./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-69.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_operatoramount_amount500_file-69.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 96d87045534f1cc5b0e028ec5065a5ac2be4d13286f56c464cccf7714dd6ef42 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 06:41:04,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 06:41:04,546 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 06:41:04,552 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 06:41:04,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 06:41:04,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 06:41:04,589 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 06:41:04,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 06:41:04,590 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 06:41:04,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 06:41:04,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 06:41:04,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 06:41:04,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 06:41:04,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 06:41:04,597 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 06:41:04,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 06:41:04,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 06:41:04,598 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 06:41:04,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 06:41:04,598 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 06:41:04,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 06:41:04,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 06:41:04,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 06:41:04,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 06:41:04,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 06:41:04,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 06:41:04,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 06:41:04,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 06:41:04,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 06:41:04,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 06:41:04,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 06:41:04,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 06:41:04,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:41:04,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 06:41:04,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 06:41:04,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 06:41:04,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 06:41:04,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 06:41:04,607 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 06:41:04,607 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 06:41:04,607 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 06:41:04,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 06:41:04,608 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d87045534f1cc5b0e028ec5065a5ac2be4d13286f56c464cccf7714dd6ef42 [2024-11-12 06:41:04,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 06:41:04,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 06:41:04,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 06:41:04,947 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 06:41:04,947 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 06:41:04,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-69.i [2024-11-12 06:41:06,583 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 06:41:06,891 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 06:41:06,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-69.i [2024-11-12 06:41:06,913 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40d2973a0/ba0e6594faa7426db39528a07991054c/FLAG5a65b2378 [2024-11-12 06:41:07,169 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40d2973a0/ba0e6594faa7426db39528a07991054c [2024-11-12 06:41:07,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 06:41:07,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 06:41:07,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 06:41:07,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 06:41:07,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 06:41:07,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:07,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b4ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07, skipping insertion in model container [2024-11-12 06:41:07,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:07,252 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 06:41:07,472 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_operatoramount_amount500_file-69.i[916,929] [2024-11-12 06:41:07,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:41:07,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 06:41:07,848 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_operatoramount_amount500_file-69.i[916,929] [2024-11-12 06:41:07,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:41:07,972 INFO L204 MainTranslator]: Completed translation [2024-11-12 06:41:07,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07 WrapperNode [2024-11-12 06:41:07,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 06:41:07,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 06:41:07,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 06:41:07,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 06:41:07,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,140 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 799 [2024-11-12 06:41:08,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 06:41:08,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 06:41:08,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 06:41:08,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 06:41:08,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,187 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,266 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 06:41:08,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 06:41:08,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 06:41:08,354 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 06:41:08,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 06:41:08,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (1/1) ... [2024-11-12 06:41:08,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:41:08,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:41:08,396 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 06:41:08,400 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 06:41:08,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 06:41:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 06:41:08,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 06:41:08,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 06:41:08,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 06:41:08,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 06:41:08,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 06:41:08,621 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 06:41:10,128 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-12 06:41:10,129 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 06:41:10,154 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 06:41:10,156 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 06:41:10,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:41:10 BoogieIcfgContainer [2024-11-12 06:41:10,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 06:41:10,160 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 06:41:10,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 06:41:10,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 06:41:10,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:41:07" (1/3) ... [2024-11-12 06:41:10,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b6af78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:41:10, skipping insertion in model container [2024-11-12 06:41:10,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:41:07" (2/3) ... [2024-11-12 06:41:10,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b6af78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:41:10, skipping insertion in model container [2024-11-12 06:41:10,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:41:10" (3/3) ... [2024-11-12 06:41:10,168 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-69.i [2024-11-12 06:41:10,184 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 06:41:10,185 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 06:41:10,273 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 06:41:10,280 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;@14d46d98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 06:41:10,281 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 06:41:10,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 324 states, 254 states have (on average 1.562992125984252) internal successors, (397), 255 states have internal predecessors, (397), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-12 06:41:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-12 06:41:10,318 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:10,319 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:10,320 