7604 states and 12475 transitions. [2024-11-20 07:51:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-20 07:51:24,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:24,957 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:24,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-20 07:51:24,957 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:24,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:24,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1765629179, now seen corresponding path program 1 times [2024-11-20 07:51:24,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:24,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445375738] [2024-11-20 07:51:24,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:24,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:51:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-20 07:51:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-20 07:51:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-20 07:51:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 07:51:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 07:51:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-20 07:51:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 07:51:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 07:51:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 07:51:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 07:51:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 07:51:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 07:51:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 07:51:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 07:51:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 07:51:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 07:51:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 07:51:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 07:51:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 07:51:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 07:51:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 07:51:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 07:51:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 07:51:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 07:51:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 07:51:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-20 07:51:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-20 07:51:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-20 07:51:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 07:51:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 07:51:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:51:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:51:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-20 07:51:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-20 07:51:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-20 07:51:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-20 07:51:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-20 07:51:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-20 07:51:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-20 07:51:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-20 07:51:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-20 07:51:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-20 07:51:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-20 07:51:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:51:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:51:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-20 07:51:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:51:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:51:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-20 07:51:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-20 07:51:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-20 07:51:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-20 07:51:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-20 07:51:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 07:51:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-20 07:51:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 07:51:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-20 07:51:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 07:51:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-20 07:51:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 07:51:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-20 07:51:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 07:51:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-20 07:51:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 07:51:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-20 07:51:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-20 07:51:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:51:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:51:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:51:27,664 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-20 07:51:27,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:51:27,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445375738] [2024-11-20 07:51:27,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445375738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:51:27,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:51:27,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-20 07:51:27,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517962575] [2024-11-20 07:51:27,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:51:27,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 07:51:27,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:51:27,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 07:51:27,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-20 07:51:27,667 INFO L87 Difference]: Start difference. First operand 7604 states and 12475 transitions. Second operand has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:29,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:51:29,303 INFO L93 Difference]: Finished difference Result 25278 states and 41840 transitions. [2024-11-20 07:51:29,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-20 07:51:29,305 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 500 [2024-11-20 07:51:29,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:51:29,367 INFO L225 Difference]: With dead ends: 25278 [2024-11-20 07:51:29,368 INFO L226 Difference]: Without dead ends: 21465 [2024-11-20 07:51:29,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-20 07:51:29,389 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 2349 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2349 SdHoareTripleChecker+Valid, 3032 SdHoareTripleChecker+Invalid, 1079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-20 07:51:29,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2349 Valid, 3032 Invalid, 1079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 869 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-20 07:51:29,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21465 states. [2024-11-20 07:51:29,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21465 to 9636. [2024-11-20 07:51:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9636 states, 9367 states have (on average 1.6418276929646631) internal successors, (15379), 9371 states have internal predecessors, (15379), 259 states have call successors, (259), 9 states have call predecessors, (259), 9 states have return successors, (259), 255 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-20 07:51:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9636 states to 9636 states and 15897 transitions. [2024-11-20 07:51:29,745 INFO L78 Accepts]: Start accepts. Automaton has 9636 states and 15897 transitions. Word has length 500 [2024-11-20 07:51:29,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:51:29,746 INFO L471 AbstractCegarLoop]: Abstraction has 9636 states and 15897 transitions. [2024-11-20 07:51:29,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 8 states have internal predecessors, (158), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-20 07:51:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 9636 states and 15897 transitions. [2024-11-20 07:51:29,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-20 07:51:29,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:51:29,761 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 07:51:29,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-20 07:51:29,761 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:51:29,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:51:29,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1792694781, now seen corresponding path program 1 times [2024-11-20 07:51:29,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:51:29,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069297487] [2024-11-20 07:51:29,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:51:29,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:51:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat