./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.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 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:37:52,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:37:52,842 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:37:52,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:37:52,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:37:52,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:37:52,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:37:52,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:37:52,890 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:37:52,891 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:37:52,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:37:52,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:37:52,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:37:52,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:37:52,894 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:37:52,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:37:52,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:37:52,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:37:52,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:37:52,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:37:52,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:37:52,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:37:52,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:37:52,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:37:52,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:37:52,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:37:52,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:37:52,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:37:52,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:37:52,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:37:52,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:37:52,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:37:52,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:37:52,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:37:52,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:37:52,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:37:52,904 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:37:52,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:37:52,904 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:37:52,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:37:52,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:37:52,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:37:52,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd [2024-10-13 00:37:53,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:37:53,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:37:53,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:37:53,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:37:53,194 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:37:53,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-13 00:37:54,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:37:54,890 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:37:54,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-13 00:37:54,907 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6038c49a7/fcf977c366e0472193e210c59d9b2ae6/FLAG60fc90ea3 [2024-10-13 00:37:54,924 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6038c49a7/fcf977c366e0472193e210c59d9b2ae6 [2024-10-13 00:37:54,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:37:54,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:37:54,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:37:54,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:37:54,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:37:54,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:37:54" (1/1) ... [2024-10-13 00:37:54,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a095263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:54, skipping insertion in model container [2024-10-13 00:37:54,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:37:54" (1/1) ... [2024-10-13 00:37:54,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:37:55,163 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i[916,929] [2024-10-13 00:37:55,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:37:55,305 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:37:55,315 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i[916,929] [2024-10-13 00:37:55,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:37:55,405 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:37:55,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55 WrapperNode [2024-10-13 00:37:55,405 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:37:55,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:37:55,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:37:55,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:37:55,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,481 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 424 [2024-10-13 00:37:55,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:37:55,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:37:55,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:37:55,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:37:55,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,500 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,522 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 00:37:55,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:37:55,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:37:55,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:37:55,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:37:55,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (1/1) ... [2024-10-13 00:37:55,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:37:55,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:37:55,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 00:37:55,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 00:37:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:37:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:37:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:37:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:37:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:37:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:37:55,825 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:37:55,827 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:37:56,395 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-13 00:37:56,395 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:37:56,455 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:37:56,456 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:37:56,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:37:56 BoogieIcfgContainer [2024-10-13 00:37:56,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:37:56,459 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:37:56,460 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:37:56,463 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:37:56,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:37:54" (1/3) ... [2024-10-13 00:37:56,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad84178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:37:56, skipping insertion in model container [2024-10-13 00:37:56,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:37:55" (2/3) ... [2024-10-13 00:37:56,465 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad84178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:37:56, skipping insertion in model container [2024-10-13 00:37:56,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:37:56" (3/3) ... [2024-10-13 00:37:56,467 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-13 00:37:56,481 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:37:56,481 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:37:56,555 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:37:56,561 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;@5d449813, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:37:56,561 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:37:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-13 00:37:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-13 00:37:56,593 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:37:56,595 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:37:56,595 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:37:56,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:37:56,602 INFO L85 PathProgramCache]: Analyzing trace with hash -47449088, now seen corresponding path program 1 times [2024-10-13 00:37:56,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:37:56,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200115242] [2024-10-13 00:37:56,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:37:56,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:37:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:37:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:37:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:37:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:37:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:37:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:37:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:37:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:37:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:37:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:37:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:37:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:37:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:37:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:37:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:37:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:37:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:37:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:37:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:37:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 00:37:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:37:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:37:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:37:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:37:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:37:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:37:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:37:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:37:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:37:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 00:37:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 00:37:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 00:37:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 00:37:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 00:37:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:37:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 00:37:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:37:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 00:37:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:37:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 00:37:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:37:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 00:37:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 00:37:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-13 00:37:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-13 00:37:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 00:37:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:37:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 00:37:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 00:37:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 00:37:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:37:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 00:37:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:37:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 00:37:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:37:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 00:37:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:37:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 00:37:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 00:37:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 00:37:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 00:37:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:37:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:37:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:37:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 00:37:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 00:37:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 00:37:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 00:37:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-13 00:37:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 00:37:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 00:37:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 00:37:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 00:37:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:37:57,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:37:57,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200115242] [2024-10-13 00:37:57,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200115242] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:37:57,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:37:57,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:37:57,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848553910] [2024-10-13 00:37:57,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:37:57,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:37:57,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:37:57,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:37:57,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:37:57,603 INFO L87 Difference]: Start difference. First operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:37:57,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:37:57,689 INFO L93 Difference]: Finished difference Result 349 states and 651 transitions. [2024-10-13 00:37:57,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:37:57,693 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 434 [2024-10-13 00:37:57,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:37:57,708 INFO L225 Difference]: With dead ends: 349 [2024-10-13 00:37:57,708 INFO L226 Difference]: Without dead ends: 174 [2024-10-13 00:37:57,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:37:57,722 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:37:57,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 282 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:37:57,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-10-13 00:37:57,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2024-10-13 00:37:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 99 states have (on average 1.404040404040404) internal successors, (139), 99 states have internal predecessors, (139), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-13 00:37:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 285 transitions. [2024-10-13 00:37:57,808 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 285 transitions. Word has length 434 [2024-10-13 00:37:57,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:37:57,808 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 285 transitions. [2024-10-13 00:37:57,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:37:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 285 transitions. [2024-10-13 00:37:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-13 00:37:57,822 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:37:57,822 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:37:57,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:37:57,824 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:37:57,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:37:57,825 INFO L85 PathProgramCache]: Analyzing trace with hash 129610046, now seen corresponding path program 1 times [2024-10-13 00:37:57,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:37:57,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357996883] [2024-10-13 00:37:57,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:37:57,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:37:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:37:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:37:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:37:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:37:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:37:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:37:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:37:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:37:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:37:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:37:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:37:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:37:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:37:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:37:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:37:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:37:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:37:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:37:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:37:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 00:37:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:37:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:37:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:37:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:37:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:37:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:37:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:37:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:37:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:37:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 00:37:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 00:37:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 00:37:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 00:37:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 00:37:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:37:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 00:37:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:37:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 00:37:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:37:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 00:37:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:37:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 00:37:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 00:37:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-13 00:37:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-13 00:37:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 00:37:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:37:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 00:37:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 00:37:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 00:37:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:37:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 00:37:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:37:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 00:37:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:37:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 00:37:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:37:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 00:37:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 00:37:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 00:37:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 00:37:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:37:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:37:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:37:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 00:37:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 00:37:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 00:37:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 00:37:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-13 00:37:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 00:37:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 00:37:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 00:37:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 00:37:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:37:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:37:58,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:37:58,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357996883] [2024-10-13 00:37:58,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357996883] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:37:58,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:37:58,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:37:58,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838999300] [2024-10-13 00:37:58,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:37:58,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:37:58,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:37:58,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:37:58,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:37:58,347 INFO L87 Difference]: Start difference. First operand 174 states and 285 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:37:58,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:37:58,448 INFO L93 Difference]: Finished difference Result 480 states and 785 transitions. [2024-10-13 00:37:58,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:37:58,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 434 [2024-10-13 00:37:58,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:37:58,458 INFO L225 Difference]: With dead ends: 480 [2024-10-13 00:37:58,458 INFO L226 Difference]: Without dead ends: 307 [2024-10-13 00:37:58,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:37:58,465 INFO L432 NwaCegarLoop]: 429 mSDtfsCounter, 218 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:37:58,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 696 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:37:58,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2024-10-13 00:37:58,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 304. [2024-10-13 00:37:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.388235294117647) internal successors, (236), 171 states have internal predecessors, (236), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-13 00:37:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 498 transitions. [2024-10-13 00:37:58,530 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 498 transitions. Word has length 434 [2024-10-13 00:37:58,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:37:58,535 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 498 transitions. [2024-10-13 00:37:58,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:37:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 498 transitions. [2024-10-13 00:37:58,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 00:37:58,543 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:37:58,544 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:37:58,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:37:58,544 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:37:58,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:37:58,545 INFO L85 PathProgramCache]: Analyzing trace with hash 354939081, now seen corresponding path program 1 times [2024-10-13 00:37:58,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:37:58,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663937122] [2024-10-13 00:37:58,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:37:58,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:37:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:38:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:38:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:38:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:38:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:38:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:38:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:38:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:38:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:38:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:38:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:38:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:38:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:38:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:38:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:38:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:38:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:38:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:38:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:38:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 00:38:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:38:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:38:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:38:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:38:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:38:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:38:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:38:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:38:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:38:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 00:38:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 00:38:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 00:38:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 00:38:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 00:38:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:38:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 00:38:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:38:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 00:38:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:38:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 00:38:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:38:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 00:38:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 00:38:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-13 00:38:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-13 00:38:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 00:38:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:38:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 00:38:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 00:38:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 00:38:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:38:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 00:38:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:38:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 00:38:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:38:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 00:38:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:38:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 00:38:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 00:38:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 00:38:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 00:38:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:38:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:38:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:38:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 00:38:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 00:38:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 00:38:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 00:38:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-13 00:38:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 00:38:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 00:38:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 00:38:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 00:38:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:38:02,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:38:02,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663937122] [2024-10-13 00:38:02,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663937122] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:38:02,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:38:02,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:38:02,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828906933] [2024-10-13 00:38:02,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:38:02,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:38:02,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:38:02,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:38:02,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:38:02,488 INFO L87 Difference]: Start difference. First operand 304 states and 498 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:03,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:38:03,037 INFO L93 Difference]: Finished difference Result 900 states and 1472 transitions. [2024-10-13 00:38:03,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:38:03,038 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-13 00:38:03,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:38:03,051 INFO L225 Difference]: With dead ends: 900 [2024-10-13 00:38:03,052 INFO L226 Difference]: Without dead ends: 597 [2024-10-13 00:38:03,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 00:38:03,055 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 287 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:38:03,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1701 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:38:03,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2024-10-13 00:38:03,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 312. [2024-10-13 00:38:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-13 00:38:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-13 00:38:03,128 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-13 00:38:03,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:38:03,130 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-13 00:38:03,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-13 00:38:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 00:38:03,137 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:38:03,138 