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:10,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:10,327 INFO L85 PathProgramCache]: Analyzing trace with hash -2131073500, now seen corresponding path program 1 times [2024-11-12 06:41:10,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:10,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101626524] [2024-11-12 06:41:10,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:10,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:11,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:11,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101626524] [2024-11-12 06:41:11,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101626524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:11,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:11,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 06:41:11,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020851008] [2024-11-12 06:41:11,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:11,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 06:41:11,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:11,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 06:41:11,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:41:11,554 INFO L87 Difference]: Start difference. First operand has 324 states, 254 states have (on average 1.562992125984252) internal successors, (397), 255 states have internal predecessors, (397), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:11,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:11,638 INFO L93 Difference]: Finished difference Result 641 states and 1123 transitions. [2024-11-12 06:41:11,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 06:41:11,641 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 461 [2024-11-12 06:41:11,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:11,656 INFO L225 Difference]: With dead ends: 641 [2024-11-12 06:41:11,657 INFO L226 Difference]: Without dead ends: 320 [2024-11-12 06:41:11,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 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 06:41:11,674 INFO L435 NwaCegarLoop]: 524 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, 524 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 06:41:11,676 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:41:11,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-11-12 06:41:11,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2024-11-12 06:41:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 251 states have (on average 1.5537848605577689) internal successors, (390), 251 states have internal predecessors, (390), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-12 06:41:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 524 transitions. [2024-11-12 06:41:11,765 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 524 transitions. Word has length 461 [2024-11-12 06:41:11,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:11,766 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 524 transitions. [2024-11-12 06:41:11,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 524 transitions. [2024-11-12 06:41:11,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-12 06:41:11,809 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:11,810 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:11,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 06:41:11,810 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:11,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:11,811 INFO L85 PathProgramCache]: Analyzing trace with hash 866371106, now seen corresponding path program 1 times [2024-11-12 06:41:11,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:11,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328404882] [2024-11-12 06:41:11,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:11,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:12,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:12,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328404882] [2024-11-12 06:41:12,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328404882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:12,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:12,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:41:12,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140879929] [2024-11-12 06:41:12,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:12,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:41:12,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:12,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:41:12,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:41:12,610 INFO L87 Difference]: Start difference. First operand 320 states and 524 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:12,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:12,738 INFO L93 Difference]: Finished difference Result 949 states and 1556 transitions. [2024-11-12 06:41:12,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:41:12,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 461 [2024-11-12 06:41:12,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:12,751 INFO L225 Difference]: With dead ends: 949 [2024-11-12 06:41:12,751 INFO L226 Difference]: Without dead ends: 632 [2024-11-12 06:41:12,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 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 06:41:12,756 INFO L435 NwaCegarLoop]: 516 mSDtfsCounter, 510 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:12,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 1013 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:41:12,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-11-12 06:41:12,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 628. [2024-11-12 06:41:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 491 states have (on average 1.5458248472505092) internal successors, (759), 491 states have internal predecessors, (759), 134 states have call successors, (134), 2 states have call predecessors, (134), 2 states have return successors, (134), 134 states have call predecessors, (134), 134 states have call successors, (134) [2024-11-12 06:41:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 1027 transitions. [2024-11-12 06:41:12,849 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 1027 transitions. Word has length 461 [2024-11-12 06:41:12,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:12,852 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 1027 transitions. [2024-11-12 06:41:12,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:12,852 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1027 transitions. [2024-11-12 06:41:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-11-12 06:41:12,861 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:12,861 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:12,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 06:41:12,862 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:12,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:12,865 INFO L85 PathProgramCache]: Analyzing trace with hash -2103367485, now seen corresponding path program 1 times [2024-11-12 06:41:12,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:12,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061929761] [2024-11-12 06:41:12,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:12,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:13,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:13,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061929761] [2024-11-12 06:41:13,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061929761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:13,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:13,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:41:13,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697938223] [2024-11-12 06:41:13,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:13,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:41:13,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:13,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:41:13,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:41:13,529 INFO L87 Difference]: Start difference. First operand 628 states and 1027 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:13,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:13,729 INFO L93 Difference]: Finished difference Result 1842 states and 3015 transitions. [2024-11-12 06:41:13,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:41:13,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 462 [2024-11-12 06:41:13,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:13,742 INFO L225 Difference]: With dead ends: 1842 [2024-11-12 06:41:13,742 INFO L226 Difference]: Without dead ends: 1217 [2024-11-12 06:41:13,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 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 06:41:13,746 INFO L435 NwaCegarLoop]: 745 mSDtfsCounter, 472 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1219 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:13,746 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 1219 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:41:13,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2024-11-12 