./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-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-79.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 68466dc8851e15d5c55e16cb6abd8cdccbbd4db381e8ec074cd8097ac9916cb7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:58:24,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:58:24,142 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:58:24,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:58:24,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:58:24,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:58:24,194 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:58:24,194 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:58:24,195 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:58:24,195 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:58:24,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:58:24,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:58:24,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:58:24,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:58:24,200 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:58:24,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:58:24,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:58:24,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:58:24,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:58:24,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:58:24,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:58:24,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:58:24,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:58:24,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:58:24,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:58:24,206 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:58:24,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:58:24,206 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:58:24,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:58:24,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:58:24,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:58:24,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:58:24,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:58:24,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:58:24,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:58:24,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:58:24,213 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:58:24,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:58:24,213 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:58:24,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:58:24,214 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:58:24,216 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:58:24,216 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68466dc8851e15d5c55e16cb6abd8cdccbbd4db381e8ec074cd8097ac9916cb7 [2024-10-24 05:58:24,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:58:24,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:58:24,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:58:24,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:58:24,501 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:58:24,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-79.i [2024-10-24 05:58:25,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:58:26,256 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:58:26,256 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-79.i [2024-10-24 05:58:26,274 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1463026/54f9c7943f1549d493140a3aaf267e2b/FLAG0a194fa96 [2024-10-24 05:58:26,293 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1463026/54f9c7943f1549d493140a3aaf267e2b [2024-10-24 05:58:26,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:58:26,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:58:26,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:58:26,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:58:26,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:58:26,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56be9673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26, skipping insertion in model container [2024-10-24 05:58:26,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,344 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:58:26,525 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-79.i[916,929] [2024-10-24 05:58:26,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:58:26,661 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:58:26,704 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-79.i[916,929] [2024-10-24 05:58:26,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:58:26,824 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:58:26,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26 WrapperNode [2024-10-24 05:58:26,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:58:26,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:58:26,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:58:26,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:58:26,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,928 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 421 [2024-10-24 05:58:26,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:58:26,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:58:26,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:58:26,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:58:26,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,951 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,989 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]. [2024-10-24 05:58:26,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:26,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:58:27,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:58:27,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:58:27,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:58:27,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (1/1) ... [2024-10-24 05:58:27,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:58:27,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:58:27,083 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) [2024-10-24 05:58:27,089 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 [2024-10-24 05:58:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:58:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:58:27,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:58:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:58:27,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:58:27,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:58:27,272 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:58:27,274 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:58:27,907 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-24 05:58:27,908 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:58:27,970 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:58:27,970 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:58:27,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:58:27 BoogieIcfgContainer [2024-10-24 05:58:27,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:58:27,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:58:27,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:58:27,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:58:27,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:58:26" (1/3) ... [2024-10-24 05:58:27,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569d595a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:58:27, skipping insertion in model container [2024-10-24 05:58:27,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:58:26" (2/3) ... [2024-10-24 05:58:27,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569d595a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:58:27, skipping insertion in model container [2024-10-24 05:58:27,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:58:27" (3/3) ... [2024-10-24 05:58:27,981 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-79.i [2024-10-24 05:58:27,994 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:58:27,995 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:58:28,076 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:58:28,084 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;@fb797a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:58:28,085 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:58:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 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) [2024-10-24 05:58:28,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-24 05:58:28,112 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:28,113 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] [2024-10-24 05:58:28,114 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:28,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:28,121 INFO L85 PathProgramCache]: Analyzing trace with hash 13306941, now seen corresponding path program 1 times [2024-10-24 05:58:28,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:28,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399509108] [2024-10-24 05:58:28,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:28,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:28,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:28,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399509108] [2024-10-24 05:58:28,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399509108] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:28,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:28,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:58:28,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464626486] [2024-10-24 