./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.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 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:27:56,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:27:56,447 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:27:56,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:27:56,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:27:56,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:27:56,488 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:27:56,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:27:56,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:27:56,489 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:27:56,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:27:56,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:27:56,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:27:56,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:27:56,490 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:27:56,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:27:56,491 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:27:56,491 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:27:56,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:27:56,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:27:56,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:27:56,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:27:56,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:27:56,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:27:56,497 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:27:56,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:27:56,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:27:56,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:27:56,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:27:56,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:27:56,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:27:56,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:27:56,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:27:56,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:27:56,499 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:27:56,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:27:56,501 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:27:56,501 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 [2024-10-14 08:27:56,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:27:56,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:27:56,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:27:56,774 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:27:56,775 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:27:56,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-14 08:27:58,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:27:58,446 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:27:58,447 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-14 08:27:58,458 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4596e6c18/d927c55173814959b0ccc70c6d2d30da/FLAG30bbc1932 [2024-10-14 08:27:58,760 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4596e6c18/d927c55173814959b0ccc70c6d2d30da [2024-10-14 08:27:58,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:27:58,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:27:58,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:27:58,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:27:58,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:27:58,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:27:58" (1/1) ... [2024-10-14 08:27:58,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@428e7e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:58, skipping insertion in model container [2024-10-14 08:27:58,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:27:58" (1/1) ... [2024-10-14 08:27:58,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:27:58,979 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-10-14 08:27:59,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:27:59,161 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:27:59,174 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-10-14 08:27:59,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:27:59,284 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:27:59,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59 WrapperNode [2024-10-14 08:27:59,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:27:59,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:27:59,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:27:59,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:27:59,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,360 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 545 [2024-10-14 08:27:59,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:27:59,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:27:59,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:27:59,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:27:59,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,382 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,414 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]. [2024-10-14 08:27:59,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:27:59,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:27:59,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:27:59,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:27:59,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (1/1) ... [2024-10-14 08:27:59,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:27:59,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:27:59,529 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) [2024-10-14 08:27:59,535 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 [2024-10-14 08:27:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:27:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:27:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:27:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:27:59,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:27:59,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:27:59,725 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:27:59,727 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:28:00,639 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-14 08:28:00,639 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:28:00,683 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:28:00,683 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:28:00,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:28:00 BoogieIcfgContainer [2024-10-14 08:28:00,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:28:00,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:28:00,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:28:00,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:28:00,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:27:58" (1/3) ... [2024-10-14 08:28:00,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:28:00, skipping insertion in model container [2024-10-14 08:28:00,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:27:59" (2/3) ... [2024-10-14 08:28:00,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:28:00, skipping insertion in model container [2024-10-14 08:28:00,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:28:00" (3/3) ... [2024-10-14 08:28:00,694 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-14 08:28:00,717 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:28:00,718 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:28:00,796 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:28:00,801 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;@7d13fd26, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:28:00,801 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:28:00,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 220 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-14 08:28:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-14 08:28:00,838 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:00,840 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:00,841 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:00,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:00,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1026410770, now seen corresponding path program 1 times [2024-10-14 08:28:00,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:00,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947281342] [2024-10-14 08:28:00,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:00,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:01,759 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:01,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:01,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947281342] [2024-10-14 08:28:01,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947281342] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:01,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:01,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:28:01,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907870961] [2024-10-14 08:28:01,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:01,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:28:01,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:01,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:28:01,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:28:01,803 INFO L87 Difference]: Start difference. First operand has 220 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:01,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:01,875 