06:41:13,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1215. [2024-11-12 06:41:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1215 states, 942 states have (on average 1.5286624203821657) internal successors, (1440), 942 states have internal predecessors, (1440), 268 states have call successors, (268), 4 states have call predecessors, (268), 4 states have return successors, (268), 268 states have call predecessors, (268), 268 states have call successors, (268) [2024-11-12 06:41:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1976 transitions. [2024-11-12 06:41:13,869 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1976 transitions. Word has length 462 [2024-11-12 06:41:13,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:13,873 INFO L471 AbstractCegarLoop]: Abstraction has 1215 states and 1976 transitions. [2024-11-12 06:41:13,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1976 transitions. [2024-11-12 06:41:13,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-11-12 06:41:13,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:13,911 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:13,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 06:41:13,912 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:13,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:13,913 INFO L85 PathProgramCache]: Analyzing trace with hash -861889209, now seen corresponding path program 1 times [2024-11-12 06:41:13,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:13,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197922380] [2024-11-12 06:41:13,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:13,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:14,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:14,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:14,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197922380] [2024-11-12 06:41:14,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197922380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:14,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:14,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:41:14,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718299928] [2024-11-12 06:41:14,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:14,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:41:14,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:14,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:41:14,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:41:14,481 INFO L87 Difference]: Start difference. First operand 1215 states and 1976 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:14,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:14,651 INFO L93 Difference]: Finished difference Result 3627 states and 5900 transitions. [2024-11-12 06:41:14,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:41:14,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 462 [2024-11-12 06:41:14,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:14,671 INFO L225 Difference]: With dead ends: 3627 [2024-11-12 06:41:14,671 INFO L226 Difference]: Without dead ends: 2415 [2024-11-12 06:41:14,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 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 06:41:14,732 INFO L435 NwaCegarLoop]: 765 mSDtfsCounter, 473 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1267 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:14,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1267 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:41:14,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2024-11-12 06:41:14,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2401. [2024-11-12 06:41:14,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2401 states, 1856 states have (on average 1.5183189655172413) internal successors, (2818), 1856 states have internal predecessors, (2818), 536 states have call successors, (536), 8 states have call predecessors, (536), 8 states have return successors, (536), 536 states have call predecessors, (536), 536 states have call successors, (536) [2024-11-12 06:41:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2401 states and 3890 transitions. [2024-11-12 06:41:14,938 INFO L78 Accepts]: Start accepts. Automaton has 2401 states and 3890 transitions. Word has length 462 [2024-11-12 06:41:14,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:14,940 INFO L471 AbstractCegarLoop]: Abstraction has 2401 states and 3890 transitions. [2024-11-12 06:41:14,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 3890 transitions. [2024-11-12 06:41:14,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-11-12 06:41:14,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:14,950 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:14,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 06:41:14,950 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:14,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:14,951 INFO L85 PathProgramCache]: Analyzing trace with hash 2029298407, now seen corresponding path program 1 times [2024-11-12 06:41:14,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:14,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696059975] [2024-11-12 06:41:14,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:15,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:15,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696059975] [2024-11-12 06:41:15,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696059975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:15,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:15,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:41:15,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882693500] [2024-11-12 06:41:15,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:15,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:41:15,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:15,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:41:15,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:41:15,669 INFO L87 Difference]: Start difference. First operand 2401 states and 3890 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:15,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:15,945 INFO L93 Difference]: Finished difference Result 7173 states and 11632 transitions. [2024-11-12 06:41:15,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:41:15,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 462 [2024-11-12 06:41:15,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:15,978 INFO L225 Difference]: With dead ends: 7173 [2024-11-12 06:41:15,978 INFO L226 Difference]: Without dead ends: 4775 [2024-11-12 06:41:15,992 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 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 06:41:15,993 INFO L435 NwaCegarLoop]: 620 mSDtfsCounter, 512 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:15,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 1122 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:41:15,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2024-11-12 06:41:16,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 4765. [2024-11-12 06:41:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4765 states, 3676 states have (on average 1.514689880304679) internal successors, (5568), 3676 states have internal predecessors, (5568), 1072 states have call successors, (1072), 16 states have call predecessors, (1072), 16 states have return successors, (1072), 1072 states have call predecessors, (1072), 1072 states have call successors, (1072) [2024-11-12 06:41:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4765 states and 7712 transitions. [2024-11-12 06:41:16,479 INFO L78 Accepts]: Start accepts. Automaton has 4765 states and 7712 transitions. Word has length 462 [2024-11-12 06:41:16,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:16,480 INFO L471 AbstractCegarLoop]: Abstraction has 4765 states and 7712 transitions. [2024-11-12 06:41:16,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 4765 states and 7712 transitions. [2024-11-12 06:41:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-11-12 06:41:16,490 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:16,491 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:16,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 06:41:16,491 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:16,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:16,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1612878342, now seen corresponding path program 1 times [2024-11-12 06:41:16,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:16,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577882486] [2024-11-12 06:41:16,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:16,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:18,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:18,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:18,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577882486] [2024-11-12 06:41:18,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577882486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:18,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:18,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 