./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.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 0dc1ea3f6d575c3373292fe3183b9746ee1849ecfd8e379a22948351cc030925 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 02:08:05,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 02:08:06,077 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 02:08:06,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 02:08:06,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 02:08:06,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 02:08:06,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 02:08:06,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 02:08:06,117 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 02:08:06,117 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 02:08:06,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 02:08:06,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 02:08:06,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 02:08:06,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 02:08:06,120 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 02:08:06,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 02:08:06,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 02:08:06,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 02:08:06,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 02:08:06,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 02:08:06,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 02:08:06,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 02:08:06,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 02:08:06,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 02:08:06,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 02:08:06,124 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 02:08:06,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 02:08:06,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 02:08:06,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 02:08:06,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 02:08:06,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 02:08:06,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 02:08:06,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:08:06,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 02:08:06,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 02:08:06,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 02:08:06,128 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 02:08:06,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 02:08:06,129 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 02:08:06,129 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 02:08:06,129 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 02:08:06,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 02:08:06,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dc1ea3f6d575c3373292fe3183b9746ee1849ecfd8e379a22948351cc030925 [2024-11-12 02:08:06,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 02:08:06,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 02:08:06,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 02:08:06,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 02:08:06,407 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 02:08:06,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-12 02:08:07,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 02:08:08,210 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 02:08:08,211 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-12 02:08:08,222 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb632d78f/36791abbe7ff457c85bfe164cb61d644/FLAGef6a53b79 [2024-11-12 02:08:08,235 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb632d78f/36791abbe7ff457c85bfe164cb61d644 [2024-11-12 02:08:08,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 02:08:08,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 02:08:08,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 02:08:08,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 02:08:08,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 02:08:08,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7851062c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08, skipping insertion in model container [2024-11-12 02:08:08,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 02:08:08,474 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i[916,929] [2024-11-12 02:08:08,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:08:08,650 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 02:08:08,661 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-32.i[916,929] [2024-11-12 02:08:08,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:08:08,747 INFO L204 MainTranslator]: Completed translation [2024-11-12 02:08:08,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08 WrapperNode [2024-11-12 02:08:08,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 02:08:08,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 02:08:08,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 02:08:08,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 02:08:08,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,839 INFO L138 Inliner]: procedures = 26, calls = 87, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 589 [2024-11-12 02:08:08,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 02:08:08,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 02:08:08,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 02:08:08,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 02:08:08,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,859 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,895 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 02:08:08,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:08,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:09,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 02:08:09,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 02:08:09,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 02:08:09,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 02:08:09,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (1/1) ... [2024-11-12 02:08:09,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:08:09,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:08:09,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 02:08:09,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 02:08:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 02:08:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 02:08:09,108 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 02:08:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 02:08:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 02:08:09,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 02:08:09,232 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 02:08:09,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 02:08:10,057 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-12 02:08:10,057 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 02:08:10,080 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 02:08:10,081 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 02:08:10,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:08:10 BoogieIcfgContainer [2024-11-12 02:08:10,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 02:08:10,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 02:08:10,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 02:08:10,088 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 02:08:10,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:08:08" (1/3) ... [2024-11-12 02:08:10,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4464fa77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:08:10, skipping insertion in model container [2024-11-12 