./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 568715a232aa16d18571b6e9b4b6f71d3297e66e84733db9163f76f7b8e7e31f --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 02:05:49,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 02:05:49,499 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 02:05:49,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 02:05:49,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 02:05:49,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 02:05:49,536 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 02:05:49,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 02:05:49,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 02:05:49,539 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 02:05:49,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 02:05:49,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 02:05:49,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 02:05:49,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 02:05:49,542 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 02:05:49,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 02:05:49,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 02:05:49,543 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 02:05:49,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 02:05:49,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 02:05:49,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 02:05:49,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 02:05:49,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 02:05:49,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 02:05:49,547 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 02:05:49,547 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 02:05:49,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 02:05:49,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 02:05:49,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 02:05:49,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 02:05:49,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 02:05:49,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 02:05:49,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:05:49,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 02:05:49,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 02:05:49,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 02:05:49,550 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 02:05:49,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 02:05:49,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 02:05:49,551 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 02:05:49,551 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 02:05:49,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 02:05:49,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 568715a232aa16d18571b6e9b4b6f71d3297e66e84733db9163f76f7b8e7e31f [2024-11-12 02:05:49,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 02:05:49,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 02:05:49,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 02:05:49,865 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 02:05:49,865 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 02:05:49,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-11-12 02:05:51,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 02:05:51,469 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 02:05:51,470 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-11-12 02:05:51,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c30e653/973de6f7c57e4181baaf69e5b6e43f18/FLAG8163616ee [2024-11-12 02:05:51,502 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c30e653/973de6f7c57e4181baaf69e5b6e43f18 [2024-11-12 02:05:51,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 02:05:51,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 02:05:51,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 02:05:51,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 02:05:51,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 02:05:51,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:05:51" (1/1) ... [2024-11-12 02:05:51,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6386ce15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:51, skipping insertion in model container [2024-11-12 02:05:51,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:05:51" (1/1) ... [2024-11-12 02:05:51,578 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 02:05:51,743 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i[916,929] [2024-11-12 02:05:51,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:05:51,919 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 02:05:51,930 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i[916,929] [2024-11-12 02:05:51,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:05:52,018 INFO L204 MainTranslator]: Completed translation [2024-11-12 02:05:52,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52 WrapperNode [2024-11-12 02:05:52,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 02:05:52,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 02:05:52,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 02:05:52,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 02:05:52,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,098 INFO L138 Inliner]: procedures = 26, calls = 94, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 554 [2024-11-12 02:05:52,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 02:05:52,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 02:05:52,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 02:05:52,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 02:05:52,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,127 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,157 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 02:05:52,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 02:05:52,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 02:05:52,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 02:05:52,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 02:05:52,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (1/1) ... [2024-11-12 02:05:52,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:05:52,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:05:52,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 02:05:52,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 02:05:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 02:05:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 02:05:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 02:05:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 02:05:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 02:05:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 02:05:52,526 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 02:05:52,530 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 02:05:53,348 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-12 02:05:53,348 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 02:05:53,371 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 02:05:53,372 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 02:05:53,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:05:53 BoogieIcfgContainer [2024-11-12 02:05:53,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 02:05:53,376 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 02:05:53,377 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 02:05:53,380 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 02:05:53,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:05:51" (1/3) ... [2024-11-12 02:05:53,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab29fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:05:53, skipping insertion in model container [2024-11-12 02:05:53,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:05:52" (2/3) ... [2024-11-12 02:05:53,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab29fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:05:53, skipping insertion in model container [2024-11-12 02:05:53,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:05:53" (3/3) ... [2024-11-12 02:05:53,384 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-11-12 02:05:53,400 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 02:05:53,400 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 02:05:53,481 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 02:05:53,489 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;@5c35c908, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 02:05:53,489 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 02:05:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 238 states, 154 states have (on average 1.5324675324675325) internal successors, (236), 155 states have internal predecessors, (236), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-12 02:05:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-12 02:05:53,530 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:53,531 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:53,532 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:53,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:53,537 INFO L85 PathProgramCache]: Analyzing trace with hash -703655699, now seen corresponding path program 1 times [2024-11-12 02:05:53,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:53,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589657652] [2024-11-12 02:05:53,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:53,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:54,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:54,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589657652] [2024-11-12 02:05:54,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589657652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:54,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:54,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 02:05:54,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225889824] [2024-11-12 02:05:54,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:54,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 02:05:54,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:54,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 02:05:54,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:05:54,548 INFO L87 Difference]: Start difference. First operand has 238 states, 154 states have (on average 1.5324675324675325) internal successors, (236), 155 states have internal predecessors, (236), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) Second operand has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) [2024-11-12 02:05:54,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:05:54,623 INFO L93 Difference]: Finished difference Result 469 states and 871 transitions. [2024-11-12 02:05:54,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 02:05:54,629 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) Word has length 496 [2024-11-12 02:05:54,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:05:54,642 INFO L225 Difference]: With dead ends: 469 [2024-11-12 02:05:54,643 INFO L226 Difference]: Without dead ends: 234 [2024-11-12 02:05:54,651 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:05:54,656 INFO L435 NwaCegarLoop]: 389 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:05:54,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:05:54,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-12 02:05:54,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2024-11-12 02:05:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 151 states have (on average 1.5033112582781456) internal successors, (227), 151 states have internal predecessors, (227), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-12 02:05:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 389 transitions. [2024-11-12 02:05:54,738 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 389 transitions. Word has length 496 [2024-11-12 02:05:54,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:05:54,742 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 389 transitions. [2024-11-12 02:05:54,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) [2024-11-12 02:05:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 389 transitions. [2024-11-12 02:05:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-12 02:05:54,755 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:54,756 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:54,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 02:05:54,756 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:54,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:54,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1477461223, now seen corresponding path program 1 times [2024-11-12 02:05:54,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:54,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642147970] [2024-11-12 02:05:54,758 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:55,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:55,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642147970] [2024-11-12 02:05:55,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642147970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:55,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:55,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:05:55,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394215293] [2024-11-12 02:05:55,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:55,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:05:55,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:55,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:05:55,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:05:55,316 INFO L87 Difference]: Start difference. First operand 234 states and 389 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:55,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:05:55,399 INFO L93 Difference]: Finished difference Result 603 states and 1004 transitions. [2024-11-12 02:05:55,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:05:55,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 496 [2024-11-12 02:05:55,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:05:55,408 INFO L225 Difference]: With dead ends: 603 [2024-11-12 02:05:55,408 INFO L226 Difference]: Without dead ends: 372 [2024-11-12 02:05:55,412 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:05:55,414 INFO L435 NwaCegarLoop]: 511 mSDtfsCounter, 254 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:05:55,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 860 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:05:55,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2024-11-12 02:05:55,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 369. [2024-11-12 02:05:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 247 states have (on average 1.5222672064777327) internal successors, (376), 248 states have internal predecessors, (376), 119 states have call successors, (119), 2 states have call predecessors, (119), 2 states have return successors, (119), 118 states have call predecessors, (119), 119 states have call successors, (119) [2024-11-12 02:05:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 614 transitions. [2024-11-12 02:05:55,499 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 614 transitions. Word has length 496 [2024-11-12 02:05:55,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:05:55,502 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 614 transitions. [2024-11-12 02:05:55,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 614 transitions. [2024-11-12 02:05:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-12 02:05:55,512 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:55,513 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:55,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 02:05:55,513 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:55,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:55,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1083094437, now seen corresponding path program 1 times [2024-11-12 02:05:55,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:55,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507145363] [2024-11-12 02:05:55,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:55,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:55,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:55,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507145363] [2024-11-12 02:05:55,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507145363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:55,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:55,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:05:55,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521540454] [2024-11-12 02:05:55,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:55,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:05:55,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:55,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:05:55,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:05:55,949 INFO L87 Difference]: Start difference. First operand 369 states and 614 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:56,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:05:56,025 INFO L93 Difference]: Finished difference Result 974 states and 1623 transitions. [2024-11-12 02:05:56,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:05:56,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 496 [2024-11-12 02:05:56,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:05:56,036 INFO L225 Difference]: With dead ends: 974 [2024-11-12 02:05:56,036 INFO L226 Difference]: Without dead ends: 608 [2024-11-12 02:05:56,038 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:05:56,039 INFO L435 NwaCegarLoop]: 545 mSDtfsCounter, 228 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:05:56,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 904 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:05:56,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2024-11-12 02:05:56,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 604. [2024-11-12 02:05:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 418 states have (on average 1.5382775119617225) internal successors, (643), 421 states have internal predecessors, (643), 181 states have call successors, (181), 4 states have call predecessors, (181), 4 states have return successors, (181), 178 states have call predecessors, (181), 181 states have call successors, (181) [2024-11-12 02:05:56,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1005 transitions. [2024-11-12 02:05:56,106 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1005 transitions. Word has length 496 [2024-11-12 02:05:56,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:05:56,107 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 1005 transitions. [2024-11-12 02:05:56,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1005 transitions. [2024-11-12 02:05:56,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-11-12 02:05:56,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:56,117 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:56,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 02:05:56,117 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:56,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:56,118 INFO L85 PathProgramCache]: Analyzing trace with hash -2129773565, now seen corresponding path program 1 times [2024-11-12 02:05:56,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:56,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331079885] [2024-11-12 02:05:56,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:56,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:56,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:56,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:56,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331079885] [2024-11-12 02:05:56,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331079885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:56,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:56,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 02:05:56,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075497585] [2024-11-12 02:05:56,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:56,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 02:05:56,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:56,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 02:05:56,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:05:56,739 INFO L87 Difference]: Start difference. First operand 604 states and 1005 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:57,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:05:57,235 INFO L93 Difference]: Finished difference Result 1676 states and 2776 transitions. [2024-11-12 02:05:57,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 02:05:57,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 497 [2024-11-12 02:05:57,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:05:57,245 INFO L225 Difference]: With dead ends: 1676 [2024-11-12 02:05:57,245 INFO L226 Difference]: Without dead ends: 1075 [2024-11-12 02:05:57,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-12 02:05:57,248 INFO L435 NwaCegarLoop]: 494 mSDtfsCounter, 665 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 02:05:57,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 940 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 02:05:57,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2024-11-12 02:05:57,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 1037. [2024-11-12 02:05:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 775 states have (on average 1.5729032258064517) internal successors, (1219), 782 states have internal predecessors, (1219), 249 states have call successors, (249), 12 states have call predecessors, (249), 12 states have return successors, (249), 242 states have call predecessors, (249), 249 states have call successors, (249) [2024-11-12 02:05:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1717 transitions. [2024-11-12 02:05:57,352 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1717 transitions. Word has length 497 [2024-11-12 02:05:57,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:05:57,355 INFO L471 AbstractCegarLoop]: Abstraction has 1037 states and 1717 transitions. [2024-11-12 02:05:57,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1717 transitions. [2024-11-12 02:05:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2024-11-12 02:05:57,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:57,362 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:57,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 02:05:57,362 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:57,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:57,363 INFO L85 PathProgramCache]: Analyzing trace with hash 853169717, now seen corresponding path program 1 times [2024-11-12 02:05:57,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:57,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737365063] [2024-11-12 02:05:57,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:57,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:58,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:58,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737365063] [2024-11-12 02:05:58,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737365063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:58,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:58,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 02:05:58,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782958303] [2024-11-12 02:05:58,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:58,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 02:05:58,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:58,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 02:05:58,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:05:58,772 INFO L87 Difference]: Start difference. First operand 1037 states and 1717 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:58,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:05:58,871 INFO L93 Difference]: Finished difference Result 2153 states and 3544 transitions. [2024-11-12 02:05:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 02:05:58,872 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 498 [2024-11-12 02:05:58,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:05:58,922 INFO L225 Difference]: With dead ends: 2153 [2024-11-12 02:05:58,922 INFO L226 Difference]: Without dead ends: 1119 [2024-11-12 02:05:58,924 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:05:58,927 INFO L435 NwaCegarLoop]: 384 mSDtfsCounter, 42 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:05:58,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 771 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:05:58,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-11-12 02:05:58,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1069. [2024-11-12 02:05:58,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1069 states, 807 states have (on average 1.5700123915737298) internal successors, (1267), 814 states have internal predecessors, (1267), 249 states have call successors, (249), 12 states have call predecessors, (249), 12 states have return successors, (249), 242 states have call predecessors, (249), 249 states have call successors, (249) [2024-11-12 02:05:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 1069 states and 1765 transitions. [2024-11-12 02:05:58,998 INFO L78 Accepts]: Start accepts. Automaton has 1069 states and 1765 transitions. Word has length 498 [2024-11-12 02:05:58,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:05:58,999 INFO L471 AbstractCegarLoop]: Abstraction has 1069 states and 1765 transitions. [2024-11-12 02:05:59,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:05:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1765 transitions. [2024-11-12 02:05:59,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2024-11-12 02:05:59,006 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:05:59,006 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:05:59,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 02:05:59,007 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:05:59,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:05:59,007 INFO L85 PathProgramCache]: Analyzing trace with hash 855016759, now seen corresponding path program 1 times [2024-11-12 02:05:59,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:05:59,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798574308] [2024-11-12 02:05:59,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:05:59,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:05:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:05:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:05:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:05:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:05:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:05:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:05:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:05:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:05:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:05:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:05:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:05:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:05:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:05:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:05:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:05:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:05:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:05:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:05:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:05:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:05:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:05:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:05:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:05:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:05:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:05:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:05:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:05:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:05:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:05:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:05:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:05:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:05:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:05:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:05:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:05:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:05:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:05:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:05:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:05:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:05:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:05:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:05:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:05:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:05:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:05:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:05:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:05:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:05:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:05:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:05:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:05:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:05:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:05:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:05:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:05:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:05:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:05:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:05:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:05:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:05:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:05:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:05:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:05:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:05:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:05:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:05:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:05:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:05:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:05:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:05:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:05:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:05:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:05:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:05:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:05:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:05:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:05:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:05:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:05:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:05:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:05:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:05:59,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:05:59,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:05:59,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798574308] [2024-11-12 02:05:59,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798574308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:05:59,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:05:59,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 02:05:59,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642804342] [2024-11-12 02:05:59,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:05:59,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 02:05:59,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:05:59,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 02:05:59,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:05:59,876 INFO L87 Difference]: Start difference. First operand 1069 states and 1765 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:00,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:00,428 INFO L93 Difference]: Finished difference Result 2911 states and 4839 transitions. [2024-11-12 02:06:00,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 02:06:00,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 498 [2024-11-12 02:06:00,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:00,439 INFO L225 Difference]: With dead ends: 2911 [2024-11-12 02:06:00,440 INFO L226 Difference]: Without dead ends: 1845 [2024-11-12 02:06:00,444 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 02:06:00,447 INFO L435 NwaCegarLoop]: 385 mSDtfsCounter, 350 mSDsluCounter, 979 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 1364 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:00,448 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 1364 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 02:06:00,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2024-11-12 02:06:00,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1683. [2024-11-12 02:06:00,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1683 states, 1336 states have (on average 1.6167664670658684) internal successors, (2160), 1343 states have internal predecessors, (2160), 330 states have call successors, (330), 16 states have call predecessors, (330), 16 states have return successors, (330), 323 states have call predecessors, (330), 330 states have call successors, (330) [2024-11-12 02:06:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1683 states and 2820 transitions. [2024-11-12 02:06:00,552 INFO L78 Accepts]: Start accepts. Automaton has 1683 states and 2820 transitions. Word has length 498 [2024-11-12 02:06:00,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:00,553 INFO L471 AbstractCegarLoop]: Abstraction has 1683 states and 2820 transitions. [2024-11-12 02:06:00,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2820 transitions. [2024-11-12 02:06:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-11-12 02:06:00,557 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:00,557 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:00,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 02:06:00,558 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:00,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:00,558 INFO L85 PathProgramCache]: Analyzing trace with hash 2146364130, now seen corresponding path program 1 times [2024-11-12 02:06:00,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:00,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54046037] [2024-11-12 02:06:00,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:00,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:06:01,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:01,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54046037] [2024-11-12 02:06:01,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54046037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:06:01,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:06:01,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:06:01,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624977602] [2024-11-12 02:06:01,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:06:01,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:06:01,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:01,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:06:01,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:06:01,675 INFO L87 Difference]: Start difference. First operand 1683 states and 2820 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:01,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:01,840 INFO L93 Difference]: Finished difference Result 4219 states and 7064 transitions. [2024-11-12 02:06:01,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:06:01,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 499 [2024-11-12 02:06:01,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:01,860 INFO L225 Difference]: With dead ends: 4219 [2024-11-12 02:06:01,860 INFO L226 Difference]: Without dead ends: 3021 [2024-11-12 02:06:01,865 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:06:01,867 INFO L435 NwaCegarLoop]: 388 mSDtfsCounter, 234 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:01,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 771 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:06:01,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3021 states. [2024-11-12 02:06:02,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3021 to 3019. [2024-11-12 02:06:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3019 states, 2411 states have (on average 1.6138531729572791) internal successors, (3891), 2425 states have internal predecessors, (3891), 579 states have call successors, (579), 28 states have call predecessors, (579), 28 states have return successors, (579), 565 states have call predecessors, (579), 579 states have call successors, (579) [2024-11-12 02:06:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 3019 states and 5049 transitions. [2024-11-12 02:06:02,097 INFO L78 Accepts]: Start accepts. Automaton has 3019 states and 5049 transitions. Word has length 499 [2024-11-12 02:06:02,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:02,098 INFO L471 AbstractCegarLoop]: Abstraction has 3019 states and 5049 transitions. [2024-11-12 02:06:02,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 5049 transitions. [2024-11-12 02:06:02,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-12 02:06:02,103 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:02,103 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:02,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 02:06:02,104 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:02,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:02,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1463131675, now seen corresponding path program 1 times [2024-11-12 02:06:02,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:02,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061069104] [2024-11-12 02:06:02,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:02,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:04,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:06:04,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:04,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061069104] [2024-11-12 02:06:04,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061069104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:06:04,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:06:04,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-12 02:06:04,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998773850] [2024-11-12 02:06:04,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:06:04,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 02:06:04,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:04,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 02:06:04,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-12 02:06:04,339 INFO L87 Difference]: Start difference. First operand 3019 states and 5049 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:11,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:11,345 INFO L93 Difference]: Finished difference Result 13561 states and 22534 transitions. [2024-11-12 02:06:11,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-12 02:06:11,346 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 500 [2024-11-12 02:06:11,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:11,404 INFO L225 Difference]: With dead ends: 13561 [2024-11-12 02:06:11,405 INFO L226 Difference]: Without dead ends: 11062 [2024-11-12 02:06:11,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2024-11-12 02:06:11,416 INFO L435 NwaCegarLoop]: 815 mSDtfsCounter, 2924 mSDsluCounter, 4798 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 962 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2924 SdHoareTripleChecker+Valid, 5613 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 962 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:11,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2924 Valid, 5613 Invalid, 3689 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [962 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-12 02:06:11,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11062 states. [2024-11-12 02:06:11,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11062 to 3901. [2024-11-12 02:06:11,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3901 states, 3043 states have (on average 1.5770621097601052) internal successors, (4799), 3055 states have internal predecessors, (4799), 805 states have call successors, (805), 52 states have call predecessors, (805), 52 states have return successors, (805), 793 states have call predecessors, (805), 805 states have call successors, (805) [2024-11-12 02:06:11,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 6409 transitions. [2024-11-12 02:06:11,991 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 6409 transitions. Word has length 500 [2024-11-12 02:06:11,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:11,992 INFO L471 AbstractCegarLoop]: Abstraction has 3901 states and 6409 transitions. [2024-11-12 02:06:11,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 6409 transitions. [2024-11-12 02:06:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-12 02:06:11,997 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:11,997 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:11,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 02:06:11,998 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:11,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:11,999 INFO L85 PathProgramCache]: Analyzing trace with hash 26697499, now seen corresponding path program 1 times [2024-11-12 02:06:11,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:11,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274180514] [2024-11-12 02:06:11,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:11,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:12,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 9 proven. 