05:58:28,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:28,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:58:28,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:29,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:58:29,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:58:29,007 INFO L87 Difference]: Start difference. First operand has 171 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 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 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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) [2024-10-24 05:58:29,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:58:29,083 INFO L93 Difference]: Finished difference Result 339 states and 631 transitions. [2024-10-24 05:58:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:58:29,087 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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 437 [2024-10-24 05:58:29,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:58:29,099 INFO L225 Difference]: With dead ends: 339 [2024-10-24 05:58:29,099 INFO L226 Difference]: Without dead ends: 169 [2024-10-24 05:58:29,106 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 [2024-10-24 05:58:29,110 INFO L432 NwaCegarLoop]: 271 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, 271 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 [2024-10-24 05:58:29,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 271 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:58:29,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-10-24 05:58:29,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-10-24 05:58:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 94 states have (on average 1.3617021276595744) internal successors, (128), 94 states have internal predecessors, (128), 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) [2024-10-24 05:58:29,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 274 transitions. [2024-10-24 05:58:29,250 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 274 transitions. Word has length 437 [2024-10-24 05:58:29,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:58:29,250 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 274 transitions. [2024-10-24 05:58:29,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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) [2024-10-24 05:58:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 274 transitions. [2024-10-24 05:58:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-24 05:58:29,269 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:29,270 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] [2024-10-24 05:58:29,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:58:29,270 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:29,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:29,271 INFO L85 PathProgramCache]: Analyzing trace with hash -666624797, now seen corresponding path program 1 times [2024-10-24 05:58:29,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:29,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400001666] [2024-10-24 05:58:29,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:29,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:29,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:30,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:30,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400001666] [2024-10-24 05:58:30,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400001666] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:30,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:30,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:58:30,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932298552] [2024-10-24 05:58:30,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:30,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:58:30,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:30,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:58:30,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:58:30,371 INFO L87 Difference]: Start difference. First operand 169 states and 274 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2024-10-24 05:58:30,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:58:30,451 INFO L93 Difference]: Finished difference Result 505 states and 820 transitions. [2024-10-24 05:58:30,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:58:30,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 437 [2024-10-24 05:58:30,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:58:30,458 INFO L225 Difference]: With dead ends: 505 [2024-10-24 05:58:30,459 INFO L226 Difference]: Without dead ends: 337 [2024-10-24 05:58:30,460 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 [2024-10-24 05:58:30,461 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 131 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:58:30,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 541 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:58:30,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-10-24 05:58:30,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2024-10-24 05:58:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 186 states have (on average 1.3548387096774193) internal successors, (252), 186 states have internal predecessors, (252), 146 states have call successors, (146), 2 states have call predecessors, (146), 2 states have return successors, (146), 146 states have call predecessors, (146), 146 states have call successors, (146) [2024-10-24 05:58:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 544 transitions. [2024-10-24 05:58:30,554 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 544 transitions. Word has length 437 [2024-10-24 05:58:30,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:58:30,559 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 544 transitions. [2024-10-24 05:58:30,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2024-10-24 05:58:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 544 transitions. [2024-10-24 05:58:30,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-24 05:58:30,568 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:30,568 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, 1] [2024-10-24 05:58:30,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 05:58:30,569 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:30,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:30,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1320983860, now seen corresponding path program 1 times [2024-10-24 05:58:30,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:30,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211618481] [2024-10-24 05:58:30,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:30,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:31,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:31,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211618481] [2024-10-24 05:58:31,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211618481] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:31,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:31,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:58:31,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729311279] [2024-10-24 05:58:31,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:31,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:58:31,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:31,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:58:31,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:58:31,570 INFO L87 Difference]: Start difference. First operand 335 states and 544 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 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) [2024-10-24 05:58:32,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:58:32,012 INFO L93 Difference]: Finished difference Result 684 states and 1107 transitions. [2024-10-24 05:58:32,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:58:32,012 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 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 438 [2024-10-24 05:58:32,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:58:32,020 INFO L225 Difference]: With dead ends: 684 [2024-10-24 05:58:32,020 INFO L226 Difference]: Without dead ends: 350 [2024-10-24 05:58:32,023 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-24 05:58:32,024 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 197 mSDsluCounter, 659 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 05:58:32,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 932 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 05:58:32,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2024-10-24 05:58:32,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 335. [2024-10-24 05:58:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 186 states have (on average 1.3494623655913978) internal successors, (251), 186 states have internal predecessors, (251), 146 states have call successors, (146), 2 states have call predecessors, (146), 2 states have return successors, (146), 146 states have call predecessors, (146), 146 states have call successors, (146) [2024-10-24 05:58:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 543 transitions. [2024-10-24 05:58:32,088 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 543 transitions. Word has length 438 [2024-10-24 05:58:32,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:58:32,091 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 543 transitions. [2024-10-24 05:58:32,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 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) [2024-10-24 05:58:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 543 transitions. [2024-10-24 05:58:32,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-24 05:58:32,127 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:32,128 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, 1, 1] [2024-10-24 05:58:32,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 05:58:32,128 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:32,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:32,129 INFO L85 PathProgramCache]: Analyzing trace with hash -215226147, now seen corresponding path program 1 times [2024-10-24 05:58:32,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:32,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411981537] [2024-10-24 05:58:32,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:32,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:32,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:32,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411981537] [2024-10-24 05:58:32,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411981537] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:32,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:32,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:58:32,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087556278] [2024-10-24 05:58:32,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:32,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:58:32,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:32,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:58:32,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:58:32,682 INFO L87 Difference]: Start difference. First operand 335 states and 543 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2024-10-24 05:58:32,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:58:32,718 INFO L93 Difference]: Finished difference Result 679 states and 1103 transitions. [2024-10-24 05:58:32,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:58:32,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 439 [2024-10-24 05:58:32,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:58:32,724 INFO L225 Difference]: With dead ends: 679 [2024-10-24 05:58:32,724 INFO L226 Difference]: Without dead ends: 345 [2024-10-24 05:58:32,727 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 [2024-10-24 05:58:32,729 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 18 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:58:32,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 551 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:58:32,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2024-10-24 05:58:32,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 335. [2024-10-24 05:58:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 186 states have (on average 1.3387096774193548) internal successors, (249), 186 states have internal predecessors, (249), 146 states have call successors, (146), 2 states have call predecessors, (146), 2 states have return successors, (146), 146 states have call predecessors, (146), 146 states have call successors, (146) [2024-10-24 05:58:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 541 transitions. [2024-10-24 05:58:32,809 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 541 transitions. Word has length 439 [2024-10-24 05:58:32,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:58:32,815 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 541 transitions. [2024-10-24 05:58:32,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2024-10-24 05:58:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 541 transitions. [2024-10-24 05:58:32,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-24 05:58:32,821 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:32,821 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, 1, 1] [2024-10-24 05:58:32,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 05:58:32,822 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:32,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:32,822 INFO L85 PathProgramCache]: Analyzing trace with hash 485838431, now seen corresponding path program 1 times [2024-10-24 05:58:32,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:32,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349498248] [2024-10-24 05:58:32,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:32,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:33,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:33,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349498248] [2024-10-24 05:58:33,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349498248] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:33,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:33,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 05:58:33,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436710520] [2024-10-24 05:58:33,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:33,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 05:58:33,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:33,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 05:58:33,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 05:58:33,582 INFO L87 Difference]: Start difference. First operand 335 states and 541 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2024-10-24 05:58:37,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:58:41,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:58:45,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:58:49,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:58:53,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:58:53,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:58:53,928 INFO L93 Difference]: Finished difference Result 1033 states and 1669 transitions. [2024-10-24 05:58:53,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 05:58:53,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 439 [2024-10-24 05:58:53,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:58:53,936 INFO L225 Difference]: With dead ends: 1033 [2024-10-24 05:58:53,936 INFO L226 Difference]: Without dead ends: 699 [2024-10-24 05:58:53,938 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 [2024-10-24 05:58:53,939 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 296 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 1207 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-10-24 05:58:53,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 1207 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 160 Invalid, 5 Unknown, 0 Unchecked, 20.3s Time] [2024-10-24 05:58:53,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2024-10-24 05:58:54,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 529. [2024-10-24 05:58:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 324 states have (on average 1.4074074074074074) internal successors, (456), 326 states have internal predecessors, (456), 200 states have call successors, (200), 4 states have call predecessors, (200), 4 states have return successors, (200), 198 states have call predecessors, (200), 200 states have call successors, (200) [2024-10-24 05:58:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 856 transitions. [2024-10-24 05:58:54,035 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 856 transitions. Word has length 439 [2024-10-24 05:58:54,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:58:54,036 INFO L471 AbstractCegarLoop]: Abstraction has 529 states and 856 transitions. [2024-10-24 05:58:54,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2024-10-24 05:58:54,037 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 856 transitions. [2024-10-24 05:58:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-10-24 05:58:54,043 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:58:54,043 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, 1, 1] [2024-10-24 05:58:54,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 05:58:54,044 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:58:54,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:58:54,045 INFO L85 PathProgramCache]: Analyzing trace with hash -23634659, now seen corresponding path program 1 times [2024-10-24 05:58:54,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:58:54,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112272594] [2024-10-24 05:58:54,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:58:54,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:58:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:58:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:58:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:58:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:58:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:58:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:58:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:58:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:58:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:58:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:58:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:58:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:58:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:58:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:58:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:58:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:58:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:58:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:58:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:58:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:58:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:58:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:58:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:58:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:58:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:58:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:58:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:58:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:58:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:58:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:58:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:58:