INFO L93 Difference]: Finished difference Result 437 states and 803 transitions. [2024-10-14 08:28:01,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:28:01,878 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 442 [2024-10-14 08:28:01,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:01,891 INFO L225 Difference]: With dead ends: 437 [2024-10-14 08:28:01,892 INFO L226 Difference]: Without dead ends: 218 [2024-10-14 08:28:01,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:28:01,902 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:01,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 360 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:01,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-10-14 08:28:01,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2024-10-14 08:28:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 147 states have (on average 1.530612244897959) internal successors, (225), 147 states have internal predecessors, (225), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-14 08:28:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 363 transitions. [2024-10-14 08:28:01,975 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 363 transitions. Word has length 442 [2024-10-14 08:28:01,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:01,976 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 363 transitions. [2024-10-14 08:28:01,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 363 transitions. [2024-10-14 08:28:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-14 08:28:01,990 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:01,990 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:01,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:28:01,991 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:01,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:01,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1357216096, now seen corresponding path program 1 times [2024-10-14 08:28:01,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:01,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872451396] [2024-10-14 08:28:01,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:01,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:02,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:02,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872451396] [2024-10-14 08:28:02,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872451396] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:02,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:02,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:02,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554289823] [2024-10-14 08:28:02,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:02,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:02,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:02,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:02,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:02,531 INFO L87 Difference]: Start difference. First operand 218 states and 363 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:02,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:02,666 INFO L93 Difference]: Finished difference Result 574 states and 954 transitions. [2024-10-14 08:28:02,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:02,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 442 [2024-10-14 08:28:02,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:02,675 INFO L225 Difference]: With dead ends: 574 [2024-10-14 08:28:02,675 INFO L226 Difference]: Without dead ends: 357 [2024-10-14 08:28:02,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:02,682 INFO L432 NwaCegarLoop]: 465 mSDtfsCounter, 237 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:02,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 784 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:28:02,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2024-10-14 08:28:02,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 354. [2024-10-14 08:28:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 242 states have (on average 1.5082644628099173) internal successors, (365), 243 states have internal predecessors, (365), 109 states have call successors, (109), 2 states have call predecessors, (109), 2 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-10-14 08:28:02,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 583 transitions. [2024-10-14 08:28:02,747 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 583 transitions. Word has length 442 [2024-10-14 08:28:02,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:02,748 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 583 transitions. [2024-10-14 08:28:02,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 583 transitions. [2024-10-14 08:28:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-14 08:28:02,756 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:02,757 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:02,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:28:02,757 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:02,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:02,758 INFO L85 PathProgramCache]: Analyzing trace with hash -2044264862, now seen corresponding path program 1 times [2024-10-14 08:28:02,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:02,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805447829] [2024-10-14 08:28:02,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:02,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:03,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:03,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805447829] [2024-10-14 08:28:03,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805447829] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:03,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:03,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:28:03,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954740539] [2024-10-14 08:28:03,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:03,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:28:03,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:03,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:28:03,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:28:03,661 INFO L87 Difference]: Start difference. First operand 354 states and 583 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:03,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:03,871 INFO L93 Difference]: Finished difference Result 1060 states and 1747 transitions. [2024-10-14 08:28:03,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:03,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 442 [2024-10-14 08:28:03,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:03,880 INFO L225 Difference]: With dead ends: 1060 [2024-10-14 08:28:03,881 INFO L226 Difference]: Without dead ends: 707 [2024-10-14 08:28:03,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:28:03,884 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 505 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:03,884 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 781 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 08:28:03,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2024-10-14 08:28:03,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 705. [2024-10-14 08:28:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 705 states, 482 states have (on average 1.5) internal successors, (723), 484 states have internal predecessors, (723), 218 states have call successors, (218), 4 states have call predecessors, (218), 4 states have return successors, (218), 216 states have call predecessors, (218), 218 states have call successors, (218) [2024-10-14 08:28:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 1159 transitions. [2024-10-14 08:28:03,997 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 1159 transitions. Word has length 442 [2024-10-14 08:28:03,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:03,999 INFO L471 AbstractCegarLoop]: Abstraction has 705 states and 1159 transitions. [2024-10-14 08:28:03,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1159 transitions. [2024-10-14 08:28:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-10-14 08:28:04,007 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:04,007 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:04,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:28:04,008 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:04,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:04,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1951979862, now seen corresponding path program 1 times [2024-10-14 08:28:04,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:04,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033242539] [2024-10-14 08:28:04,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:04,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:04,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:04,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033242539] [2024-10-14 08:28:04,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033242539] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:04,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:04,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:28:04,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770083262] [2024-10-14 08:28:04,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:04,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:28:04,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:04,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:28:04,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:04,657 INFO L87 Difference]: Start difference. First operand 705 states and 1159 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:04,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:04,743 INFO L93 Difference]: Finished difference Result 1407 states and 2313 transitions. [2024-10-14 08:28:04,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:28:04,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-10-14 08:28:04,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:04,754 INFO L225 Difference]: With dead ends: 1407 [2024-10-14 08:28:04,754 INFO L226 Difference]: Without dead ends: 703 [2024-10-14 08:28:04,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:28:04,760 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 240 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:04,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 345 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:28:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2024-10-14 08:28:04,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 703. [2024-10-14 08:28:04,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 703 states, 480 states have (on average 1.49375) internal successors, (717), 482 states have internal predecessors, (717), 218 states have call successors, (218), 4 states have call predecessors, (218), 4 states have return successors, (218), 216 states have call predecessors, (218), 218 states have call successors, (218) [2024-10-14 08:28:04,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 1153 transitions. [2024-10-14 08:28:04,909 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 1153 transitions. Word has length 443 [2024-10-14 08:28:04,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:04,910 INFO L471 AbstractCegarLoop]: Abstraction has 703 states and 1153 transitions. [2024-10-14 08:28:04,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1153 transitions. [2024-10-14 08:28:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 08:28:04,919 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:04,919 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:04,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:28:04,920 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:04,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:04,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1015974719, now seen corresponding path program 1 times [2024-10-14 08:28:04,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:04,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116342987] [2024-10-14 08:28:04,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:05,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:06,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:06,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116342987] [2024-10-14 08:28:06,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116342987] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:06,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:06,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 08:28:06,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588066652] [2024-10-14 08:28:06,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:06,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 08:28:06,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:06,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 08:28:06,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-14 08:28:06,104 INFO L87 Difference]: Start difference. First operand 703 states and 1153 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:07,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:07,211 INFO L93 Difference]: Finished difference Result 2102 states and 3428 transitions. [2024-10-14 08:28:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 08:28:07,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 444 [2024-10-14 08:28:07,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:07,222 INFO L225 Difference]: With dead ends: 2102 [2024-10-14 08:28:07,222 INFO L226 Difference]: Without dead ends: 1400 [2024-10-14 08:28:07,225 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:28:07,226 INFO L432 NwaCegarLoop]: 401 mSDtfsCounter, 1247 mSDsluCounter, 810 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1211 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:07,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1247 Valid, 1211 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-14 08:28:07,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2024-10-14 08:28:07,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1386. [2024-10-14 08:28:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 989 states have (on average 1.5085945399393326) internal successors, (1492), 997 states have internal predecessors, (1492), 386 states have call successors, (386), 10 states have call predecessors, (386), 10 states have return successors, (386), 378 states have call predecessors, (386), 386 states have call successors, (386) [2024-10-14 08:28:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 2264 transitions. [2024-10-14 08:28:07,413 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 2264 transitions. Word has length 444 [2024-10-14 08:28:07,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:07,414 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 2264 transitions. [2024-10-14 08:28:07,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2264 transitions. [2024-10-14 08:28:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 08:28:07,418 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:07,418 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:07,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 08:28:07,419 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:07,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:07,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1228008579, now seen corresponding path program 1 times [2024-10-14 08:28:07,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:07,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371316655] [2024-10-14 08:28:07,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:07,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:08,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:09,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:09,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371316655] [2024-10-14 08:28:09,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371316655] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:09,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:09,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 08:28:09,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448604361] [2024-10-14 08:28:09,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:09,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 08:28:09,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:09,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 08:28:09,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-10-14 08:28:09,109 INFO L87 Difference]: Start difference. First operand 1386 states and 2264 transitions. Second operand has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:12,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:12,496 INFO L93 Difference]: Finished difference Result 3953 states and 6375 transitions. [2024-10-14 08:28:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 08:28:12,497 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 444 [2024-10-14 08:28:12,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:12,512 INFO L225 Difference]: With dead ends: 3953 [2024-10-14 08:28:12,513 INFO L226 Difference]: Without dead ends: 2568 [2024-10-14 08:28:12,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 146 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-10-14 08:28:12,517 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 2295 mSDsluCounter, 2271 mSDsCounter, 0 mSdLazyCounter, 2494 mSolverCounterSat, 472 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2295 SdHoareTripleChecker+Valid, 2759 SdHoareTripleChecker+Invalid, 2966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 472 IncrementalHoareTripleChecker+Valid, 2494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:12,518 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2295 Valid, 2759 Invalid, 2966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [472 Valid, 2494 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-14 08:28:12,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2024-10-14 08:28:12,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 1448. [2024-10-14 08:28:12,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1021 states have (on average 1.4887365328109696) internal successors, (1520), 1028 states have internal predecessors, (1520), 409 states have call successors, (409), 17 states have call predecessors, (409), 17 states have return successors, (409), 402 states have call predecessors, (409), 409 states have call successors, (409) [2024-10-14 08:28:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 2338 transitions. [2024-10-14 08:28:12,695 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 2338 transitions. Word has length 444 [2024-10-14 08:28:12,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:12,696 INFO L471 AbstractCegarLoop]: Abstraction has 1448 states and 2338 transitions. [2024-10-14 08:28:12,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 08:28:12,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2338 