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:38:03,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:38:03,138 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:38:03,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:38:03,139 INFO L85 PathProgramCache]: Analyzing trace with hash -77385271, now seen corresponding path program 1 times [2024-10-13 00:38:03,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:38:03,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991574301] [2024-10-13 00:38:03,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:38:03,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:38:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:38:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:38:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:38:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:38:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:38:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:38:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:38:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:38:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:38:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:38:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:38:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:38:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:38:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:38:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:38:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:38:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:38:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:38:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:38:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 00:38:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:38:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:38:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:38:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:38:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:38:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:38:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:38:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:38:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:38:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 00:38:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 00:38:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 00:38:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 00:38:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 00:38:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:38:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 00:38:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:38:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 00:38:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:38:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 00:38:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:38:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 00:38:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 00:38:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-13 00:38:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-13 00:38:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 00:38:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:38:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 00:38:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 00:38:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 00:38:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:38:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 00:38:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:38:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 00:38:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:38:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 00:38:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:38:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 00:38:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 00:38:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 00:38:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 00:38:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:38:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:38:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:38:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 00:38:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 00:38:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 00:38:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 00:38:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-13 00:38:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 00:38:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 00:38:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 00:38:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 00:38:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:38:03,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:38:03,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991574301] [2024-10-13 00:38:03,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991574301] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:38:03,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:38:03,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:38:03,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467100787] [2024-10-13 00:38:03,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:38:03,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:38:03,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:38:03,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:38:03,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:38:03,788 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:04,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:38:04,233 INFO L93 Difference]: Finished difference Result 1191 states and 1943 transitions. [2024-10-13 00:38:04,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:38:04,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-13 00:38:04,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:38:04,244 INFO L225 Difference]: With dead ends: 1191 [2024-10-13 00:38:04,244 INFO L226 Difference]: Without dead ends: 880 [2024-10-13 00:38:04,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:38:04,249 INFO L432 NwaCegarLoop]: 535 mSDtfsCounter, 545 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1448 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:38:04,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 1448 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:38:04,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-13 00:38:04,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 312. [2024-10-13 00:38:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-13 00:38:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-13 00:38:04,355 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-13 00:38:04,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:38:04,358 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-13 00:38:04,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-13 00:38:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 00:38:04,366 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:38:04,367 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:38:04,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:38:04,367 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:38:04,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:38:04,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1697622091, now seen corresponding path program 1 times [2024-10-13 00:38:04,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:38:04,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869373269] [2024-10-13 00:38:04,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:38:04,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:38:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:38:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:38:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:38:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:38:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:38:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:38:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:38:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:38:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:38:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:38:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:38:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:38:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:38:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:38:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:38:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:38:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:38:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:38:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:38:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 00:38:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:38:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:38:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:38:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:38:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:38:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:38:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:38:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:38:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:38:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 00:38:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 00:38:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 00:38:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 00:38:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 00:38:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:38:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 00:38:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:38:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 00:38:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:38:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 00:38:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:38:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 00:38:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 00:38:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-13 00:38:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-13 00:38:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 00:38:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:38:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 00:38:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 00:38:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 00:38:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:38:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 00:38:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:38:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 00:38:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:38:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-13 00:38:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:38:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 00:38:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 00:38:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 00:38:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 00:38:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:38:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:38:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:38:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 00:38:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 00:38:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 00:38:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 00:38:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-13 00:38:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 00:38:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 00:38:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 00:38:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-13 00:38:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:38:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:38:04,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:38:04,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869373269] [2024-10-13 00:38:04,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869373269] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:38:04,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:38:04,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:38:04,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391259780] [2024-10-13 00:38:04,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:38:04,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:38:04,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:38:04,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:38:04,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:38:04,904 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:05,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:38:05,291 INFO L93 Difference]: Finished difference Result 1191 states and 1941 transitions. [2024-10-13 00:38:05,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:38:05,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-13 00:38:05,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:38:05,300 INFO L225 Difference]: With dead ends: 1191 [2024-10-13 00:38:05,300 INFO L226 Difference]: Without dead ends: 880 [2024-10-13 00:38:05,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:38:05,303 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 535 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:38:05,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 1477 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:38:05,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-13 00:38:05,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 304. [2024-10-13 00:38:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.3764705882352941) internal successors, (234), 171 states have internal predecessors, (234), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-13 00:38:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 496 transitions. [2024-10-13 00:38:05,366 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 496 transitions. Word has length 435 [2024-10-13 00:38:05,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:38:05,367 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 496 transitions. [2024-10-13 00:38:05,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:38:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 496 transitions. [2024-10-13 00:38:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 00:38:05,375 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:38:05,375 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:38:05,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:38:05,376 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:38:05,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:38:05,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1337726350, now seen corresponding path program 1 times [2024-10-13 00:38:05,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:38:05,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822525408] [2024-10-13 00:38:05,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:38:05,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:38:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat