./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-68.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-68.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 dfbdb21fd55678b3caf72769e3ad8794b753b2d3328f7d4564c81cc331a4c637 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 07:56:07,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 07:56:07,310 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 07:56:07,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 07:56:07,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 07:56:07,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 07:56:07,335 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 07:56:07,336 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 07:56:07,336 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 07:56:07,337 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 07:56:07,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 07:56:07,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 07:56:07,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 07:56:07,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 07:56:07,339 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 07:56:07,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 07:56:07,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 07:56:07,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 07:56:07,341 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 07:56:07,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 07:56:07,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 07:56:07,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 07:56:07,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 07:56:07,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 07:56:07,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 07:56:07,347 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 07:56:07,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 07:56:07,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 07:56:07,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 07:56:07,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 07:56:07,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 07:56:07,349 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 07:56:07,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 07:56:07,349 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 07:56:07,349 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 07:56:07,349 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 07:56:07,350 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 07:56:07,350 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfbdb21fd55678b3caf72769e3ad8794b753b2d3328f7d4564c81cc331a4c637 [2024-11-20 07:56:07,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 07:56:07,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 07:56:07,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 07:56:07,584 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 07:56:07,584 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 07:56:07,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-68.i [2024-11-20 07:56:09,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 07:56:09,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 07:56:09,261 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-68.i [2024-11-20 07:56:09,279 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8063cc72c/05ec00428707407a9a0a99b0d83d828d/FLAG66ee0a118 [2024-11-20 07:56:09,297 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8063cc72c/05ec00428707407a9a0a99b0d83d828d [2024-11-20 07:56:09,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 07:56:09,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 07:56:09,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 07:56:09,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 07:56:09,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 07:56:09,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:09,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c128a65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09, skipping insertion in model container [2024-11-20 07:56:09,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:09,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 07:56:09,508 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-68.i[916,929] [2024-11-20 07:56:09,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 07:56:09,787 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 07:56:09,803 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-68.i[916,929] [2024-11-20 07:56:09,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 07:56:09,936 INFO L204 MainTranslator]: Completed translation [2024-11-20 07:56:09,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09 WrapperNode [2024-11-20 07:56:09,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 07:56:09,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 07:56:09,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 07:56:09,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 07:56:09,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:09,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,076 INFO L138 Inliner]: procedures = 26, calls = 89, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 695 [2024-11-20 07:56:10,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 07:56:10,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 07:56:10,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 07:56:10,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 07:56:10,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,110 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,210 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 07:56:10,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 07:56:10,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 07:56:10,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 07:56:10,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 07:56:10,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (1/1) ... [2024-11-20 07:56:10,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 07:56:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 07:56:10,330 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 07:56:10,334 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 07:56:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 07:56:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 07:56:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 07:56:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 07:56:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 07:56:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 07:56:10,491 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 07:56:10,493 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 07:56:11,445 INFO L? ?]: Removed 80 outVars from TransFormulas that were not future-live. [2024-11-20 07:56:11,445 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 07:56:11,463 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 07:56:11,465 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 07:56:11,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:56:11 BoogieIcfgContainer [2024-11-20 07:56:11,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 07:56:11,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 07:56:11,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 07:56:11,470 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 07:56:11,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:56:09" (1/3) ... [2024-11-20 07:56:11,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd995c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:56:11, skipping insertion in model container [2024-11-20 07:56:11,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:56:09" (2/3) ... [2024-11-20 07:56:11,472 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd995c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:56:11, skipping insertion in model container [2024-11-20 07:56:11,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:56:11" (3/3) ... [2024-11-20 07:56:11,473 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-68.i [2024-11-20 07:56:11,487 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 07:56:11,487 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 07:56:11,565 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 07:56:11,574 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;@539000b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 07:56:11,575 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 07:56:11,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 282 states, 203 states have (on average 1.522167487684729) internal successors, (309), 204 states have internal predecessors, (309), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-20 07:56:11,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-11-20 07:56:11,614 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:11,616 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:11,617 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:11,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:11,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1928115662, now seen corresponding path program 1 times [2024-11-20 07:56:11,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:11,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216929362] [2024-11-20 07:56:11,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:11,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:12,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:12,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216929362] [2024-11-20 07:56:12,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216929362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:12,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:12,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 07:56:12,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007135514] [2024-11-20 