02:08:10,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:08" (2/3) ... [2024-11-12 02:08:10,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4464fa77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:08:10, skipping insertion in model container [2024-11-12 02:08:10,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:08:10" (3/3) ... [2024-11-12 02:08:10,092 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-32.i [2024-11-12 02:08:10,107 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 02:08:10,108 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 02:08:10,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 02:08:10,191 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;@5f7f1a30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 02:08:10,191 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 02:08:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 166 states have (on average 1.5481927710843373) internal successors, (257), 167 states have internal predecessors, (257), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-12 02:08:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-12 02:08:10,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:10,241 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:10,242 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:10,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:10,250 INFO L85 PathProgramCache]: Analyzing trace with hash -449951100, now seen corresponding path program 1 times [2024-11-12 02:08:10,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:10,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211209688] [2024-11-12 02:08:10,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:10,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:10,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:11,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:11,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211209688] [2024-11-12 02:08:11,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211209688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:11,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:11,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 02:08:11,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155516588] [2024-11-12 02:08:11,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:11,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 02:08:11,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:11,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 02:08:11,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:08:11,306 INFO L87 Difference]: Start difference. First operand has 243 states, 166 states have (on average 1.5481927710843373) internal successors, (257), 167 states have internal predecessors, (257), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-12 02:08:11,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:11,387 INFO L93 Difference]: Finished difference Result 479 states and 878 transitions. [2024-11-12 02:08:11,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 02:08:11,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) Word has length 466 [2024-11-12 02:08:11,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:11,403 INFO L225 Difference]: With dead ends: 479 [2024-11-12 02:08:11,404 INFO L226 Difference]: Without dead ends: 239 [2024-11-12 02:08:11,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:08:11,418 INFO L435 NwaCegarLoop]: 398 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:11,419 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:08:11,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-12 02:08:11,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2024-11-12 02:08:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 163 states have (on average 1.5337423312883436) internal successors, (250), 163 states have internal predecessors, (250), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-12 02:08:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 398 transitions. [2024-11-12 02:08:11,504 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 398 transitions. Word has length 466 [2024-11-12 02:08:11,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:11,504 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 398 transitions. [2024-11-12 02:08:11,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-12 02:08:11,505 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 398 transitions. [2024-11-12 02:08:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-12 02:08:11,521 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:11,522 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:11,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 02:08:11,522 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:11,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:11,524 INFO L85 PathProgramCache]: Analyzing trace with hash -352252868, now seen corresponding path program 1 times [2024-11-12 02:08:11,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:11,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130397246] [2024-11-12 02:08:11,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:11,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:11,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:12,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:12,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130397246] [2024-11-12 02:08:12,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130397246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:12,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:12,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:08:12,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305302773] [2024-11-12 02:08:12,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:12,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:08:12,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:12,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:08:12,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:08:12,120 INFO L87 Difference]: Start difference. First operand 239 states and 398 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:12,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:12,204 INFO L93 Difference]: Finished difference Result 710 states and 1186 transitions. [2024-11-12 02:08:12,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:08:12,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 466 [2024-11-12 02:08:12,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:12,213 INFO L225 Difference]: With dead ends: 710 [2024-11-12 02:08:12,215 INFO L226 Difference]: Without dead ends: 474 [2024-11-12 02:08:12,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:08:12,219 INFO L435 NwaCegarLoop]: 473 mSDtfsCounter, 387 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:12,220 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 862 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:08:12,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2024-11-12 02:08:12,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 468. [2024-11-12 02:08:12,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 317 states have (on average 1.5331230283911672) internal successors, (486), 317 states have internal predecessors, (486), 148 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (148), 148 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-12 02:08:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 782 transitions. [2024-11-12 02:08:12,330 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 782 transitions. Word has length 466 [2024-11-12 02:08:12,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:12,334 INFO L471 AbstractCegarLoop]: Abstraction has 468 states and 782 transitions. [2024-11-12 02:08:12,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 782 transitions. [2024-11-12 02:08:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-12 