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:58:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:58:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:58:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:58:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:58:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:58:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:58:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:58:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:58:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:58:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:58:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:58:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:58:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:58:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:58:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:58:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:58:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:58:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:58:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:58:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:58:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:58:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:58:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:58:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:58:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:58:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:58:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:58:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:58:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:58:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:58:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:58:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:58:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:58:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:58:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:58:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:58:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:58:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:58:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:58:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:58:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:58:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:58:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:58:54,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:58:54,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112272594] [2024-10-24 05:58:54,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112272594] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:58:54,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:58:54,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:58:54,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199243200] [2024-10-24 05:58:54,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:58:54,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:58:54,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:58:54,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:58:54,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:58:54,964 INFO L87 Difference]: Start difference. First operand 529 states and 856 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2024-10-24 05:58:58,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:59:03,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-10-24 05:59:03,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:59:03,074 INFO L93 Difference]: Finished difference Result 1383 states and 2229 transitions. [2024-10-24 05:59:03,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:59:03,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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 439 [2024-10-24 05:59:03,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:59:03,083 INFO L225 Difference]: With dead ends: 1383 [2024-10-24 05:59:03,083 INFO L226 Difference]: Without dead ends: 855 [2024-10-24 05:59:03,085 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 [2024-10-24 05:59:03,086 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 149 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:59:03,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 534 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2024-10-24 05:59:03,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-10-24 05:59:03,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 853. [2024-10-24 05:59:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 498 states have (on average 1.3634538152610443) internal successors, (679), 500 states have internal predecessors, (679), 346 states have call successors, (346), 8 states have call predecessors, (346), 8 states have return successors, (346), 344 states have call predecessors, (346), 346 states have call successors, (346) [2024-10-24 05:59:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1371 transitions. [2024-10-24 05:59:03,203 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1371 transitions. Word has length 439 [2024-10-24 05:59:03,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:59:03,203 INFO L471 AbstractCegarLoop]: Abstraction has 853 states and 1371 transitions. [2024-10-24 05:59:03,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2024-10-24 05:59:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1371 transitions. [2024-10-24 05:59:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-10-24 05:59:03,206 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:59:03,207 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, 1, 1, 1] [2024-10-24 05:59:03,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 05:59:03,207 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:59:03,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:59:03,208 INFO L85 PathProgramCache]: Analyzing trace with hash 2056633955, now seen corresponding path program 1 times [2024-10-24 05:59:03,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:59:03,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705413517] [2024-10-24 05:59:03,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:59:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:59:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:59:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:59:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:59:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:59:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:59:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:59:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:59:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:59:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:59:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:59:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:59:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:59:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:59:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:59:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:59:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:59:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:59:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:59:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:59:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:59:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:59:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:59:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:59:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:59:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:59:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:59:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:59:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:59:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:59:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:59:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:59:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:59:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:59:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:59:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:59:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:59:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:59:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:59:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:59:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:59:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:59:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:59:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:59:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:59:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:59:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:59:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:59:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:59:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:59:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:59:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:59:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:59:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:59:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:59:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:59:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:59:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:59:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:59:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:59:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:59:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:59:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:59:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:59:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:59:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:59:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:59:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:59:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:59:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:59:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:59:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:59:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:59:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-24 