07:56:12,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:12,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 07:56:12,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:12,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 07:56:12,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 07:56:12,721 INFO L87 Difference]: Start difference. First operand has 282 states, 203 states have (on average 1.522167487684729) internal successors, (309), 204 states have internal predecessors, (309), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) Second operand has 2 states, 2 states have (on average 75.5) internal successors, (151), 2 states have internal predecessors, (151), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) [2024-11-20 07:56:12,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:12,779 INFO L93 Difference]: Finished difference Result 557 states and 992 transitions. [2024-11-20 07:56:12,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 07:56:12,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 75.5) internal successors, (151), 2 states have internal predecessors, (151), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) Word has length 528 [2024-11-20 07:56:12,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:12,793 INFO L225 Difference]: With dead ends: 557 [2024-11-20 07:56:12,794 INFO L226 Difference]: Without dead ends: 278 [2024-11-20 07:56:12,799 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 230 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 07:56:12,802 INFO L432 NwaCegarLoop]: 452 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, 452 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 07:56:12,804 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 07:56:12,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-20 07:56:12,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2024-11-20 07:56:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 200 states have (on average 1.5) internal successors, (300), 200 states have internal predecessors, (300), 76 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-20 07:56:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 452 transitions. [2024-11-20 07:56:12,865 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 452 transitions. Word has length 528 [2024-11-20 07:56:12,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:12,866 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 452 transitions. [2024-11-20 07:56:12,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 75.5) internal successors, (151), 2 states have internal predecessors, (151), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 2 states have call successors, (76) [2024-11-20 07:56:12,867 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 452 transitions. [2024-11-20 07:56:12,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-11-20 07:56:12,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:12,879 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:12,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 07:56:12,879 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:12,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:12,880 INFO L85 PathProgramCache]: Analyzing trace with hash 572057988, now seen corresponding path program 1 times [2024-11-20 07:56:12,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:12,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313804789] [2024-11-20 07:56:12,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:12,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,517 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:13,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:13,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313804789] [2024-11-20 07:56:13,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313804789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:13,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:13,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:56:13,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015539066] [2024-11-20 07:56:13,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:13,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:56:13,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:13,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:56:13,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:56:13,522 INFO L87 Difference]: Start difference. First operand 278 states and 452 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:13,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:13,628 INFO L93 Difference]: Finished difference Result 827 states and 1348 transitions. [2024-11-20 07:56:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:56:13,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 529 [2024-11-20 07:56:13,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:13,633 INFO L225 Difference]: With dead ends: 827 [2024-11-20 07:56:13,634 INFO L226 Difference]: Without dead ends: 552 [2024-11-20 07:56:13,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 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 07:56:13,636 INFO L432 NwaCegarLoop]: 693 mSDtfsCounter, 433 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:13,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 1127 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:56:13,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2024-11-20 07:56:13,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 550. [2024-11-20 07:56:13,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 395 states have (on average 1.491139240506329) internal successors, (589), 395 states have internal predecessors, (589), 152 states have call successors, (152), 2 states have call predecessors, (152), 2 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-20 07:56:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 893 transitions. [2024-11-20 07:56:13,686 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 893 transitions. Word has length 529 [2024-11-20 07:56:13,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:13,687 INFO L471 AbstractCegarLoop]: Abstraction has 550 states and 893 transitions. [2024-11-20 07:56:13,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 893 transitions. [2024-11-20 07:56:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-11-20 07:56:13,694 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:13,695 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:13,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 07:56:13,695 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:13,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:13,696 INFO L85 PathProgramCache]: Analyzing trace with hash -395292666, now seen corresponding path program 1 times [2024-11-20 07:56:13,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:13,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881664847] [2024-11-20 07:56:13,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:13,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:13,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:14,247 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:14,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:14,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881664847] [2024-11-20 07:56:14,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881664847] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:14,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:14,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:56:14,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070560202] [2024-11-20 07:56:14,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:14,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:56:14,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:14,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:56:14,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:56:14,250 INFO L87 Difference]: Start difference. First operand 550 states and 893 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:14,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:14,348 INFO L93 Difference]: Finished difference Result 1640 states and 2665 transitions. [2024-11-20 07:56:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:56:14,349 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 529 [2024-11-20 07:56:14,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:14,356 INFO L225 Difference]: With dead ends: 1640 [2024-11-20 07:56:14,356 INFO L226 Difference]: Without dead ends: 1093 [2024-11-20 07:56:14,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 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 07:56:14,358 INFO L432 NwaCegarLoop]: 818 mSDtfsCounter, 440 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:14,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 1249 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:56:14,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2024-11-20 07:56:14,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1091. [2024-11-20 07:56:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 782 states have (on average 1.4782608695652173) internal successors, (1156), 782 states have internal predecessors, (1156), 304 states have call successors, (304), 4 states have call predecessors, (304), 4 states have return successors, (304), 304 states have call predecessors, (304), 304 states have call successors, (304) [2024-11-20 07:56:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1764 transitions. [2024-11-20 07:56:14,475 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1764 transitions. Word has length 529 [2024-11-20 07:56:14,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:14,476 INFO L471 AbstractCegarLoop]: Abstraction has 1091 states and 1764 transitions. [2024-11-20 07:56:14,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1764 transitions. [2024-11-20 07:56:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-11-20 07:56:14,486 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:14,486 