231 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:13,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:13,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274180514] [2024-11-12 02:06:13,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274180514] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:13,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75771257] [2024-11-12 02:06:13,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:13,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:13,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:13,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:13,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 02:06:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:13,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 02:06:13,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 1010 proven. 231 refuted. 0 times theorem prover too weak. 11719 trivial. 0 not checked. [2024-11-12 02:06:15,293 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 9 proven. 231 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:16,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75771257] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:06:16,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:06:16,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-11-12 02:06:16,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898723460] [2024-11-12 02:06:16,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:06:16,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 02:06:16,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:16,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 02:06:16,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:06:16,343 INFO L87 Difference]: Start difference. First operand 3901 states and 6409 transitions. Second operand has 15 states, 15 states have (on average 15.8) internal successors, (237), 15 states have internal predecessors, (237), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-11-12 02:06:18,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:18,445 INFO L93 Difference]: Finished difference Result 11292 states and 18289 transitions. [2024-11-12 02:06:18,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-12 02:06:18,447 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 15.8) internal successors, (237), 15 states have internal predecessors, (237), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) Word has length 500 [2024-11-12 02:06:18,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:18,511 INFO L225 Difference]: With dead ends: 11292 [2024-11-12 02:06:18,511 INFO L226 Difference]: Without dead ends: 7760 [2024-11-12 02:06:18,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1181 GetRequests, 1153 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=577, Unknown=0, NotChecked=0, Total=812 [2024-11-12 02:06:18,531 INFO L435 NwaCegarLoop]: 326 mSDtfsCounter, 1932 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 1098 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2013 SdHoareTripleChecker+Valid, 1793 SdHoareTripleChecker+Invalid, 2133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1098 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:18,531 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2013 Valid, 1793 Invalid, 2133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1098 Valid, 1035 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-12 02:06:18,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7760 states. [2024-11-12 02:06:19,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7760 to 7492. [2024-11-12 02:06:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7492 states, 5829 states have (on average 1.5532681420483787) internal successors, (9054), 5853 states have internal predecessors, (9054), 1529 states have call successors, (1529), 133 states have call predecessors, (1529), 133 states have return successors, (1529), 1505 states have call predecessors, (1529), 1529 states have call successors, (1529) [2024-11-12 02:06:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7492 states to 7492 states and 12112 transitions. [2024-11-12 02:06:19,397 INFO L78 Accepts]: Start accepts. Automaton has 7492 states and 12112 transitions. Word has length 500 [2024-11-12 02:06:19,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:19,398 INFO L471 AbstractCegarLoop]: Abstraction has 7492 states and 12112 transitions. [2024-11-12 02:06:19,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.8) internal successors, (237), 15 states have internal predecessors, (237), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-11-12 02:06:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 7492 states and 12112 transitions. [2024-11-12 02:06:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-11-12 02:06:19,406 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:19,406 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:19,427 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 02:06:19,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:19,607 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:19,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:19,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1502910423, now seen corresponding path program 1 times [2024-11-12 02:06:19,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:19,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340289375] [2024-11-12 02:06:19,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:19,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 114 proven. 126 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:20,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:20,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340289375] [2024-11-12 02:06:20,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340289375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:20,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922454013] [2024-11-12 02:06:20,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:20,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:20,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:20,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:20,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 02:06:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:20,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 02:06:20,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 4304 proven. 48 refuted. 0 times theorem prover too weak. 8608 trivial. 0 not checked. [2024-11-12 02:06:20,909 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 192 proven. 48 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:21,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922454013] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:06:21,285 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:06:21,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-12 02:06:21,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006127643] [2024-11-12 02:06:21,286 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:06:21,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 02:06:21,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:21,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 02:06:21,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-12 02:06:21,290 INFO L87 Difference]: Start difference. First operand 7492 states and 12112 transitions. Second operand has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) [2024-11-12 02:06:22,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:22,327 INFO L93 Difference]: Finished difference Result 11926 states and 19127 transitions. [2024-11-12 02:06:22,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-12 02:06:22,328 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) Word has length 501 [2024-11-12 02:06:22,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:22,361 INFO L225 Difference]: With dead ends: 11926 [2024-11-12 02:06:22,361 INFO L226 Difference]: Without dead ends: 5069 [2024-11-12 02:06:22,380 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1176 GetRequests, 1160 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-11-12 02:06:22,381 INFO L435 NwaCegarLoop]: 292 mSDtfsCounter, 732 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 514 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 733 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 514 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:22,381 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [733 Valid, 716 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [514 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 02:06:22,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5069 states. [2024-11-12 02:06:22,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5069 to 4879. [2024-11-12 02:06:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4879 states, 3806 states have (on average 1.5399369416710458) internal successors, (5861), 3814 states have internal predecessors, (5861), 977 states have call successors, (977), 95 states have call predecessors, (977), 95 states have return successors, (977), 969 states have call predecessors, (977), 977 states have call successors, (977) [2024-11-12 02:06:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4879 states and 7815 transitions. [2024-11-12 02:06:22,880 INFO L78 Accepts]: Start accepts. Automaton has 4879 states and 7815 transitions. Word has length 501 [2024-11-12 02:06:22,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:22,881 INFO L471 AbstractCegarLoop]: Abstraction has 4879 states