05:59:03,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:59:03,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705413517] [2024-10-24 05:59:03,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705413517] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:59:03,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:59:03,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 05:59:03,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64563022] [2024-10-24 05:59:03,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:59:03,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 05:59:03,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:59:03,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 05:59:03,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:59:03,852 INFO L87 Difference]: Start difference. First operand 853 states and 1371 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2024-10-24 05:59:03,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:59:03,949 INFO L93 Difference]: Finished difference Result 1736 states and 2770 transitions. [2024-10-24 05:59:03,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 05:59:03,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 440 [2024-10-24 05:59:03,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:59:03,957 INFO L225 Difference]: With dead ends: 1736 [2024-10-24 05:59:03,957 INFO L226 Difference]: Without dead ends: 884 [2024-10-24 05:59:03,962 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 05:59:03,964 INFO L432 NwaCegarLoop]: 278 mSDtfsCounter, 30 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:59:03,964 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 523 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:59:03,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2024-10-24 05:59:04,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 883. [2024-10-24 05:59:04,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 883 states, 518 states have (on average 1.337837837837838) internal successors, (693), 521 states have internal predecessors, (693), 350 states have call successors, (350), 14 states have call predecessors, (350), 14 states have return successors, (350), 347 states have call predecessors, (350), 350 states have call successors, (350) [2024-10-24 05:59:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1393 transitions. [2024-10-24 05:59:04,127 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1393 transitions. Word has length 440 [2024-10-24 05:59:04,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:59:04,128 INFO L471 AbstractCegarLoop]: Abstraction has 883 states and 1393 transitions. [2024-10-24 05:59:04,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2024-10-24 05:59:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1393 transitions. [2024-10-24 05:59:04,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-10-24 05:59:04,133 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:59:04,134 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, 1, 1, 1, 1] [2024-10-24 05:59:04,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 05:59:04,135 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:59:04,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:59:04,135 INFO L85 PathProgramCache]: Analyzing trace with hash 323644603, now seen corresponding path program 1 times [2024-10-24 05:59:04,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:59:04,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735615203] [2024-10-24 05:59:04,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:04,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:59:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:59:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:59:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:59:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:59:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:59:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:59:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:59:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:59:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:59:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:59:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:59:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:59:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:59:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:59:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:59:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:59:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:59:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:59:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:59:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:59:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:59:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:59:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:59:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:59:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:59:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:59:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:59:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:59:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:59:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:59:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:59:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:59:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:59:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:59:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:59:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:59:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:59:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:59:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:59:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:59:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:59:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:59:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:59:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:59:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:59:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:59:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:59:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:04,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:59:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:59:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:59:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:59:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:59:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:59:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:59:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:59:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:59:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:59:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:59:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:59:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:59:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:59:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:59:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:59:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:59:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:59:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:59:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:59:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:59:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:59:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:59:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:59:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:59:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:59:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 42 proven. 174 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-24 05:59:05,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:59:05,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735615203] [2024-10-24 05:59:05,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735615203] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:59:05,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194822529] [2024-10-24 05:59:05,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:05,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:05,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:59:05,132 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 05:59:05,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 05:59:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:05,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-24 05:59:05,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:59:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3348 proven. 174 refuted. 0 times theorem prover too weak. 6990 trivial. 0 not checked. [2024-10-24 05:59:07,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 05:59:08,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 42 proven. 