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:14,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 07:56:14,486 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:14,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:14,487 INFO L85 PathProgramCache]: Analyzing trace with hash -633154422, now seen corresponding path program 1 times [2024-11-20 07:56:14,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:14,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147220009] [2024-11-20 07:56:14,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:14,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:15,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:15,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147220009] [2024-11-20 07:56:15,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147220009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:15,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:15,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:56:15,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277720606] [2024-11-20 07:56:15,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:15,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:56:15,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:15,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:56:15,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:56:15,545 INFO L87 Difference]: Start difference. First operand 1091 states and 1764 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:15,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:15,642 INFO L93 Difference]: Finished difference Result 3267 states and 5286 transitions. [2024-11-20 07:56:15,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:56:15,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 529 [2024-11-20 07:56:15,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:15,655 INFO L225 Difference]: With dead ends: 3267 [2024-11-20 07:56:15,655 INFO L226 Difference]: Without dead ends: 2179 [2024-11-20 07:56:15,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 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 07:56:15,660 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 444 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:15,660 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 889 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 07:56:15,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2179 states. [2024-11-20 07:56:15,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2179 to 1283. [2024-11-20 07:56:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 974 states have (on average 1.5030800821355237) internal successors, (1464), 974 states have internal predecessors, (1464), 304 states have call successors, (304), 4 states have call predecessors, (304), 4 states have return successors, (304), 304 states have call predecessors, (304), 304 states have call successors, (304) [2024-11-20 07:56:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 2072 transitions. [2024-11-20 07:56:15,751 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 2072 transitions. Word has length 529 [2024-11-20 07:56:15,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:15,752 INFO L471 AbstractCegarLoop]: Abstraction has 1283 states and 2072 transitions. [2024-11-20 07:56:15,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2072 transitions. [2024-11-20 07:56:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-11-20 07:56:15,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:15,755 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:15,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 07:56:15,756 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:15,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:15,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1850773390, now seen corresponding path program 1 times [2024-11-20 07:56:15,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:15,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110316256] [2024-11-20 07:56:15,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:16,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:16,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110316256] [2024-11-20 07:56:16,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110316256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:16,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:16,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:56:16,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4249687] [2024-11-20 07:56:16,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:16,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:56:16,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:16,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:56:16,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:16,778 INFO L87 Difference]: Start difference. First operand 1283 states and 2072 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:17,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:17,193 INFO L93 Difference]: Finished difference Result 3838 states and 6170 transitions. [2024-11-20 07:56:17,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:56:17,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 529 [2024-11-20 07:56:17,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:17,204 INFO L225 Difference]: With dead ends: 3838 [2024-11-20 07:56:17,204 INFO L226 Difference]: Without dead ends: 2558 [2024-11-20 07:56:17,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 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 07:56:17,208 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 531 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:17,208 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 1313 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 07:56:17,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2024-11-20 07:56:17,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2221. [2024-11-20 07:56:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2221 states, 1748 states have (on average 1.5148741418764302) internal successors, (2648), 1752 states have internal predecessors, (2648), 464 states have call successors, (464), 8 states have call predecessors, (464), 8 states have return successors, (464), 460 states have call predecessors, (464), 464 states have call successors, (464) [2024-11-20 07:56:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 2221 states and 3576 transitions. [2024-11-20 07:56:17,329 INFO L78 Accepts]: Start accepts. Automaton has 2221 states and 3576 transitions. Word has length 529 [2024-11-20 07:56:17,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:17,329 INFO L471 AbstractCegarLoop]: Abstraction has 2221 states and 3576 transitions. [2024-11-20 07:56:17,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 3576 transitions. [2024-11-20 07:56:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-11-20 07:56:17,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:17,333 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:17,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 07:56:17,334 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:17,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:17,334 INFO L85 PathProgramCache]: Analyzing trace with hash -434347070, now seen corresponding path program 1 times [2024-11-20 07:56:17,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:17,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262628603] [2024-11-20 07:56:17,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:17,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:17,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,043 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:18,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:18,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262628603] [2024-11-20 07:56:18,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262628603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:18,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:18,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:56:18,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927686530] [2024-11-20 07:56:18,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:18,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:56:18,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:18,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:56:18,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:56:18,048 INFO L87 Difference]: Start difference. First operand 2221 states and 3576 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:18,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:18,124 INFO L93 Difference]: Finished difference Result 4439 states and 7149 transitions. [2024-11-20 07:56:18,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:56:18,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 530 [2024-11-20 07:56:18,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:18,136 INFO L225 Difference]: With dead ends: 4439 [2024-11-20 07:56:18,136 INFO L226 Difference]: Without dead ends: 2221 [2024-11-20 07:56:18,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 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 07:56:18,143 INFO L432 NwaCegarLoop]: 450 mSDtfsCounter, 6 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:18,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 889 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 07:56:18,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2221 states. [2024-11-20 07:56:18,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2221 to 2221. [2024-11-20 07:56:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2221 states, 1748 states have (on average 1.505720823798627) internal successors, (2632), 1752 states have internal predecessors, (2632), 464 states have call successors, (464), 8 states have call predecessors, (464), 8 states have return successors, (464), 