transitions. [2024-10-14 08:28:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 08:28:12,700 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:12,701 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:12,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 08:28:12,701 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:12,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:12,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1439621441, now seen corresponding path program 1 times [2024-10-14 08:28:12,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:12,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8327175] [2024-10-14 08:28:12,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:12,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:13,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:13,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8327175] [2024-10-14 08:28:13,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8327175] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:13,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:13,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-14 08:28:13,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777708642] [2024-10-14 08:28:13,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:13,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 08:28:13,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:13,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 08:28:13,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 08:28:13,711 INFO L87 Difference]: Start difference. First operand 1448 states and 2338 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-10-14 08:28:15,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:15,093 INFO L93 Difference]: Finished difference Result 2938 states and 4730 transitions. [2024-10-14 08:28:15,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 08:28:15,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 444 [2024-10-14 08:28:15,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:15,107 INFO L225 Difference]: With dead ends: 2938 [2024-10-14 08:28:15,107 INFO L226 Difference]: Without dead ends: 1612 [2024-10-14 08:28:15,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 143 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-10-14 08:28:15,113 INFO L432 NwaCegarLoop]: 397 mSDtfsCounter, 1212 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1420 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:15,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1212 Valid, 1420 Invalid, 1407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-14 08:28:15,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-10-14 08:28:15,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1438. [2024-10-14 08:28:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1014 states have (on average 1.4871794871794872) internal successors, (1508), 1021 states have internal predecessors, (1508), 405 states have call successors, (405), 18 states have call predecessors, (405), 18 states have return successors, (405), 398 states have call predecessors, (405), 405 states have call successors, (405) [2024-10-14 08:28:15,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2318 transitions. [2024-10-14 08:28:15,373 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2318 transitions. Word has length 444 [2024-10-14 08:28:15,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:15,374 INFO L471 AbstractCegarLoop]: Abstraction has 1438 states and 2318 transitions. [2024-10-14 08:28:15,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-10-14 08:28:15,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2318 transitions. [2024-10-14 08:28:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-14 08:28:15,380 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:15,380 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:15,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 08:28:15,381 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:15,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:15,382 INFO L85 PathProgramCache]: Analyzing trace with hash -804361857, now seen corresponding path program 1 times [2024-10-14 08:28:15,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:15,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905058637] [2024-10-14 08:28:15,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:15,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 08:28:16,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:16,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905058637] [2024-10-14 08:28:16,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905058637] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:16,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110007794] [2024-10-14 08:28:16,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:16,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:16,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:16,225 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) [2024-10-14 08:28:16,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:28:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:16,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 08:28:16,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4110 proven. 63 refuted. 0 times theorem prover too weak. 5211 trivial. 0 not checked. [2024-10-14 08:28:16,917 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:28:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 141 proven. 63 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 08:28:17,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1110007794] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:28:17,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:28:17,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-10-14 08:28:17,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946136923] [2024-10-14 08:28:17,330 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:28:17,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 08:28:17,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:17,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 08:28:17,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-10-14 08:28:17,333 INFO L87 Difference]: Start difference. First operand 1438 states and 2318 transitions. Second operand has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-10-14 08:28:18,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:18,236 INFO L93 Difference]: Finished difference Result 2497 states and 3997 transitions. [2024-10-14 08:28:18,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-14 08:28:18,238 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 444 [2024-10-14 08:28:18,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:18,247 INFO L225 Difference]: With dead ends: 2497 [2024-10-14 08:28:18,247 INFO L226 Difference]: Without dead ends: 1185 [2024-10-14 08:28:18,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1043 GetRequests, 1023 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-10-14 08:28:18,252 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 573 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:18,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1121 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 08:28:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2024-10-14 08:28:18,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1155. [2024-10-14 08:28:18,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1155 states, 795 states have (on average 1.451572327044025) internal successors, (1154), 800 states have internal predecessors, (1154), 337 states have call successors, (337), 22 states have call predecessors, (337), 22 states have return successors, (337), 332 states have call predecessors, (337), 337 states have call successors, (337) [2024-10-14 08:28:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1828 transitions. [2024-10-14 08:28:18,406 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1828 transitions. Word has length 444 [2024-10-14 08:28:18,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:18,406 INFO L471 AbstractCegarLoop]: Abstraction has 1155 states and 1828 transitions. [2024-10-14 08:28:18,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-10-14 08:28:18,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1828 transitions. [2024-10-14 08:28:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2024-10-14 08:28:18,410 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:18,410 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:18,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 08:28:18,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:18,611 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:18,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:18,612 INFO L85 PathProgramCache]: Analyzing trace with hash 713345393, now seen corresponding path program 1 times [2024-10-14 08:28:18,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:18,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831516725] [2024-10-14 08:28:18,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:18,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:19,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 08:28:19,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:19,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831516725] [2024-10-14 08:28:19,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831516725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:28:19,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:28:19,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 