02:08:12,343 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:12,344 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:12,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 02:08:12,344 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:12,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:12,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1373321222, now seen corresponding path program 1 times [2024-11-12 02:08:12,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:12,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465699726] [2024-11-12 02:08:12,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:12,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:12,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:13,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:13,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:13,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:13,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:13,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:13,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:13,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465699726] [2024-11-12 02:08:13,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465699726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:13,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:13,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:08:13,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175632046] [2024-11-12 02:08:13,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:13,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:08:13,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:13,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:08:13,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:08:13,026 INFO L87 Difference]: Start difference. First operand 468 states and 782 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:13,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:13,115 INFO L93 Difference]: Finished difference Result 1398 states and 2340 transitions. [2024-11-12 02:08:13,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:08:13,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 466 [2024-11-12 02:08:13,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:13,127 INFO L225 Difference]: With dead ends: 1398 [2024-11-12 02:08:13,127 INFO L226 Difference]: Without dead ends: 933 [2024-11-12 02:08:13,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:08:13,132 INFO L435 NwaCegarLoop]: 394 mSDtfsCounter, 232 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:13,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 782 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:08:13,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-11-12 02:08:13,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 929. [2024-11-12 02:08:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 628 states have (on average 1.5318471337579618) internal successors, (962), 628 states have internal predecessors, (962), 296 states have call successors, (296), 4 states have call predecessors, (296), 4 states have return successors, (296), 296 states have call predecessors, (296), 296 states have call successors, (296) [2024-11-12 02:08:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1554 transitions. [2024-11-12 02:08:13,234 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1554 transitions. Word has length 466 [2024-11-12 02:08:13,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:13,235 INFO L471 AbstractCegarLoop]: Abstraction has 929 states and 1554 transitions. [2024-11-12 02:08:13,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:13,236 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1554 transitions. [2024-11-12 02:08:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-12 02:08:13,242 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:13,242 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:13,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 02:08:13,243 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:13,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:13,244 INFO L85 PathProgramCache]: Analyzing trace with hash 401686140, now seen corresponding path program 1 times [2024-11-12 02:08:13,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:13,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706983848] [2024-11-12 02:08:13,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:13,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:14,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:14,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:14,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706983848] [2024-11-12 02:08:14,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706983848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:14,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:14,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-12 02:08:14,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027411681] [2024-11-12 02:08:14,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:14,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 02:08:14,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:14,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 02:08:14,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-12 02:08:14,996 INFO L87 Difference]: Start difference. First operand 929 states and 1554 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-12 02:08:18,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:18,002 INFO L93 Difference]: Finished difference Result 5223 states and 8775 transitions. [2024-11-12 02:08:18,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 02:08:18,003 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 466 [2024-11-12 02:08:18,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:18,029 INFO L225 Difference]: With dead ends: 5223 [2024-11-12 02:08:18,029 INFO L226 Difference]: Without dead ends: 4297 [2024-11-12 02:08:18,035 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:08:18,039 INFO L435 NwaCegarLoop]: 431 mSDtfsCounter, 2824 mSDsluCounter, 1617 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 2048 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 535 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:18,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 2048 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [535 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-12 02:08:18,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2024-11-12 02:08:18,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 3241. [2024-11-12 02:08:18,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 2448 states have (on average 1.619281045751634) internal successors, (3964), 2456 states have internal predecessors, (3964), 776 states have call successors, (776), 16 states have call predecessors, (776), 16 states have return successors, (776), 768 states have call predecessors, (776), 776 states have call successors, (776) [2024-11-12 02:08:18,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 5516 transitions. [2024-11-12 02:08:18,466 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 5516 transitions. Word has length 466 [2024-11-12 02:08:18,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:18,467 INFO L471 AbstractCegarLoop]: Abstraction has 3241 states and 5516 transitions. [2024-11-12 02:08:18,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 10 states have internal predecessors, (99), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-12 02:08:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 5516 transitions. [2024-11-12 02:08:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2024-11-12 02:08:18,477 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:18,477 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:18,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 02:08:18,478 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:18,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:18,478 INFO L85 PathProgramCache]: Analyzing trace with hash 824387966, now seen corresponding path program 1 times [2024-11-12 02:08:18,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:18,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541198457] [2024-11-12 02:08:18,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:18,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 42 proven. 