174 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-24 05:59:08,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194822529] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 05:59:08,316 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 05:59:08,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 17 [2024-10-24 05:59:08,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894938624] [2024-10-24 05:59:08,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 05:59:08,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-24 05:59:08,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:59:08,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-24 05:59:08,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2024-10-24 05:59:08,320 INFO L87 Difference]: Start difference. First operand 883 states and 1393 transitions. Second operand has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 17 states have internal predecessors, (222), 5 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (205), 5 states have call predecessors, (205), 5 states have call successors, (205) [2024-10-24 05:59:09,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:59:09,197 INFO L93 Difference]: Finished difference Result 1386 states and 2147 transitions. [2024-10-24 05:59:09,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 05:59:09,198 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 17 states have internal predecessors, (222), 5 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (205), 5 states have call predecessors, (205), 5 states have call successors, (205) Word has length 441 [2024-10-24 05:59:09,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:59:09,208 INFO L225 Difference]: With dead ends: 1386 [2024-10-24 05:59:09,208 INFO L226 Difference]: Without dead ends: 947 [2024-10-24 05:59:09,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1042 GetRequests, 1017 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2024-10-24 05:59:09,212 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 201 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 05:59:09,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 639 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 05:59:09,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2024-10-24 05:59:09,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 907. [2024-10-24 05:59:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 907 states, 536 states have (on average 1.3097014925373134) internal successors, (702), 539 states have internal predecessors, (702), 350 states have call successors, (350), 20 states have call predecessors, (350), 20 states have return successors, (350), 347 states have call predecessors, (350), 350 states have call successors, (350) [2024-10-24 05:59:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1402 transitions. [2024-10-24 05:59:09,346 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1402 transitions. Word has length 441 [2024-10-24 05:59:09,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:59:09,347 INFO L471 AbstractCegarLoop]: Abstraction has 907 states and 1402 transitions. [2024-10-24 05:59:09,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 17 states have internal predecessors, (222), 5 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (205), 5 states have call predecessors, (205), 5 states have call successors, (205) [2024-10-24 05:59:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1402 transitions. [2024-10-24 05:59:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-10-24 05:59:09,351 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:59:09,351 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, 1, 1, 1, 1] [2024-10-24 05:59:09,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 05:59:09,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:09,557 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:59:09,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:59:09,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1114275248, now seen corresponding path program 1 times [2024-10-24 05:59:09,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:59:09,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275598399] [2024-10-24 05:59:09,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:09,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:59:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:59:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:59:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:59:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:59:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:59:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:59:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:59:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:59:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:59:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:59:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:59:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:59:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:59:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:59:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:59:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:09,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:59:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:59:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:59:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:59:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:59:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:59:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:59:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:59:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:59:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:59:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:59:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:59:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:59:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:59:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:59:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:59:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:59:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:59:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:59:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:59:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:59:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:59:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:59:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:59:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:59:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:59:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:59:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:59:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:59:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:59:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:59:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:59:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:59:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:59:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:59:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:59:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:59:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:59:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:59:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:59:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:59:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:59:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:59:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:59:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:59:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:59:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:59:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:59:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:59:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:59:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:59:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:59:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:59:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:59:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:59:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:59:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:59:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:59:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 132 proven. 84 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-24 05:59:10,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:59:10,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275598399] [2024-10-24 05:59:10,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275598399] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:59:10,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137945123] [2024-10-24 05:59:10,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:10,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:10,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:59:10,207 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 05:59:10,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 05:59:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:10,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 05:59:10,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:59:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 4678 proven. 69 refuted. 0 times theorem prover too weak. 5765 trivial. 0 not checked. [2024-10-24 05:59:10,806 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 05:59:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 147 proven. 69 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-24 05:59:11,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137945123] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 05:59:11,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 05:59:11,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-24 05:59:11,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571792788] [2024-10-24 05:59:11,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 05:59:11,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 05:59:11,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:59:11,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 05:59:11,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-24 05:59:11,358 INFO L87 Difference]: Start difference. First operand 907 states and 1402 transitions. Second operand has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 9 states have internal predecessors, (141), 4 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) [2024-10-24 05:59:12,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:59:12,080 INFO L93 Difference]: Finished difference Result 1881 states and 2853 transitions. [2024-10-24 05:59:12,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 05:59:12,081 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 9 states have internal predecessors, (141), 4 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) Word has length 441 [2024-10-24 05:59:12,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:59:12,089 INFO L225 Difference]: With dead ends: 1881 [2024-10-24 05:59:12,089 INFO L226 Difference]: Without dead ends: 981 [2024-10-24 05:59:12,093 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1040 GetRequests, 1024 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-10-24 05:59:12,094 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 284 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 05:59:12,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 382 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 05:59:12,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2024-10-24 05:59:12,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 933. [2024-10-24 05:59:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 554 states have (on average 1.256317689530686) internal successors, (696), 557 states have internal predecessors, (696), 350 states have call successors, (350), 28 states have call predecessors, (350), 28 states have return successors, (350), 347 states have call predecessors, (350), 350 states have call successors, (350) [2024-10-24 05:59:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1396 transitions. [2024-10-24 05:59:12,251 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1396 transitions. Word has length 441 [2024-10-24 05:59:12,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:59:12,252 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1396 transitions. [2024-10-24 05:59:12,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.666666666666666) internal successors, (141), 9 states have internal predecessors, (141), 4 states have call successors, (124), 2 states have call predecessors, (124), 4 states have return successors, (126), 4 states have call predecessors, (126), 4 states have call successors, (126) [2024-10-24 05:59:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1396 transitions. [2024-10-24 05:59:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-24 05:59:12,256 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:59:12,256 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:59:12,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-24 05:59:12,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-24 05:59:12,461 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:59:12,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:59:12,462 INFO L85 PathProgramCache]: Analyzing trace with hash -564819901, now seen corresponding path program 1 times [2024-10-24 05:59:12,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:59:12,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670053290] [2024-10-24 05:59:12,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:12,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:59:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:59:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:59:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:59:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:59:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:59:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:59:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:59:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:59:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:59:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:59:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:59:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:59:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:59:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:59:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:59:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:59:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:59:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:59:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:59:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:59:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:59:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:59:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:59:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:59:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:59:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:59:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:59:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:59:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:59:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:59:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:59:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:59:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:59:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:59:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:59:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:59:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:59:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:59:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:59:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:59:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:59:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:59:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:59:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:59:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:59:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:59:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:59:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:59:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:59:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:59:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:59:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:59:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:59:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:59:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:59:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:59:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:59:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:59:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:59:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:59:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:59:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:59:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:59:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:59:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:59:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:59:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:59:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:59:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:59:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:59:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:59:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:59:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:59:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 264 proven. 162 refuted. 0 times theorem prover too weak. 10086 trivial. 0 not checked. [2024-10-24 05:59:14,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:59:14,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670053290] [2024-10-24 05:59:14,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670053290] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:59:14,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613234771] [2024-10-24 05:59:14,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:14,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:14,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:59:14,458 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 05:59:14,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 05:59:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:14,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-24 05:59:14,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:59:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 7375 proven. 330 refuted. 0 times theorem prover too weak. 2807 trivial. 0 not checked. [2024-10-24 05:59:17,550 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 05:59:20,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 387 proven. 252 refuted. 0 times theorem prover too weak. 9873 trivial. 