./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.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 6871ab96a9f52a49c873d6506e9b30443151052bffac3c098c041f36f26e7383 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 06:04:45,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 06:04:45,286 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 06:04:45,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 06:04:45,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 06:04:45,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 06:04:45,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 06:04:45,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 06:04:45,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 06:04:45,335 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 06:04:45,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 06:04:45,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 06:04:45,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 06:04:45,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 06:04:45,340 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 06:04:45,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 06:04:45,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 06:04:45,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 06:04:45,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 06:04:45,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 06:04:45,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 06:04:45,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 06:04:45,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 06:04:45,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 06:04:45,349 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 06:04:45,349 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 06:04:45,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 06:04:45,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 06:04:45,350 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 06:04:45,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 06:04:45,351 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 06:04:45,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 06:04:45,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:04:45,352 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 06:04:45,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 06:04:45,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 06:04:45,353 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 06:04:45,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 06:04:45,353 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 06:04:45,353 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 06:04:45,354 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 06:04:45,355 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 06:04:45,355 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6871ab96a9f52a49c873d6506e9b30443151052bffac3c098c041f36f26e7383 [2024-11-10 06:04:45,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 06:04:45,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 06:04:45,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 06:04:45,699 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 06:04:45,700 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 06:04:45,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i [2024-11-10 06:04:47,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 06:04:47,738 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 06:04:47,739 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i [2024-11-10 06:04:47,755 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c785029dc/b9f6aaee128a4ad78607db36d6816cec/FLAG374de713a [2024-11-10 06:04:47,776 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c785029dc/b9f6aaee128a4ad78607db36d6816cec [2024-11-10 06:04:47,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 06:04:47,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 06:04:47,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 06:04:47,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 06:04:47,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 06:04:47,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:04:47" (1/1) ... [2024-11-10 06:04:47,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5fdb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:47, skipping insertion in model container [2024-11-10 06:04:47,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:04:47" (1/1) ... [2024-11-10 06:04:47,826 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 06:04:48,030 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i[919,932] [2024-11-10 06:04:48,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:04:48,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 06:04:48,165 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i[919,932] [2024-11-10 06:04:48,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:04:48,235 INFO L204 MainTranslator]: Completed translation [2024-11-10 06:04:48,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48 WrapperNode [2024-11-10 06:04:48,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 06:04:48,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 06:04:48,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 06:04:48,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 06:04:48,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,323 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2024-11-10 06:04:48,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 06:04:48,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 06:04:48,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 06:04:48,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 06:04:48,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,344 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,375 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]. [2024-11-10 06:04:48,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 06:04:48,408 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 06:04:48,409 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 06:04:48,409 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 06:04:48,410 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (1/1) ... [2024-11-10 06:04:48,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:04:48,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 06:04:48,462 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) [2024-11-10 06:04:48,467 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 [2024-11-10 06:04:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 06:04:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 06:04:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 06:04:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 06:04:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 06:04:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 06:04:48,654 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 06:04:48,657 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 06:04:49,189 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: havoc property_#t~bitwise22#1;havoc property_#t~short23#1;havoc property_#t~bitwise24#1;havoc property_#t~short25#1; [2024-11-10 06:04:49,252 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-10 06:04:49,253 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 06:04:49,295 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 06:04:49,296 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 06:04:49,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:04:49 BoogieIcfgContainer [2024-11-10 06:04:49,297 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 06:04:49,300 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 06:04:49,301 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 06:04:49,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 06:04:49,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:04:47" (1/3) ... [2024-11-10 06:04:49,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207f4a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:04:49, skipping insertion in model container [2024-11-10 06:04:49,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:04:48" (2/3) ... [2024-11-10 06:04:49,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207f4a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:04:49, skipping insertion in model container [2024-11-10 06:04:49,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:04:49" (3/3) ... [2024-11-10 06:04:49,312 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-84.i [2024-11-10 06:04:49,335 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 06:04:49,337 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 06:04:49,427 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 06:04:49,436 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;@13b4435d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 06:04:49,436 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 06:04:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 78 states have (on average 1.4487179487179487) internal successors, (113), 79 states have internal predecessors, (113), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-10 06:04:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-10 06:04:49,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:04:49,467 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:04:49,469 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:04:49,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:04:49,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1455660755, now seen corresponding path program 1 times [2024-11-10 06:04:49,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:04:49,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560661891] [2024-11-10 06:04:49,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:04:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:04:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:49,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:04:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:49,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:04:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:49,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:04:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:04:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:04:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:04:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:04:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:04:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:04:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:04:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:04:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:04:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:04:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:04:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:04:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:04:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:04:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:04:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:04:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:04:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:04:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:04:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:04:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:04:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:04:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:04:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:04:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:04:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:04:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:04:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:04:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:04:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:04:50,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:04:50,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560661891] [2024-11-10 