and 7815 transitions. [2024-11-12 02:06:22,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.5) internal successors, (164), 8 states have internal predecessors, (164), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) [2024-11-12 02:06:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 4879 states and 7815 transitions. [2024-11-12 02:06:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-12 02:06:22,886 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:22,886 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:22,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-12 02:06:23,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-12 02:06:23,088 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:23,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:23,088 INFO L85 PathProgramCache]: Analyzing trace with hash -558331398, now seen corresponding path program 1 times [2024-11-12 02:06:23,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:23,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676478316] [2024-11-12 02:06:23,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:23,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:06:23,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:23,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676478316] [2024-11-12 02:06:23,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676478316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:06:23,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:06:23,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:06:23,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058542085] [2024-11-12 02:06:23,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:06:23,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:06:23,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:23,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:06:23,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:06:23,609 INFO L87 Difference]: Start difference. First operand 4879 states and 7815 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:24,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:24,154 INFO L93 Difference]: Finished difference Result 9021 states and 14479 transitions. [2024-11-12 02:06:24,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:06:24,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 504 [2024-11-12 02:06:24,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:24,181 INFO L225 Difference]: With dead ends: 9021 [2024-11-12 02:06:24,181 INFO L226 Difference]: Without dead ends: 6813 [2024-11-12 02:06:24,190 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:06:24,191 INFO L435 NwaCegarLoop]: 482 mSDtfsCounter, 242 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 853 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:24,191 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 853 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:06:24,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6813 states. [2024-11-12 02:06:24,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6813 to 5463. [2024-11-12 02:06:24,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5463 states, 4390 states have (on average 1.5546697038724373) internal successors, (6825), 4398 states have internal predecessors, (6825), 977 states have call successors, (977), 95 states have call predecessors, (977), 95 states have return successors, (977), 969 states have call predecessors, (977), 977 states have call successors, (977) [2024-11-12 02:06:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5463 states to 5463 states and 8779 transitions. [2024-11-12 02:06:24,741 INFO L78 Accepts]: Start accepts. Automaton has 5463 states and 8779 transitions. Word has length 504 [2024-11-12 02:06:24,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:24,742 INFO L471 AbstractCegarLoop]: Abstraction has 5463 states and 8779 transitions. [2024-11-12 02:06:24,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 5463 states and 8779 transitions. [2024-11-12 02:06:24,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2024-11-12 02:06:24,747 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:24,748 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:24,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 02:06:24,748 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:24,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:24,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1402336900, now seen corresponding path program 1 times [2024-11-12 02:06:24,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:24,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096670234] [2024-11-12 02:06:24,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:24,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 123 proven. 117 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:25,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:25,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096670234] [2024-11-12 02:06:25,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096670234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:25,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665945098] [2024-11-12 02:06:25,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:25,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:25,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:25,418 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:25,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 02:06:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:25,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 02:06:25,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 5300 proven. 66 refuted. 0 times theorem prover too weak. 7594 trivial. 0 not checked. [2024-11-12 02:06:26,011 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 174 proven. 66 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:26,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665945098] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:06:26,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:06:26,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-12 02:06:26,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243429722] [2024-11-12 02:06:26,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:06:26,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 02:06:26,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:26,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 02:06:26,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-12 02:06:26,403 INFO L87 Difference]: Start difference. First operand 5463 states and 8779 transitions. Second operand has 9 states, 9 states have (on average 22.333333333333332) internal successors, (201), 9 states have internal predecessors, (201), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) [2024-11-12 02:06:27,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:27,267 INFO L93 Difference]: Finished difference Result 8479 states and 13588 transitions. [2024-11-12 02:06:27,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-12 02:06:27,268 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 22.333333333333332) internal successors, (201), 9 states have internal predecessors, (201), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) Word has length 504 [2024-11-12 02:06:27,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:27,284 INFO L225 Difference]: With dead ends: 8479 [2024-11-12 02:06:27,284 INFO L226 Difference]: Without dead ends: 3597 [2024-11-12 02:06:27,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1182 GetRequests, 1166 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:06:27,297 INFO L435 NwaCegarLoop]: 291 mSDtfsCounter, 895 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 599 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 599 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:27,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 711 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [599 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 02:06:27,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3597 states. [2024-11-12 02:06:27,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3597 to 3327. [2024-11-12 02:06:27,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3327 states, 2736 states have (on average 1.5464181286549707) internal successors, (4231), 2740 states have internal predecessors, (4231), 529 states have call successors, (529), 61 states have call predecessors, (529), 61 states have return successors, (529), 525 states have call predecessors, (529), 529 states have call successors, (529) [2024-11-12 02:06:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 5289 transitions. [2024-11-12 02:06:27,541 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 5289 transitions. Word has length 504 [2024-11-12 02:06:27,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:27,542 INFO L471 AbstractCegarLoop]: Abstraction has 3327 states and 5289 transitions. [2024-11-12 02:06:27,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 22.333333333333332) internal successors, (201), 9 states have internal predecessors, (201), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) [2024-11-12 02:06:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 5289 transitions. [2024-11-12 02:06:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-12 02:06:27,548 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:27,549 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:27,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-12 02:06:27,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:27,750 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:27,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:27,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1213340795, now seen corresponding path program 1 times [2024-11-12 02:06:27,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:27,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228652545] [2024-11-12 02:06:27,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:27,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 02:06:28,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1188022563] [2024-11-12 02:06:28,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:28,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:28,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:28,111 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:28,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 02:06:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:28,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-12 02:06:28,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:43,002 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-12 02:06:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 6180 proven. 90 refuted. 0 times theorem prover too weak. 6690 trivial. 0 not checked. [2024-11-12 02:06:45,379 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:06:45,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:45,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228652545] [2024-11-12 02:06:45,754 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 02:06:45,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188022563] [2024-11-12 02:06:45,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188022563] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:45,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 02:06:45,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2024-11-12 02:06:45,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227144266] [2024-11-12 02:06:45,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:06:45,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 02:06:45,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:45,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 02:06:45,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-12 02:06:45,757 INFO L87 Difference]: Start difference. First operand 3327 states and 5289 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:47,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:47,741 INFO L93 Difference]: Finished difference Result 10083 states and 16126 transitions. [2024-11-12 02:06:47,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 02:06:47,742 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 505 [2024-11-12 02:06:47,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:47,770 INFO L225 Difference]: With dead ends: 10083 [2024-11-12 02:06:47,771 INFO L226 Difference]: Without dead ends: 7559 [2024-11-12 02:06:47,780 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1016 GetRequests, 1000 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:06:47,782 INFO L435 NwaCegarLoop]: 393 mSDtfsCounter, 1487 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 629 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 629 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:47,782 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 822 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [629 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-12 02:06:47,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7559 states. [2024-11-12 02:06:48,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7559 to 4663. [2024-11-12 02:06:48,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4663 states, 3895 states have (on average 1.5486521181001283) internal successors, (6032), 3907 states have internal predecessors, (6032), 681 states have call successors, (681), 86 states have call predecessors, (681), 86 states have return successors, (681), 669 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-12 02:06:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 4663 states and 7394 transitions. [2024-11-12 02:06:48,356 INFO L78 Accepts]: Start accepts. Automaton has 4663 states and 7394 transitions. Word has length 505 [2024-11-12 02:06:48,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:48,357 INFO L471 AbstractCegarLoop]: Abstraction has 4663 states and 7394 transitions. [2024-11-12 02:06:48,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4663 states and 7394 transitions. [2024-11-12 02:06:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-12 02:06:48,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:48,363 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:48,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-12 02:06:48,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:48,565 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:48,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:48,565 INFO L85 PathProgramCache]: Analyzing trace with hash -475576133, now seen corresponding path program 1 times [2024-11-12 02:06:48,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:48,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694952630] [2024-11-12 02:06:48,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:48,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-11-12 02:06:49,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:49,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694952630] [2024-11-12 02:06:49,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694952630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:06:49,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:06:49,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 02:06:49,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782624057] [2024-11-12 02:06:49,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:06:49,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 02:06:49,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:49,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 02:06:49,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 02:06:49,271 INFO L87 Difference]: Start difference. First operand 4663 states and 7394 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:49,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:49,967 INFO L93 Difference]: Finished difference Result 8109 states and 12900 transitions. [2024-11-12 02:06:49,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 02:06:49,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 505 [2024-11-12 02:06:49,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:49,989 INFO L225 Difference]: With dead ends: 8109 [2024-11-12 02:06:49,989 INFO L226 Difference]: Without dead ends: 5999 [2024-11-12 02:06:49,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 02:06:49,997 INFO L435 NwaCegarLoop]: 472 mSDtfsCounter, 307 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:49,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 819 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 02:06:50,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5999 states. [2024-11-12 02:06:50,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5999 to 4663. [2024-11-12 02:06:50,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4663 states, 3895 states have (on average 1.5486521181001283) internal successors, (6032), 3907 states have internal predecessors, (6032), 681 states have call successors, (681), 86 states have call predecessors, (681), 86 states have return successors, (681), 669 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-12 02:06:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 4663 states and 7394 transitions. [2024-11-12 02:06:50,587 INFO L78 Accepts]: Start accepts. Automaton has 4663 states and 7394 transitions. Word has length 505 [2024-11-12 02:06:50,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:50,588 INFO L471 AbstractCegarLoop]: Abstraction has 4663 states and 7394 transitions. [2024-11-12 02:06:50,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-11-12 02:06:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 4663 states and 7394 transitions. [2024-11-12 02:06:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-12 02:06:50,594 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:50,594 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:50,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 02:06:50,595 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:50,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:50,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1319581635, now seen corresponding path program 1 times [2024-11-12 02:06:50,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:50,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741284609] [2024-11-12 02:06:50,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:50,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:50,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 150 proven. 90 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:51,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:51,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741284609] [2024-11-12 02:06:51,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741284609] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:51,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695079062] [2024-11-12 02:06:51,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:51,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:51,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:51,147 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:51,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 02:06:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:51,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 02:06:51,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 6180 proven. 90 refuted. 0 times theorem prover too weak. 6690 trivial. 0 not checked. [2024-11-12 02:06:51,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:52,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 150 proven. 