460 states have call predecessors, (464), 464 states have call successors, (464) [2024-11-20 07:56:18,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 2221 states and 3560 transitions. [2024-11-20 07:56:18,280 INFO L78 Accepts]: Start accepts. Automaton has 2221 states and 3560 transitions. Word has length 530 [2024-11-20 07:56:18,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:18,280 INFO L471 AbstractCegarLoop]: Abstraction has 2221 states and 3560 transitions. [2024-11-20 07:56:18,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 3560 transitions. [2024-11-20 07:56:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2024-11-20 07:56:18,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:18,284 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:18,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 07:56:18,285 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:18,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:18,285 INFO L85 PathProgramCache]: Analyzing trace with hash 862451604, now seen corresponding path program 1 times [2024-11-20 07:56:18,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:18,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66329401] [2024-11-20 07:56:18,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:18,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:18,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:19,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:19,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66329401] [2024-11-20 07:56:19,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66329401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:19,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:19,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:56:19,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613288822] [2024-11-20 07:56:19,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:19,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:56:19,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:19,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:56:19,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:19,040 INFO L87 Difference]: Start difference. First operand 2221 states and 3560 transitions. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:19,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:19,200 INFO L93 Difference]: Finished difference Result 6653 states and 10666 transitions. [2024-11-20 07:56:19,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:56:19,202 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 531 [2024-11-20 07:56:19,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:19,219 INFO L225 Difference]: With dead ends: 6653 [2024-11-20 07:56:19,219 INFO L226 Difference]: Without dead ends: 4435 [2024-11-20 07:56:19,225 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 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 07:56:19,228 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 445 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:19,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [445 Valid, 1337 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 07:56:19,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2024-11-20 07:56:19,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 2237. [2024-11-20 07:56:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2237 states, 1764 states have (on average 1.5011337868480725) internal successors, (2648), 1768 states have internal predecessors, (2648), 464 states have call successors, (464), 8 states have call predecessors, (464), 8 states have return successors, (464), 460 states have call predecessors, (464), 464 states have call successors, (464) [2024-11-20 07:56:19,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 2237 states and 3576 transitions. [2024-11-20 07:56:19,431 INFO L78 Accepts]: Start accepts. Automaton has 2237 states and 3576 transitions. Word has length 531 [2024-11-20 07:56:19,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:19,431 INFO L471 AbstractCegarLoop]: Abstraction has 2237 states and 3576 transitions. [2024-11-20 07:56:19,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 3576 transitions. [2024-11-20 07:56:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2024-11-20 07:56:19,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:19,435 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:19,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 07:56:19,436 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:19,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:19,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1672804500, now seen corresponding path program 1 times [2024-11-20 07:56:19,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:19,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336317516] [2024-11-20 07:56:19,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:19,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:20,333 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:20,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:20,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336317516] [2024-11-20 07:56:20,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336317516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:20,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:20,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-20 07:56:20,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546226836] [2024-11-20 07:56:20,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:20,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 07:56:20,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:20,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 07:56:20,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 07:56:20,335 INFO L87 Difference]: Start difference. First operand 2237 states and 3576 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:20,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:20,498 INFO L93 Difference]: Finished difference Result 6058 states and 9689 transitions. [2024-11-20 07:56:20,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 07:56:20,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 531 [2024-11-20 07:56:20,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:20,516 INFO L225 Difference]: With dead ends: 6058 [2024-11-20 07:56:20,517 INFO L226 Difference]: Without dead ends: 3824 [2024-11-20 07:56:20,523 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 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 07:56:20,524 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 251 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 909 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:20,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 909 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 07:56:20,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3824 states. [2024-11-20 07:56:20,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3824 to 3822. [2024-11-20 07:56:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3822 states, 3035 states have (on average 1.502141680395387) internal successors, (4559), 3041 states have internal predecessors, (4559), 772 states have call successors, (772), 14 states have call predecessors, (772), 14 states have return successors, (772), 766 states have call predecessors, (772), 772 states have call successors, (772) [2024-11-20 07:56:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3822 states and 6103 transitions. [2024-11-20 07:56:20,911 INFO L78 Accepts]: Start accepts. Automaton has 3822 states and 6103 transitions. Word has length 531 [2024-11-20 07:56:20,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:20,912 INFO L471 AbstractCegarLoop]: Abstraction has 3822 states and 6103 transitions. [2024-11-20 07:56:20,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:20,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 6103 transitions. [2024-11-20 07:56:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2024-11-20 07:56:20,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:20,924 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:20,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-20 07:56:20,925 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:20,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:20,928 INFO L85 PathProgramCache]: Analyzing trace with hash -275747247, now seen corresponding path program 1 times [2024-11-20 07:56:20,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:20,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527331629] [2024-11-20 07:56:20,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:20,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:22,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:22,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:22,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:22,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527331629] [2024-11-20 07:56:22,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527331629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:22,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:22,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 07:56:22,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617582735] [2024-11-20 07:56:22,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:22,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 07:56:22,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:22,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 07:56:22,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 07:56:22,524 INFO L87 Difference]: Start difference. First operand 3822 states and 6103 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:23,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:23,022 INFO L93 Difference]: Finished difference Result 8618 states and 13708 transitions. [2024-11-20 07:56:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 07:56:23,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 531 [2024-11-20 07:56:23,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:23,059 INFO L225 Difference]: With dead ends: 8618 [2024-11-20 07:56:23,059 INFO L226 Difference]: Without dead ends: 4946 [2024-11-20 07:56:23,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-20 07:56:23,070 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 345 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:23,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 1616 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 07:56:23,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4946 states. [2024-11-20 07:56:23,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4946 to 3822. [2024-11-20 07:56:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3822 states, 3035 states have (on average 1.5018121911037892) internal successors, (4558), 3041 states have internal predecessors, (4558), 772 states have call successors, (772), 14 states have call predecessors, (772), 14 states have return successors, (772), 766 states have call predecessors, (772), 772 states have call successors, (772) [2024-11-20 07:56:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3822 states and 6102 transitions. [2024-11-20 07:56:23,378 INFO L78 Accepts]: Start accepts. Automaton has 3822 states and 6102 transitions. Word has length 531 [2024-11-20 07:56:23,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:23,379 INFO L471 AbstractCegarLoop]: Abstraction has 3822 states and 6102 transitions. [2024-11-20 07:56:23,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 6102 transitions. [2024-11-20 07:56:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:23,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:23,384 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:23,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-20 07:56:23,385 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:23,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:23,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1933140950, now seen corresponding path program 1 times [2024-11-20 07:56:23,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:23,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059280588] [2024-11-20 07:56:23,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:23,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:24,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:24,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:24,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059280588] [2024-11-20 07:56:24,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059280588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:24,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:24,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:56:24,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676876336] [2024-11-20 07:56:24,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:24,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:56:24,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:24,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:56:24,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:24,495 INFO L87 Difference]: Start difference. First operand 3822 states and 6102 transitions. Second operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:24,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:24,825 INFO L93 Difference]: Finished difference Result 9612 states and 15242 transitions. [2024-11-20 07:56:24,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:56:24,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 532 [2024-11-20 07:56:24,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:24,846 INFO L225 Difference]: With dead ends: 9612 [2024-11-20 07:56:24,846 INFO L226 Difference]: Without dead ends: 6122 [2024-11-20 07:56:24,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:24,856 INFO L432 NwaCegarLoop]: 461 mSDtfsCounter, 192 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:24,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 1308 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 07:56:24,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6122 states. [2024-11-20 07:56:25,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6122 to 6108. [2024-11-20 07:56:25,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6108 states, 5177 states have (on average 1.512072628935677) internal successors, (7828), 5195 states have internal predecessors, (7828), 904 states have call successors, (904), 26 states have call predecessors, (904), 26 states have return successors, (904), 886 states have call predecessors, (904), 904 states have call successors, (904) [2024-11-20 07:56:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6108 states to 6108 states and 9636 transitions. [2024-11-20 07:56:25,149 INFO L78 Accepts]: Start accepts. Automaton has 6108 states and 9636 transitions. Word has length 532 [2024-11-20 07:56:25,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:25,150 INFO L471 AbstractCegarLoop]: Abstraction has 6108 states and 9636 transitions. [2024-11-20 07:56:25,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 6108 states and 9636 transitions. [2024-11-20 07:56:25,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:25,158 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:25,159 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:25,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-20 07:56:25,159 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:25,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:25,160 INFO L85 PathProgramCache]: Analyzing trace with hash -518267606, now seen corresponding path program 1 times [2024-11-20 07:56:25,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:25,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256398887] [2024-11-20 07:56:25,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:25,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:26,881 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:26,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:26,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256398887] [2024-11-20 07:56:26,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256398887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:26,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:26,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:56:26,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868201508] [2024-11-20 07:56:26,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:26,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:56:26,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:26,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:56:26,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:26,883 INFO L87 Difference]: Start difference. First operand 6108 states and 9636 transitions. Second operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:27,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:27,814 INFO L93 Difference]: Finished difference Result 13646 states and 21452 transitions. [2024-11-20 07:56:27,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:56:27,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 532 [2024-11-20 07:56:27,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:27,849 INFO L225 Difference]: With dead ends: 13646 [2024-11-20 07:56:27,853 INFO L226 Difference]: Without dead ends: 7915 [2024-11-20 07:56:27,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 156 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 07:56:27,876 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 1028 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1028 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:27,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1028 Valid, 1078 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-20 07:56:27,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2024-11-20 07:56:28,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 7467. [2024-11-20 07:56:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7467 states, 6266 states have (on average 1.4960102138525375) internal successors, (9374), 6287 states have internal predecessors, (9374), 1165 states have call successors, (1165), 35 states have call predecessors, (1165), 35 states have return successors, (1165), 1144 states have call predecessors, (1165), 1165 states have call successors, (1165) [2024-11-20 07:56:28,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7467 states to 7467 states and 11704 transitions. [2024-11-20 07:56:28,231 INFO L78 Accepts]: Start accepts. Automaton has 7467 states and 11704 transitions. Word has length 532 [2024-11-20 07:56:28,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:28,232 INFO L471 AbstractCegarLoop]: Abstraction has 7467 states and 11704 transitions. [2024-11-20 07:56:28,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:28,233 INFO L276 IsEmpty]: Start isEmpty. Operand 7467 states and 11704 transitions. [2024-11-20 07:56:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:28,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:28,238 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:28,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-20 07:56:28,239 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:28,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:28,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1051818134, now seen corresponding path program 1 times [2024-11-20 07:56:28,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:28,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980016224] [2024-11-20 07:56:28,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:28,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:29,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:29,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980016224] [2024-11-20 