06:41:18,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739972897] [2024-11-12 06:41:18,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:18,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 06:41:18,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:18,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 06:41:18,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:41:18,277 INFO L87 Difference]: Start difference. First operand 4765 states and 7712 transitions. Second operand has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:19,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:19,612 INFO L93 Difference]: Finished difference Result 18981 states and 30644 transitions. [2024-11-12 06:41:19,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:41:19,613 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 463 [2024-11-12 06:41:19,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:19,700 INFO L225 Difference]: With dead ends: 18981 [2024-11-12 06:41:19,700 INFO L226 Difference]: Without dead ends: 14219 [2024-11-12 06:41:19,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-12 06:41:19,727 INFO L435 NwaCegarLoop]: 452 mSDtfsCounter, 2002 mSDsluCounter, 1287 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2002 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:19,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2002 Valid, 1739 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 570 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-12 06:41:19,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14219 states. [2024-11-12 06:41:20,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14219 to 10533. [2024-11-12 06:41:20,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10533 states, 8356 states have (on average 1.5294399234083293) internal successors, (12780), 8356 states have internal predecessors, (12780), 2144 states have call successors, (2144), 32 states have call predecessors, (2144), 32 states have return successors, (2144), 2144 states have call predecessors, (2144), 2144 states have call successors, (2144) [2024-11-12 06:41:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10533 states to 10533 states and 17068 transitions. [2024-11-12 06:41:20,844 INFO L78 Accepts]: Start accepts. Automaton has 10533 states and 17068 transitions. Word has length 463 [2024-11-12 06:41:20,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:20,846 INFO L471 AbstractCegarLoop]: Abstraction has 10533 states and 17068 transitions. [2024-11-12 06:41:20,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 10533 states and 17068 transitions. [2024-11-12 06:41:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-11-12 06:41:20,865 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:20,866 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:20,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 06:41:20,866 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:20,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:20,867 INFO L85 PathProgramCache]: Analyzing trace with hash -2007245128, now seen corresponding path program 1 times [2024-11-12 06:41:20,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:20,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725692383] [2024-11-12 06:41:20,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:20,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:22,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:22,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725692383] [2024-11-12 06:41:22,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725692383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:22,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:22,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:41:22,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075564002] [2024-11-12 06:41:22,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:22,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:41:22,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:22,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:41:22,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:41:22,469 INFO L87 Difference]: Start difference. First operand 10533 states and 17068 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:23,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:23,650 INFO L93 Difference]: Finished difference Result 26833 states and 43490 transitions. [2024-11-12 06:41:23,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:41:23,654 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 463 [2024-11-12 06:41:23,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:23,769 INFO L225 Difference]: With dead ends: 26833 [2024-11-12 06:41:23,769 INFO L226 Difference]: Without dead ends: 16303 [2024-11-12 06:41:23,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 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 06:41:23,813 INFO L435 NwaCegarLoop]: 479 mSDtfsCounter, 590 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1388 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:23,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 1388 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 06:41:23,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16303 states. [2024-11-12 06:41:24,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16303 to 16285. [2024-11-12 06:41:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16285 states, 13020 states have (on average 1.530568356374808) internal successors, (19928), 13020 states have internal predecessors, (19928), 3216 states have call successors, (3216), 48 states have call predecessors, (3216), 48 states have return successors, (3216), 3216 states have call predecessors, (3216), 3216 states have call successors, (3216) [2024-11-12 06:41:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16285 states to 16285 states and 26360 transitions. [2024-11-12 06:41:25,057 INFO L78 Accepts]: Start accepts. Automaton has 16285 states and 26360 transitions. Word has length 463 [2024-11-12 06:41:25,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:25,058 INFO L471 AbstractCegarLoop]: Abstraction has 16285 states and 26360 transitions. [2024-11-12 06:41:25,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:25,059 INFO L276 IsEmpty]: Start isEmpty. Operand 16285 states and 26360 transitions. [2024-11-12 06:41:25,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2024-11-12 06:41:25,082 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:25,082 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:25,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 06:41:25,083 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:25,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:25,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1611824653, now seen corresponding path program 1 times [2024-11-12 06:41:25,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:25,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535871099] [2024-11-12 06:41:25,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:25,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:26,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:27,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:27,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:27,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535871099] [2024-11-12 06:41:27,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535871099] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:27,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:27,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:41:27,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018737333] [2024-11-12 06:41:27,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:27,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:41:27,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:27,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:41:27,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:41:27,011 INFO L87 Difference]: Start difference. First operand 16285 states and 26360 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:28,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:28,100 INFO L93 Difference]: Finished difference Result 41647 states and 67417 transitions. [2024-11-12 06:41:28,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:41:28,101 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 464 [2024-11-12 06:41:28,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:28,221 INFO L225 Difference]: With dead ends: 41647 [2024-11-12 06:41:28,221 INFO L226 Difference]: Without dead ends: 25365 [2024-11-12 06:41:28,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 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 06:41:28,301 INFO L435 NwaCegarLoop]: 812 mSDtfsCounter, 700 mSDsluCounter, 1011 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 1823 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:28,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 1823 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 06:41:28,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25365 states. [2024-11-12 06:41:29,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25365 to 20369. [2024-11-12 06:41:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20369 