90 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:52,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1695079062] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:06:52,285 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:06:52,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-12 02:06:52,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950690404] [2024-11-12 02:06:52,286 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:06:52,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 02:06:52,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:52,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 02:06:52,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-12 02:06:52,288 INFO L87 Difference]: Start difference. First operand 4663 states and 7394 transitions. Second operand has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 11 states have internal predecessors, (178), 3 states have call successors, (141), 2 states have call predecessors, (141), 4 states have return successors, (142), 3 states have call predecessors, (142), 3 states have call successors, (142) [2024-11-12 02:06:53,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:06:53,928 INFO L93 Difference]: Finished difference Result 10641 states and 16760 transitions. [2024-11-12 02:06:53,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 02:06:53,929 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 11 states have internal predecessors, (178), 3 states have call successors, (141), 2 states have call predecessors, (141), 4 states have return successors, (142), 3 states have call predecessors, (142), 3 states have call successors, (142) Word has length 505 [2024-11-12 02:06:53,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:06:53,955 INFO L225 Difference]: With dead ends: 10641 [2024-11-12 02:06:53,955 INFO L226 Difference]: Without dead ends: 7133 [2024-11-12 02:06:53,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1186 GetRequests, 1167 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2024-11-12 02:06:53,968 INFO L435 NwaCegarLoop]: 468 mSDtfsCounter, 980 mSDsluCounter, 1105 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 1145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 02:06:53,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 1573 Invalid, 1145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 02:06:53,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7133 states. [2024-11-12 02:06:54,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7133 to 5625. [2024-11-12 02:06:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5625 states, 4852 states have (on average 1.5640972794723824) internal successors, (7589), 4864 states have internal predecessors, (7589), 681 states have call successors, (681), 91 states have call predecessors, (681), 91 states have return successors, (681), 669 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-12 02:06:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5625 states to 5625 states and 8951 transitions. [2024-11-12 02:06:54,592 INFO L78 Accepts]: Start accepts. Automaton has 5625 states and 8951 transitions. Word has length 505 [2024-11-12 02:06:54,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:06:54,593 INFO L471 AbstractCegarLoop]: Abstraction has 5625 states and 8951 transitions. [2024-11-12 02:06:54,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 11 states have internal predecessors, (178), 3 states have call successors, (141), 2 states have call predecessors, (141), 4 states have return successors, (142), 3 states have call predecessors, (142), 3 states have call successors, (142) [2024-11-12 02:06:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 5625 states and 8951 transitions. [2024-11-12 02:06:54,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2024-11-12 02:06:54,599 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:06:54,599 INFO L218 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:06:54,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-12 02:06:54,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-12 02:06:54,804 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:06:54,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:06:54,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1074275221, now seen corresponding path program 1 times [2024-11-12 02:06:54,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:06:54,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512330580] [2024-11-12 02:06:54,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:06:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:06:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:06:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:06:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:06:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:06:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:06:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:06:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:06:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:06:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:06:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:06:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:06:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:06:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:06:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:06:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:06:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:06:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 02:06:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:06:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-12 02:06:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:06:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:06:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:06:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:06:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:06:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:06:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:06:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:06:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:06:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 02:06:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:06:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:06:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:06:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:06:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:06:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:06:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 02:06:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:06:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-12 02:06:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-12 02:06:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-12 02:06:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:06:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:06:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:06:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:06:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:06:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:06:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:06:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:06:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:06:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:06:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:06:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:06:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:06:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:06:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:06:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:06:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:06:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:06:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-12 02:06:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-12 02:06:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-12 02:06:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-12 02:06:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-12 02:06:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-12 02:06:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-12 02:06:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-12 02:06:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-12 02:06:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-12 02:06:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-12 02:06:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-12 02:06:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-12 02:06:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-12 02:06:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:06:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-12 02:06:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-12 02:06:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-12 02:06:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-12 02:06:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-11-12 02:06:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 02:06:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-11-12 02:06:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 66 proven. 174 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:55,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:06:55,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512330580] [2024-11-12 02:06:55,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512330580] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:06:55,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366759440] [2024-11-12 02:06:55,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:06:55,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:06:55,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:06:55,569 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:06:55,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 02:06:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:06:55,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-12 02:06:55,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:06:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 5288 proven. 342 refuted. 0 times theorem prover too weak. 7330 trivial. 0 not checked. [2024-11-12 02:06:57,067 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:06:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 66 proven. 174 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-11-12 02:06:57,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [366759440] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:06:57,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:06:57,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 17 [2024-11-12 02:06:57,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110443399] [2024-11-12 02:06:57,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:06:57,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-12 02:06:57,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:06:57,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-12 02:06:57,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-11-12 02:06:57,637 INFO L87 Difference]: Start difference. First operand 5625 states and 8951 transitions. Second operand has 17 states, 17 states have (on average 12.941176470588236) internal successors, (220), 17 states have internal predecessors, (220), 4 states have call successors, (197), 3 states have call predecessors, (197), 5 states have return successors, (198), 4 states have call predecessors, (198), 4 states have call successors, (198)