0 not checked. [2024-10-24 05:59:20,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613234771] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 05:59:20,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 05:59:20,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 19, 17] total 45 [2024-10-24 05:59:20,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555281785] [2024-10-24 05:59:20,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 05:59:20,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-24 05:59:20,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:59:20,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-24 05:59:20,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1663, Unknown=0, NotChecked=0, Total=1980 [2024-10-24 05:59:20,562 INFO L87 Difference]: Start difference. First operand 933 states and 1396 transitions. Second operand has 45 states, 44 states have (on average 4.613636363636363) internal successors, (203), 42 states have internal predecessors, (203), 13 states have call successors, (165), 6 states have call predecessors, (165), 12 states have return successors, (165), 14 states have call predecessors, (165), 13 states have call successors, (165) [2024-10-24 05:59:34,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:59:34,142 INFO L93 Difference]: Finished difference Result 7629 states and 10754 transitions. [2024-10-24 05:59:34,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-10-24 05:59:34,143 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 4.613636363636363) internal successors, (203), 42 states have internal predecessors, (203), 13 states have call successors, (165), 6 states have call predecessors, (165), 12 states have return successors, (165), 14 states have call predecessors, (165), 13 states have call successors, (165) Word has length 444 [2024-10-24 05:59:34,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:59:34,192 INFO L225 Difference]: With dead ends: 7629 [2024-10-24 05:59:34,192 INFO L226 Difference]: Without dead ends: 6703 [2024-10-24 05:59:34,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1193 GetRequests, 1021 SyntacticMatches, 0 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10713 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=6585, Invalid=23517, Unknown=0, NotChecked=0, Total=30102 [2024-10-24 05:59:34,208 INFO L432 NwaCegarLoop]: 314 mSDtfsCounter, 2509 mSDsluCounter, 2648 mSDsCounter, 0 mSdLazyCounter, 5514 mSolverCounterSat, 2843 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2521 SdHoareTripleChecker+Valid, 2962 SdHoareTripleChecker+Invalid, 8357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2843 IncrementalHoareTripleChecker+Valid, 5514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-10-24 05:59:34,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2521 Valid, 2962 Invalid, 8357 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2843 Valid, 5514 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2024-10-24 05:59:34,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6703 states. [2024-10-24 05:59:34,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6703 to 1575. [2024-10-24 05:59:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1575 states, 971 states have (on average 1.2481977342945416) internal successors, (1212), 977 states have internal predecessors, (1212), 536 states have call successors, (536), 67 states have call predecessors, (536), 67 states have return successors, (536), 530 states have call predecessors, (536), 536 states have call successors, (536) [2024-10-24 05:59:34,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1575 states and 2284 transitions. [2024-10-24 05:59:34,761 INFO L78 Accepts]: Start accepts. Automaton has 1575 states and 2284 transitions. Word has length 444 [2024-10-24 05:59:34,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:59:34,762 INFO L471 AbstractCegarLoop]: Abstraction has 1575 states and 2284 transitions. [2024-10-24 05:59:34,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 4.613636363636363) internal successors, (203), 42 states have internal predecessors, (203), 13 states have call successors, (165), 6 states have call predecessors, (165), 12 states have return successors, (165), 14 states have call predecessors, (165), 13 states have call successors, (165) [2024-10-24 05:59:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2284 transitions. [2024-10-24 05:59:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-24 05:59:34,766 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:59:34,767 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 05:59:34,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-24 05:59:34,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:34,971 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:59:34,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:59:34,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1924709061, now seen corresponding path program 1 times [2024-10-24 05:59:34,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:59:34,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359274198] [2024-10-24 05:59:34,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:34,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:59:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:59:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:59:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:59:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:59:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:59:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:59:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 05:59:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 05:59:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 05:59:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 05:59:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 05:59:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 05:59:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 05:59:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 05:59:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 05:59:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 05:59:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 05:59:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 05:59:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 05:59:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-24 05:59:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 05:59:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-24 05:59:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 05:59:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 05:59:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 05:59:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 05:59:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 05:59:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:36,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 05:59:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 05:59:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 05:59:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 05:59:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 05:59:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 05:59:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 05:59:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 05:59:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 05:59:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 05:59:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 05:59:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 05:59:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 05:59:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 05:59:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 05:59:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 05:59:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 05:59:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 05:59:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 05:59:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 05:59:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 05:59:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 05:59:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 05:59:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 05:59:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 05:59:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-24 05:59:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-24 05:59:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 05:59:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-24 05:59:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-24 05:59:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 05:59:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 05:59:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-24 05:59:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 05:59:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 05:59:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 05:59:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 05:59:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-24 05:59:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 05:59:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-24 05:59:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-24 05:59:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 05:59:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-24 05:59:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-24 05:59:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-24 05:59:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-24 05:59:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 225 proven. 201 refuted. 0 times theorem prover too weak. 10086 trivial. 0 not checked. [2024-10-24 05:59:37,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:59:37,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359274198] [2024-10-24 05:59:37,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359274198] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:59:37,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798756854] [2024-10-24 05:59:37,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:59:37,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:59:37,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:59:37,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 05:59:37,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 05:59:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:59:37,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-24 05:59:37,605 INFO L278 TraceCheckSpWp]: Computing forward predicates...