07:56:29,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980016224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:29,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:29,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 07:56:29,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532516904] [2024-11-20 07:56:29,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:29,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 07:56:29,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:29,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 07:56:29,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 07:56:29,711 INFO L87 Difference]: Start difference. First operand 7467 states and 11704 transitions. Second operand has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:30,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:30,516 INFO L93 Difference]: Finished difference Result 27891 states and 43600 transitions. [2024-11-20 07:56:30,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 07:56:30,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 532 [2024-11-20 07:56:30,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:30,575 INFO L225 Difference]: With dead ends: 27891 [2024-11-20 07:56:30,575 INFO L226 Difference]: Without dead ends: 20610 [2024-11-20 07:56:30,598 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 155 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 07:56:30,599 INFO L432 NwaCegarLoop]: 526 mSDtfsCounter, 621 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1287 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:30,599 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [621 Valid, 1287 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 07:56:30,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20610 states. [2024-11-20 07:56:31,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20610 to 20582. [2024-11-20 07:56:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20582 states, 17835 states have (on average 1.5055228483319316) internal successors, (26851), 17916 states have internal predecessors, (26851), 2647 states have call successors, (2647), 99 states have call predecessors, (2647), 99 states have return successors, (2647), 2566 states have call predecessors, (2647), 2647 states have call successors, (2647) [2024-11-20 07:56:31,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20582 states to 20582 states and 32145 transitions. [2024-11-20 07:56:31,370 INFO L78 Accepts]: Start accepts. Automaton has 20582 states and 32145 transitions. Word has length 532 [2024-11-20 07:56:31,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:31,371 INFO L471 AbstractCegarLoop]: Abstraction has 20582 states and 32145 transitions. [2024-11-20 07:56:31,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 20582 states and 32145 transitions. [2024-11-20 07:56:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:31,382 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:31,382 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:31,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-20 07:56:31,383 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:31,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:31,383 INFO L85 PathProgramCache]: Analyzing trace with hash -212784472, now seen corresponding path program 1 times [2024-11-20 07:56:31,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:31,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347292354] [2024-11-20 07:56:31,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:33,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:33,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:33,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347292354] [2024-11-20 07:56:33,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347292354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:33,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:33,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-20 07:56:33,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087686114] [2024-11-20 07:56:33,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:33,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 07:56:33,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:33,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 07:56:33,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-20 07:56:33,391 INFO L87 Difference]: Start difference. First operand 20582 states and 32145 transitions. Second operand has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:35,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:35,289 INFO L93 Difference]: Finished difference Result 48387 states and 75209 transitions. [2024-11-20 07:56:35,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-20 07:56:35,290 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) Word has length 532 [2024-11-20 07:56:35,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:35,424 INFO L225 Difference]: With dead ends: 48387 [2024-11-20 07:56:35,425 INFO L226 Difference]: Without dead ends: 28888 [2024-11-20 07:56:35,465 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-20 07:56:35,466 INFO L432 NwaCegarLoop]: 531 mSDtfsCounter, 1311 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 2089 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:35,466 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1311 Valid, 2089 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-20 07:56:35,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28888 states. [2024-11-20 07:56:36,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28888 to 18264. [2024-11-20 07:56:36,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18264 states, 15774 states have (on average 1.499302649930265) internal successors, (23650), 15843 states have internal predecessors, (23650), 2389 states have call successors, (2389), 100 states have call predecessors, (2389), 100 states have return successors, (2389), 2320 states have call predecessors, (2389), 2389 states have call successors, (2389) [2024-11-20 07:56:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18264 states to 18264 states and 28428 transitions. [2024-11-20 07:56:36,464 INFO L78 Accepts]: Start accepts. Automaton has 18264 states and 28428 transitions. Word has length 532 [2024-11-20 07:56:36,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:36,465 INFO L471 AbstractCegarLoop]: Abstraction has 18264 states and 28428 transitions. [2024-11-20 07:56:36,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 1 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 1 states have call predecessors, (76), 1 states have call successors, (76) [2024-11-20 07:56:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 18264 states and 28428 transitions. [2024-11-20 07:56:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:36,475 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:36,475 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:36,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-20 07:56:36,475 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:36,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:36,476 INFO L85 PathProgramCache]: Analyzing trace with hash 220944614, now seen corresponding path program 1 times [2024-11-20 07:56:36,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:36,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819740144] [2024-11-20 07:56:36,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:36,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:41,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:42,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:42,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:42,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:42,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819740144] [2024-11-20 07:56:42,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819740144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:42,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:42,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-20 07:56:42,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938829403] [2024-11-20 07:56:42,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:42,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-20 07:56:42,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:42,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-20 07:56:42,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-20 07:56:42,029 INFO L87 Difference]: Start difference. First operand 18264 states and 28428 transitions. Second operand has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 11 states have internal predecessors, (155), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2024-11-20 07:56:46,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:46,584 INFO L93 Difference]: Finished difference Result 52670 states and 81323 transitions. [2024-11-20 07:56:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-20 07:56:46,584 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 11 states have internal predecessors, (155), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) Word has length 532 [2024-11-20 07:56:46,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:46,691 INFO L225 Difference]: With dead ends: 52670 [2024-11-20 07:56:46,691 INFO L226 Difference]: Without dead ends: 41346 [2024-11-20 07:56:46,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2024-11-20 07:56:46,722 INFO L432 NwaCegarLoop]: 561 mSDtfsCounter, 3546 mSDsluCounter, 2292 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3546 SdHoareTripleChecker+Valid, 2853 SdHoareTripleChecker+Invalid, 2178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:46,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3546 Valid, 2853 Invalid, 2178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-20 07:56:46,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41346 states. [2024-11-20 07:56:47,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41346 to 32810. [2024-11-20 