177 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:19,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:19,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541198457] [2024-11-12 02:08:19,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541198457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:08:19,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810750531] [2024-11-12 02:08:19,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:19,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:19,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:08:19,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:08:19,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 02:08:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:19,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 02:08:19,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:08:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4545 proven. 63 refuted. 0 times theorem prover too weak. 6196 trivial. 0 not checked. [2024-11-12 02:08:20,774 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:08:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 156 proven. 63 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:21,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810750531] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:08:21,485 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:08:21,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 7] total 15 [2024-11-12 02:08:21,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035714814] [2024-11-12 02:08:21,485 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:08:21,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 02:08:21,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:21,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 02:08:21,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:08:21,489 INFO L87 Difference]: Start difference. First operand 3241 states and 5516 transitions. Second operand has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) [2024-11-12 02:08:27,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:27,434 INFO L93 Difference]: Finished difference Result 13797 states and 22861 transitions. [2024-11-12 02:08:27,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-11-12 02:08:27,435 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) Word has length 466 [2024-11-12 02:08:27,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:27,509 INFO L225 Difference]: With dead ends: 13797 [2024-11-12 02:08:27,509 INFO L226 Difference]: Without dead ends: 10559 [2024-11-12 02:08:27,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1158 GetRequests, 1082 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2244 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1292, Invalid=4714, Unknown=0, NotChecked=0, Total=6006 [2024-11-12 02:08:27,522 INFO L435 NwaCegarLoop]: 572 mSDtfsCounter, 3505 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 3182 mSolverCounterSat, 1985 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3523 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 5167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1985 IncrementalHoareTripleChecker+Valid, 3182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:27,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3523 Valid, 3407 Invalid, 5167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1985 Valid, 3182 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-12 02:08:27,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10559 states. [2024-11-12 02:08:28,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10559 to 7391. [2024-11-12 02:08:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7391 states, 5077 states have (on average 1.5062044514477053) internal successors, (7647), 5111 states have internal predecessors, (7647), 2215 states have call successors, (2215), 98 states have call predecessors, (2215), 98 states have return successors, (2215), 2181 states have call predecessors, (2215), 2215 states have call successors, (2215) [2024-11-12 02:08:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7391 states to 7391 states and 12077 transitions. [2024-11-12 02:08:28,551 INFO L78 Accepts]: Start accepts. Automaton has 7391 states and 12077 transitions. Word has length 466 [2024-11-12 02:08:28,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:28,552 INFO L471 AbstractCegarLoop]: Abstraction has 7391 states and 12077 transitions. [2024-11-12 02:08:28,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 18.133333333333333) internal successors, (272), 15 states have internal predecessors, (272), 6 states have call successors, (222), 3 states have call predecessors, (222), 6 states have return successors, (222), 6 states have call predecessors, (222), 6 states have call successors, (222) [2024-11-12 02:08:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 7391 states and 12077 transitions. [2024-11-12 02:08:28,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-12 02:08:28,559 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:28,559 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:28,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 02:08:28,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:28,761 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:28,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:28,762 INFO L85 PathProgramCache]: Analyzing trace with hash 94955134, now seen corresponding path program 1 times [2024-11-12 02:08:28,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:28,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808351770] [2024-11-12 02:08:28,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:29,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:29,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:29,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808351770] [2024-11-12 02:08:29,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808351770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:29,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:29,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 02:08:29,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717487843] [2024-11-12 02:08:29,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:29,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 02:08:29,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:29,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 02:08:29,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 02:08:29,632 INFO L87 Difference]: Start difference. First operand 7391 states and 12077 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:31,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:31,126 INFO L93 Difference]: Finished difference Result 20909 states and 34123 transitions. [2024-11-12 02:08:31,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 02:08:31,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-12 02:08:31,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:31,241 INFO L225 Difference]: With dead ends: 20909 [2024-11-12 02:08:31,241 INFO L226 Difference]: Without dead ends: 13544 [2024-11-12 02:08:31,267 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:08:31,268 INFO L435 NwaCegarLoop]: 576 mSDtfsCounter, 500 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:31,268 