states, 16288 states have (on average 1.5278732809430255) internal successors, (24886), 16288 states have internal predecessors, (24886), 4020 states have call successors, (4020), 60 states have call predecessors, (4020), 60 states have return successors, (4020), 4020 states have call predecessors, (4020), 4020 states have call successors, (4020) [2024-11-12 06:41:29,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20369 states to 20369 states and 32926 transitions. [2024-11-12 06:41:29,826 INFO L78 Accepts]: Start accepts. Automaton has 20369 states and 32926 transitions. Word has length 464 [2024-11-12 06:41:29,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:29,828 INFO L471 AbstractCegarLoop]: Abstraction has 20369 states and 32926 transitions. [2024-11-12 06:41:29,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 32926 transitions. [2024-11-12 06:41:29,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2024-11-12 06:41:29,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:29,846 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:29,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 06:41:29,847 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:29,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:29,848 INFO L85 PathProgramCache]: Analyzing trace with hash 100712911, now seen corresponding path program 1 times [2024-11-12 06:41:29,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:29,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641254560] [2024-11-12 06:41:29,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:29,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:33,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:34,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:34,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:34,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641254560] [2024-11-12 06:41:34,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641254560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:34,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:34,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-12 06:41:34,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169370738] [2024-11-12 06:41:34,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:34,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 06:41:34,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:34,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 06:41:34,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-12 06:41:34,019 INFO L87 Difference]: Start difference. First operand 20369 states and 32926 transitions. Second operand has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:36,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:36,832 INFO L93 Difference]: Finished difference Result 62671 states and 100280 transitions. [2024-11-12 06:41:36,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 06:41:36,833 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 464 [2024-11-12 06:41:36,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:37,027 INFO L225 Difference]: With dead ends: 62671 [2024-11-12 06:41:37,027 INFO L226 Difference]: Without dead ends: 42305 [2024-11-12 06:41:37,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2024-11-12 06:41:37,120 INFO L435 NwaCegarLoop]: 630 mSDtfsCounter, 1723 mSDsluCounter, 1988 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1723 SdHoareTripleChecker+Valid, 2618 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:37,121 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1723 Valid, 2618 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-12 06:41:37,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42305 states. [2024-11-12 06:41:40,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42305 to 24579. [2024-11-12 06:41:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24579 states, 20498 states have (on average 1.559078934530198) internal successors, (31958), 20498 states have internal predecessors, (31958), 4020 states have call successors, (4020), 60 states have call predecessors, (4020), 60 states have return successors, (4020), 4020 states have call predecessors, (4020), 4020 states have call successors, (4020) [2024-11-12 06:41:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24579 states to 24579 states and 39998 transitions. [2024-11-12 06:41:40,315 INFO L78 Accepts]: Start accepts. Automaton has 24579 states and 39998 transitions. Word has length 464 [2024-11-12 06:41:40,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:41:40,316 INFO L471 AbstractCegarLoop]: Abstraction has 24579 states and 39998 transitions. [2024-11-12 06:41:40,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-12 06:41:40,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24579 states and 39998 transitions. [2024-11-12 06:41:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2024-11-12 06:41:40,457 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:41:40,457 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:41:40,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 06:41:40,458 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:41:40,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:41:40,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1161457529, now seen corresponding path program 1 times [2024-11-12 06:41:40,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:41:40,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781438659] [2024-11-12 06:41:40,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:41:40,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:41:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:41:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:41:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:41:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:41:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:41:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:41:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:41:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:41:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:41:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:41:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:41:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:41:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:41:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:41:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:41:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:41:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:41:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:41:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:41:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:41:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:41:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:41:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:41:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:41:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:41:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:41:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:41:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:41:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:41:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:41:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:41:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:41:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:41:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:41:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:41:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:41:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:41:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:41:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:41:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:41:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:41:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:41:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:41:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:41:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:41:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:41:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:41:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:41:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:41:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:41:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:41:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:41:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:41:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:41:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:41:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:41:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:41:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:41:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:41:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:41:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:41:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:41:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:41:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:41:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:41:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:41:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:41:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:41:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:41:53,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:41:53,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781438659] [2024-11-12 