07:56:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32810 states, 29309 states have (on average 1.5074209287249651) internal successors, (44181), 29450 states have internal predecessors, (44181), 3265 states have call successors, (3265), 235 states have call predecessors, (3265), 235 states have return successors, (3265), 3124 states have call predecessors, (3265), 3265 states have call successors, (3265) [2024-11-20 07:56:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32810 states to 32810 states and 50711 transitions. [2024-11-20 07:56:48,051 INFO L78 Accepts]: Start accepts. Automaton has 32810 states and 50711 transitions. Word has length 532 [2024-11-20 07:56:48,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:56:48,052 INFO L471 AbstractCegarLoop]: Abstraction has 32810 states and 50711 transitions. [2024-11-20 07:56:48,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.090909090909092) internal successors, (155), 11 states have internal predecessors, (155), 2 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2024-11-20 07:56:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 32810 states and 50711 transitions. [2024-11-20 07:56:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:56:48,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:56:48,070 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:56:48,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-20 07:56:48,070 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:56:48,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:56:48,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1114430952, now seen corresponding path program 1 times [2024-11-20 07:56:48,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:56:48,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513350218] [2024-11-20 07:56:48,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:56:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:56:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:56:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:56:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:56:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:56:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:56:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:56:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:56:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:56:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:56:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:56:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:56:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:56:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:56:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:56:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:56:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:56:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:56:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:56:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:56:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:56:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:56:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:56:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:56:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:56:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:51,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:56:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:56:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:56:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:56:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:56:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:56:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:56:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:56:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:56:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:56:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:56:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:56:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:56:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:56:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:56:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:56:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:56:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:56:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:56:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:56:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:56:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:56:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:56:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:56:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:56:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:56:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:56:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:56:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:56:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:56:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:56:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:56:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:56:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:56:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:56:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:56:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:56:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:56:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:56:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:56:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:56:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:56:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:56:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:56:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:56:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:56:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:56:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:56:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:56:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:56:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:56:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:56:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:56:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2024-11-20 07:56:52,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:56:52,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513350218] [2024-11-20 07:56:52,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513350218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 07:56:52,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 07:56:52,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-20 07:56:52,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512960089] [2024-11-20 07:56:52,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 07:56:52,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 07:56:52,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:56:52,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 07:56:52,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-20 07:56:52,506 INFO L87 Difference]: Start difference. First operand 32810 states and 50711 transitions. Second operand has 10 states, 10 states have (on average 15.5) internal successors, (155), 10 states have internal predecessors, (155), 4 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) [2024-11-20 07:56:56,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:56:56,205 INFO L93 Difference]: Finished difference Result 113431 states and 175626 transitions. [2024-11-20 07:56:56,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-20 07:56:56,206 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.5) internal successors, (155), 10 states have internal predecessors, (155), 4 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) Word has length 532 [2024-11-20 07:56:56,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:56:56,354 INFO L225 Difference]: With dead ends: 113431 [2024-11-20 07:56:56,355 INFO L226 Difference]: Without dead ends: 92915 [2024-11-20 07:56:56,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-11-20 07:56:56,386 INFO L432 NwaCegarLoop]: 674 mSDtfsCounter, 1496 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 2624 SdHoareTripleChecker+Invalid, 1182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:56:56,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1496 Valid, 2624 Invalid, 1182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [497 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-20 07:56:56,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92915 states. [2024-11-20 07:56:59,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92915 to 80141. [2024-11-20 07:57:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80141 states, 73223 states have (on average 1.5248214358876309) internal successors, (111652), 73505 states have internal predecessors, (111652), 6454 states have call successors, (6454), 463 states have call predecessors, (6454), 463 states have return successors, (6454), 6172 states have call predecessors, (6454), 6454 states have call successors, (6454) [2024-11-20 07:57:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80141 states to 80141 states and 124560 transitions. [2024-11-20 07:57:00,418 INFO L78 Accepts]: Start accepts. Automaton has 80141 states and 124560 transitions. Word has length 532 [2024-11-20 07:57:00,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 07:57:00,419 INFO L471 AbstractCegarLoop]: Abstraction has 80141 states and 124560 transitions. [2024-11-20 07:57:00,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.5) internal successors, (155), 10 states have internal predecessors, (155), 4 states have call successors, (76), 1 states have call predecessors, (76), 1 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) [2024-11-20 