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 957 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 02:08:31,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13544 states. [2024-11-12 02:08:32,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13544 to 13339. [2024-11-12 02:08:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13339 states, 9169 states have (on average 1.489039153669975) internal successors, (13653), 9247 states have internal predecessors, (13653), 3983 states have call successors, (3983), 186 states have call predecessors, (3983), 186 states have return successors, (3983), 3905 states have call predecessors, (3983), 3983 states have call successors, (3983) [2024-11-12 02:08:33,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13339 states to 13339 states and 21619 transitions. [2024-11-12 02:08:33,125 INFO L78 Accepts]: Start accepts. Automaton has 13339 states and 21619 transitions. Word has length 468 [2024-11-12 02:08:33,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:33,126 INFO L471 AbstractCegarLoop]: Abstraction has 13339 states and 21619 transitions. [2024-11-12 02:08:33,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 13339 states and 21619 transitions. [2024-11-12 02:08:33,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-12 02:08:33,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:33,137 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:33,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 02:08:33,137 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:33,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:33,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1116023488, now seen corresponding path program 1 times [2024-11-12 02:08:33,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:33,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537929654] [2024-11-12 02:08:33,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:33,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:34,946 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-12 02:08:34,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:34,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537929654] [2024-11-12 02:08:34,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537929654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:08:34,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:08:34,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-12 02:08:34,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913185965] [2024-11-12 02:08:34,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:08:34,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 02:08:34,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:34,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 02:08:34,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-12 02:08:34,954 INFO L87 Difference]: Start difference. First operand 13339 states and 21619 transitions. Second operand has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:43,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:43,133 INFO L93 Difference]: Finished difference Result 42907 states and 69025 transitions. [2024-11-12 02:08:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-12 02:08:43,134 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-12 02:08:43,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:43,321 INFO L225 Difference]: With dead ends: 42907 [2024-11-12 02:08:43,321 INFO L226 Difference]: Without dead ends: 36481 [2024-11-12 02:08:43,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:08:43,376 INFO L435 NwaCegarLoop]: 437 mSDtfsCounter, 1608 mSDsluCounter, 3223 mSDsCounter, 0 mSdLazyCounter, 2004 mSolverCounterSat, 555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 3660 SdHoareTripleChecker+Invalid, 2559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 555 IncrementalHoareTripleChecker+Valid, 2004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:43,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1608 Valid, 3660 Invalid, 2559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [555 Valid, 2004 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-12 02:08:43,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36481 states. [2024-11-12 02:08:46,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36481 to 21825. [2024-11-12 02:08:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21825 states, 15668 states have (on average 1.5136584120500383) internal successors, (23716), 15825 states have internal predecessors, (23716), 5809 states have call successors, (5809), 347 states have call predecessors, (5809), 347 states have return successors, (5809), 5652 states have call predecessors, (5809), 5809 states have call successors, (5809) [2024-11-12 02:08:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21825 states to 21825 states and 35334 transitions. [2024-11-12 02:08:47,075 INFO L78 Accepts]: Start accepts. Automaton has 21825 states and 35334 transitions. Word has length 468 [2024-11-12 02:08:47,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:47,076 INFO L471 AbstractCegarLoop]: Abstraction has 21825 states and 35334 transitions. [2024-11-12 02:08:47,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 11 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-12 02:08:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 21825 states and 35334 transitions. [2024-11-12 02:08:47,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-12 02:08:47,088 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:47,088 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:47,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 02:08:47,088 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:47,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:47,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1334878206, now seen corresponding path program 1 times [2024-11-12 02:08:47,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:47,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633987534] [2024-11-12 02:08:47,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:47,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 153 proven. 66 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:47,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:47,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633987534] [2024-11-12 02:08:47,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633987534] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:08:47,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772898898] [2024-11-12 02:08:47,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:47,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:47,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:08:47,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:08:47,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 02:08:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:48,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 02:08:48,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:08:48,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4663 proven. 66 refuted. 0 times theorem prover too weak. 6075 trivial. 0 not checked. [2024-11-12 02:08:48,490 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:08:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 153 proven. 