06:41:53,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781438659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:41:53,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:41:53,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 06:41:53,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637928167] [2024-11-12 06:41:53,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:41:53,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 06:41:53,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:41:53,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 06:41:53,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:41:53,851 INFO L87 Difference]: Start difference. First operand 24579 states and 39998 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:41:57,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:41:57,420 INFO L93 Difference]: Finished difference Result 78707 states and 127573 transitions. [2024-11-12 06:41:57,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:41:57,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 464 [2024-11-12 06:41:57,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:41:57,710 INFO L225 Difference]: With dead ends: 78707 [2024-11-12 06:41:57,710 INFO L226 Difference]: Without dead ends: 54131 [2024-11-12 06:41:57,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:41:57,816 INFO L435 NwaCegarLoop]: 569 mSDtfsCounter, 664 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1689 SdHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:41:57,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 1689 Invalid, 592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-12 06:41:57,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54131 states. [2024-11-12 06:42:00,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54131 to 50107. [2024-11-12 06:42:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50107 states, 41946 states have (on average 1.5521384637390931) internal successors, (65106), 41946 states have internal predecessors, (65106), 8040 states have call successors, (8040), 120 states have call predecessors, (8040), 120 states have return successors, (8040), 8040 states have call predecessors, (8040), 8040 states have call successors, (8040) [2024-11-12 06:42:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50107 states to 50107 states and 81186 transitions. [2024-11-12 06:42:00,759 INFO L78 Accepts]: Start accepts. Automaton has 50107 states and 81186 transitions. Word has length 464 [2024-11-12 06:42:00,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:42:00,760 INFO L471 AbstractCegarLoop]: Abstraction has 50107 states and 81186 transitions. [2024-11-12 06:42:00,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-12 06:42:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 50107 states and 81186 transitions. [2024-11-12 06:42:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2024-11-12 06:42:00,795 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:42:00,796 INFO L218 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:42:00,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 06:42:00,796 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:42:00,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:42:00,798 INFO L85 PathProgramCache]: Analyzing trace with hash -514657740, now seen corresponding path program 1 times [2024-11-12 06:42:00,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:42:00,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234233631] [2024-11-12 06:42:00,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:42:00,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:42:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:42:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:42:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:42:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:42:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:42:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:42:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:42:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-12 06:42:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 06:42:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 06:42:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:42:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:42:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:42:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:42:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:42:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:42:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:42:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:42:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 06:42:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:42:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 06:42:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 06:42:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 06:42:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-12 06:42:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 06:42:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 06:42:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 06:42:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 06:42:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 06:42:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 06:42:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 06:42:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 06:42:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 06:42:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:42:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:42:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:42:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:42:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:42:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:42:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:42:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:42:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:42:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:42:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:42:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:42:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:42:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:42:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:42:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:42:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:42:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:42:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-12 06:42:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-12 06:42:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-12 06:42:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-12 06:42:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-12 06:42:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-12 06:42:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-12 06:42:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-12 06:42:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-12 06:42:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-12 06:42:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-12 06:42:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:01,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-12 06:42:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:02,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-12 06:42:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:02,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-12 06:42:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:02,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-12 06:42:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:02,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-12 06:42:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:42:02,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-12 06:42:02,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:42:02,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234233631] [2024-11-12 06:42:02,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234233631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:42:02,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:42:02,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:42:02,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086718905] [2024-11-12 06:42:02,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:42:02,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:42:02,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:42:02,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:42:02,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:42:02,020 INFO L87 Difference]: Start difference. First operand 50107 states and 81186 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67)