07:57:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 80141 states and 124560 transitions. [2024-11-20 07:57:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-11-20 07:57:00,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 07:57:00,449 INFO L215 NwaCegarLoop]: trace histogram [76, 76, 76, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:57:00,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-20 07:57:00,450 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 07:57:00,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 07:57:00,450 INFO L85 PathProgramCache]: Analyzing trace with hash 147080298, now seen corresponding path program 1 times [2024-11-20 07:57:00,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 07:57:00,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810872204] [2024-11-20 07:57:00,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:57:00,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 07:57:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 07:57:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 07:57:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 07:57:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 07:57:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 07:57:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 07:57:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 07:57:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 07:57:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 07:57:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 07:57:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-20 07:57:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 07:57:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-20 07:57:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 07:57:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 07:57:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 07:57:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 07:57:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 07:57:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 07:57:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-20 07:57:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 07:57:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 07:57:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 07:57:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-20 07:57:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-20 07:57:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 07:57:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 07:57:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 07:57:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 07:57:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-20 07:57:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-20 07:57:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-20 07:57:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-20 07:57:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-20 07:57:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 07:57:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-20 07:57:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-20 07:57:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-20 07:57:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-20 07:57:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-20 07:57:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-20 07:57:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-20 07:57:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-20 07:57:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-20 07:57:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-20 07:57:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-20 07:57:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-20 07:57:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-20 07:57:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-20 07:57:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-20 07:57:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-20 07:57:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-20 07:57:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-20 07:57:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-20 07:57:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:02,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-20 07:57:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-20 07:57:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-20 07:57:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-20 07:57:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-20 07:57:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-20 07:57:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-20 07:57:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-20 07:57:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-20 07:57:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-20 07:57:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-20 07:57:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-20 07:57:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-20 07:57:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-20 07:57:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-20 07:57:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-20 07:57:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-20 07:57:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-20 07:57:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-20 07:57:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-20 07:57:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-11-20 07:57:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-20 07:57:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 9 proven. 216 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-11-20 07:57:03,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 07:57:03,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810872204] [2024-11-20 07:57:03,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810872204] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 07:57:03,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175939519] [2024-11-20 07:57:03,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 07:57:03,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 07:57:03,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 07:57:03,151 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 07:57:03,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 07:57:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 07:57:03,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 1322 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-20 07:57:03,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 07:57:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 5685 proven. 126 refuted. 0 times theorem prover too weak. 5589 trivial. 0 not checked. [2024-11-20 07:57:04,758 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 07:57:05,593 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 99 proven. 126 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2024-11-20 07:57:05,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175939519] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 07:57:05,593 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 07:57:05,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 8] total 20 [2024-11-20 07:57:05,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282243441] [2024-11-20 07:57:05,594 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 07:57:05,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-20 07:57:05,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 07:57:05,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-20 07:57:05,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2024-11-20 07:57:05,598 INFO L87 Difference]: Start difference. First operand 80141 states and 124560 transitions. Second operand has 20 states, 20 states have (on average 17.75) internal successors, (355), 20 states have internal predecessors, (355), 6 states have call successors, (228), 3 states have call predecessors, (228), 6 states have return successors, (228), 6 states have call predecessors, (228), 6 states have call successors, (228) [2024-11-20 07:57:14,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 07:57:14,038 INFO L93 Difference]: Finished difference Result 229104 states and 352999 transitions. [2024-11-20 07:57:14,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-20 07:57:14,039 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 17.75) internal successors, (355), 20 states have internal predecessors, (355), 6 states have call successors, (228), 3 states have call predecessors, (228), 6 states have return successors, (228), 6 states have call predecessors, (228), 6 states have call successors, (228) Word has length 532 [2024-11-20 07:57:14,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 07:57:14,469 INFO L225 Difference]: With dead ends: 229104 [2024-11-20 07:57:14,469 INFO L226 Difference]: Without dead ends: 148086 [2024-11-20 07:57:14,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1260 GetRequests, 1204 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=654, Invalid=2538, Unknown=0, NotChecked=0, Total=3192 [2024-11-20 07:57:14,547 INFO L432 NwaCegarLoop]: 681 mSDtfsCounter, 4786 mSDsluCounter, 4285 mSDsCounter, 0 mSdLazyCounter, 2210 mSolverCounterSat, 2041 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4786 SdHoareTripleChecker+Valid, 4966 SdHoareTripleChecker+Invalid, 4251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2041 IncrementalHoareTripleChecker+Valid, 2210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-20 07:57:14,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4786 Valid, 4966 Invalid, 4251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2041 Valid, 2210 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-20 07:57:14,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148086 states.