66 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:48,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772898898] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:08:48,916 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:08:48,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-12 02:08:48,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804345207] [2024-11-12 02:08:48,917 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:08:48,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 02:08:48,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:48,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 02:08:48,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 02:08:48,920 INFO L87 Difference]: Start difference. First operand 21825 states and 35334 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) [2024-11-12 02:08:49,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:49,653 INFO L93 Difference]: Finished difference Result 27991 states and 45537 transitions. [2024-11-12 02:08:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 02:08:49,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) Word has length 468 [2024-11-12 02:08:49,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:49,693 INFO L225 Difference]: With dead ends: 27991 [2024-11-12 02:08:49,694 INFO L226 Difference]: Without dead ends: 3791 [2024-11-12 02:08:49,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1090 GetRequests, 1080 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-12 02:08:49,757 INFO L435 NwaCegarLoop]: 311 mSDtfsCounter, 243 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:49,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 784 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 02:08:49,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3791 states. [2024-11-12 02:08:50,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3791 to 3717. [2024-11-12 02:08:50,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3717 states, 2708 states have (on average 1.4977843426883308) internal successors, (4056), 2729 states have internal predecessors, (4056), 941 states have call successors, (941), 67 states have call predecessors, (941), 67 states have return successors, (941), 920 states have call predecessors, (941), 941 states have call successors, (941) [2024-11-12 02:08:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3717 states and 5938 transitions. [2024-11-12 02:08:50,376 INFO L78 Accepts]: Start accepts. Automaton has 3717 states and 5938 transitions. Word has length 468 [2024-11-12 02:08:50,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:50,377 INFO L471 AbstractCegarLoop]: Abstraction has 3717 states and 5938 transitions. [2024-11-12 02:08:50,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 2 states have call successors, (96), 2 states have call predecessors, (96), 4 states have return successors, (97), 2 states have call predecessors, (97), 2 states have call successors, (97) [2024-11-12 02:08:50,377 INFO L276 IsEmpty]: Start isEmpty. Operand 3717 states and 5938 transitions. [2024-11-12 02:08:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2024-11-12 02:08:50,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:50,384 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:50,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-12 02:08:50,588 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,SelfDestructingSolverStorable7 [2024-11-12 02:08:50,590 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:50,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:50,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1521356727, now seen corresponding path program 1 times [2024-11-12 02:08:50,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:50,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409771993] [2024-11-12 02:08:50,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:50,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 162 proven. 57 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:51,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:51,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409771993] [2024-11-12 02:08:51,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409771993] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:08:51,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827576362] [2024-11-12 02:08:51,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:51,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:51,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:08:51,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:08:51,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 02:08:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:51,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-12 02:08:51,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:08:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 4306 proven. 108 refuted. 0 times theorem prover too weak. 6390 trivial. 0 not checked. [2024-11-12 02:08:51,868 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:08:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 162 proven. 57 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2024-11-12 02:08:52,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827576362] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:08:52,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:08:52,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 12 [2024-11-12 02:08:52,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369124719] [2024-11-12 02:08:52,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:08:52,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-12 02:08:52,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:08:52,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-12 02:08:52,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-12 02:08:52,195 INFO L87 Difference]: Start difference. First operand 3717 states and 5938 transitions. Second operand has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2024-11-12 02:08:54,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:08:54,278 INFO L93 Difference]: Finished difference Result 9887 states and 15729 transitions. [2024-11-12 02:08:54,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-12 02:08:54,280 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) Word has length 469 [2024-11-12 02:08:54,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:08:54,311 INFO L225 Difference]: With dead ends: 9887 [2024-11-12 02:08:54,312 INFO L226 Difference]: Without dead ends: 6225 [2024-11-12 02:08:54,323 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1114 GetRequests, 1080 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-12 02:08:54,324 INFO L435 NwaCegarLoop]: 486 mSDtfsCounter, 1038 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 2024 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-12 02:08:54,324 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1094 Valid, 2024 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-12 02:08:54,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6225 states. [2024-11-12 02:08:54,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6225 to 4219. [2024-11-12 02:08:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4219 states, 3194 states have (on average 1.493425172197871) internal successors, (4770), 3215 states have internal predecessors, (4770), 941 states have call successors, (941), 83 states have call predecessors, (941), 83 states have return successors, (941), 920 states have call predecessors, (941), 941 states have call successors, (941) [2024-11-12 02:08:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 6652 transitions. [2024-11-12 02:08:54,956 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 6652 transitions. Word has length 469 [2024-11-12 02:08:54,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:08:54,958 INFO L471 AbstractCegarLoop]: Abstraction has 4219 states and 6652 transitions. [2024-11-12 02:08:54,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.166666666666666) internal successors, (158), 12 states have internal predecessors, (158), 3 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2024-11-12 02:08:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 6652 transitions. [2024-11-12 02:08:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2024-11-12 02:08:54,963 