08:28:19,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014659101] [2024-10-14 08:28:19,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:28:19,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 08:28:19,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:28:19,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 08:28:19,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:28:19,500 INFO L87 Difference]: Start difference. First operand 1155 states and 1828 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:20,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:28:20,205 INFO L93 Difference]: Finished difference Result 2427 states and 3861 transitions. [2024-10-14 08:28:20,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 08:28:20,205 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 446 [2024-10-14 08:28:20,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:28:20,214 INFO L225 Difference]: With dead ends: 2427 [2024-10-14 08:28:20,215 INFO L226 Difference]: Without dead ends: 1406 [2024-10-14 08:28:20,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:28:20,220 INFO L432 NwaCegarLoop]: 402 mSDtfsCounter, 540 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:28:20,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [540 Valid, 1103 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 08:28:20,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-10-14 08:28:20,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1195. [2024-10-14 08:28:20,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1195 states, 835 states have (on average 1.4646706586826348) internal successors, (1223), 840 states have internal predecessors, (1223), 337 states have call successors, (337), 22 states have call predecessors, (337), 22 states have return successors, (337), 332 states have call predecessors, (337), 337 states have call successors, (337) [2024-10-14 08:28:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1195 states and 1897 transitions. [2024-10-14 08:28:20,378 INFO L78 Accepts]: Start accepts. Automaton has 1195 states and 1897 transitions. Word has length 446 [2024-10-14 08:28:20,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:28:20,379 INFO L471 AbstractCegarLoop]: Abstraction has 1195 states and 1897 transitions. [2024-10-14 08:28:20,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 08:28:20,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1897 transitions. [2024-10-14 08:28:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2024-10-14 08:28:20,382 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:28:20,383 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:28:20,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 08:28:20,383 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:28:20,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:28:20,384 INFO L85 PathProgramCache]: Analyzing trace with hash 961491887, now seen corresponding path program 1 times [2024-10-14 08:28:20,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:28:20,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250972714] [2024-10-14 08:28:20,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:28:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:28:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:28:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:28:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:28:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:28:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:28:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:28:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:28:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:28:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 08:28:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:28:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 08:28:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:28:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 08:28:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 08:28:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 08:28:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 08:28:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 08:28:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 08:28:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 08:28:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 08:28:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 08:28:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 08:28:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 08:28:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 08:28:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 08:28:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 08:28:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 08:28:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 08:28:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 08:28:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 08:28:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 08:28:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:33,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 08:28:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-14 08:28:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-14 08:28:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 08:28:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 08:28:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 08:28:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-14 08:28:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 08:28:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-14 08:28:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 08:28:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-14 08:28:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 08:28:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-14 08:28:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 08:28:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 08:28:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 08:28:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-14 08:28:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 08:28:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-14 08:28:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-14 08:28:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-14 08:28:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 08:28:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 08:28:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 08:28:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 08:28:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 08:28:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 08:28:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 08:28:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 08:28:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 08:28:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 08:28:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 08:28:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 08:28:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-14 08:28:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 08:28:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 08:28:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 08:28:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 08:28:34,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:28:34,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250972714] [2024-10-14 08:28:34,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250972714] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:28:34,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057065957] [2024-10-14 08:28:34,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:28:34,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:28:34,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:28:34,790 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:28:34,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 08:28:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:28:35,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-10-14 08:28:35,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:28:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4915 proven. 318 refuted. 0 times theorem prover too weak. 4151 trivial. 0 not checked. [2024-10-14 08:28:40,887 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:29:01,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057065957] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:29:01,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 08:29:01,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 45 [2024-10-14 08:29:01,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868012563] [2024-10-14 08:29:01,235 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 08:29:01,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-14 08:29:01,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:29:01,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-14 08:29:01,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=376, Invalid=3655, Unknown=1, NotChecked=0, Total=4032 [2024-10-14 08:29:01,238 INFO L87 Difference]: Start difference. First operand 1195 states and 1897 transitions. Second operand has 45 states, 44 states have (on average 4.545454545454546) internal successors, (200), 43 states have internal predecessors, (200), 11 states have call successors, (138), 5 states have call predecessors, (138), 8 states have return successors, (138), 10 states have call predecessors, (138), 11 states have call successors, (138)