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:08:54,963 INFO L218 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:08:54,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-12 02:08:55,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:55,169 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:08:55,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:08:55,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1251556812, now seen corresponding path program 1 times [2024-11-12 02:08:55,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:08:55,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574463422] [2024-11-12 02:08:55,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:55,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:08:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:08:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:08:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:08:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:08:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:08:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:08:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:08:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:08:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:08:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:08:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:08:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 02:08:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 02:08:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 02:08:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 02:08:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-12 02:08:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 02:08:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:55,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 02:08:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 02:08:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 02:08:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 02:08:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 02:08:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 02:08:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 02:08:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 02:08:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 02:08:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 02:08:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 02:08:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 02:08:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 02:08:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-12 02:08:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 02:08:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 02:08:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 02:08:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-12 02:08:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 02:08:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-12 02:08:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 02:08:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-12 02:08:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-12 02:08:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-12 02:08:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-12 02:08:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-12 02:08:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-12 02:08:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-12 02:08:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-12 02:08:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-12 02:08:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-12 02:08:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-12 02:08:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-12 02:08:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-12 02:08:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-12 02:08:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-12 02:08:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-12 02:08:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-12 02:08:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-12 02:08:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-12 02:08:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-12 02:08:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-12 02:08:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-12 02:08:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-12 02:08:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 02:08:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 02:08:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 02:08:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 02:08:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 02:08:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-12 02:08:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-12 02:08:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-12 02:08:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-12 02:08:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-12 02:08:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-12 02:08:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-12 02:08:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-12 02:08:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 231 proven. 201 refuted. 0 times theorem prover too weak. 10372 trivial. 0 not checked. [2024-11-12 02:08:56,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:08:56,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574463422] [2024-11-12 02:08:56,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574463422] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 02:08:56,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799264896] [2024-11-12 02:08:56,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:08:56,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 02:08:56,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:08:56,242 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 02:08:56,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 02:08:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:08:56,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-12 02:08:56,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 02:08:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 7463 proven. 525 refuted. 0 times theorem prover too weak. 2816 trivial. 0 not checked. [2024-11-12 02:08:58,870 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 02:09:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 429 proven. 429 refuted. 0 times theorem prover too weak. 9946 trivial. 0 not checked. [2024-11-12 02:09:06,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799264896] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 02:09:06,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 02:09:06,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 20, 19] total 41 [2024-11-12 02:09:06,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831472661] [2024-11-12 02:09:06,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 02:09:06,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-12 02:09:06,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:09:06,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-12 02:09:06,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=1280, Unknown=0, NotChecked=0, Total=1640 [2024-11-12 02:09:06,697 INFO L87 Difference]: Start difference. First operand 4219 states and 6652 transitions. Second operand has 41 states, 41 states have (on average 6.487804878048781) internal successors, (266), 41 states have internal predecessors, (266), 13 states have call successors, (164), 6 states have call predecessors, (164), 14 states have return successors, (166), 13 states have call predecessors, (166), 13 states have call successors, (166)