06:04:50,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560661891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:04:50,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:04:50,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 06:04:50,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150678160] [2024-11-10 06:04:50,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:04:50,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 06:04:50,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:04:50,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 06:04:50,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:04:50,324 INFO L87 Difference]: Start difference. First operand has 113 states, 78 states have (on average 1.4487179487179487) internal successors, (113), 79 states have internal predecessors, (113), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-10 06:04:50,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:04:50,380 INFO L93 Difference]: Finished difference Result 218 states and 379 transitions. [2024-11-10 06:04:50,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 06:04:50,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 211 [2024-11-10 06:04:50,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:04:50,397 INFO L225 Difference]: With dead ends: 218 [2024-11-10 06:04:50,398 INFO L226 Difference]: Without dead ends: 108 [2024-11-10 06:04:50,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:04:50,408 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:04:50,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 165 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:04:50,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-10 06:04:50,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-10 06:04:50,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 74 states have (on average 1.4189189189189189) internal successors, (105), 74 states have internal predecessors, (105), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-10 06:04:50,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 169 transitions. [2024-11-10 06:04:50,484 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 169 transitions. Word has length 211 [2024-11-10 06:04:50,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:04:50,489 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 169 transitions. [2024-11-10 06:04:50,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-10 06:04:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 169 transitions. [2024-11-10 06:04:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-10 06:04:50,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:04:50,500 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:04:50,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 06:04:50,500 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:04:50,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:04:50,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1085897039, now seen corresponding path program 1 times [2024-11-10 06:04:50,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:04:50,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091536798] [2024-11-10 06:04:50,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:04:50,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:04:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:04:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:04:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:04:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:04:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:04:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:04:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:04:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:04:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:04:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:04:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:04:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:04:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:04:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:04:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:04:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:04:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:04:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:04:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:04:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:04:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:04:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:04:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:04:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:04:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:04:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:04:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:04:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:04:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:04:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:04:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:04:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:04:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:50,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:04:50,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:04:50,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091536798] [2024-11-10 06:04:50,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091536798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:04:50,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:04:50,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 06:04:50,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993528613] [2024-11-10 06:04:50,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:04:50,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 06:04:50,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:04:50,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 06:04:50,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:04:50,942 INFO L87 Difference]: Start difference. First operand 108 states and 169 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:04:51,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:04:51,026 INFO L93 Difference]: Finished difference Result 210 states and 329 transitions. [2024-11-10 06:04:51,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 06:04:51,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 211 [2024-11-10 06:04:51,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:04:51,033 INFO L225 Difference]: With dead ends: 210 [2024-11-10 06:04:51,034 INFO L226 Difference]: Without dead ends: 105 [2024-11-10 06:04:51,035 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:04:51,038 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 150 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:04:51,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 149 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:04:51,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-10 06:04:51,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-10 06:04:51,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 71 states have internal predecessors, (95), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-10 06:04:51,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 159 transitions. [2024-11-10 06:04:51,055 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 159 transitions. Word has length 211 [2024-11-10 06:04:51,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:04:51,057 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 159 transitions. [2024-11-10 06:04:51,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:04:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2024-11-10 06:04:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-10 06:04:51,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:04:51,065 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:04:51,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 06:04:51,066 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:04:51,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:04:51,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1641028384, now seen corresponding path program 1 times [2024-11-10 06:04:51,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:04:51,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288919592] [2024-11-10 06:04:51,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:04:51,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:04:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:04:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:04:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:04:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:04:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:04:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:04:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:04:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:04:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:04:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:04:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:04:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:04:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:04:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:04:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:04:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:04:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:04:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:04:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:04:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:04:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:04:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:04:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:04:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:04:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:04:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:04:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:04:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:04:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:04:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:04:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:04:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:04:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:04:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:04:54,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:04:54,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288919592] [2024-11-10 06:04:54,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288919592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:04:54,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:04:54,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:04:54,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138255867] [2024-11-10 06:04:54,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:04:54,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:04:54,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:04:54,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:04:54,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:04:54,587 INFO L87 Difference]: Start difference. First operand 105 states and 159 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:04:58,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:04:58,107 INFO L93 Difference]: Finished difference Result 403 states and 570 transitions. [2024-11-10 06:04:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 06:04:58,108 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 212 [2024-11-10 06:04:58,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:04:58,116 INFO L225 Difference]: With dead ends: 403 [2024-11-10 06:04:58,116 INFO L226 Difference]: Without dead ends: 301 [2024-11-10 06:04:58,118 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2024-11-10 06:04:58,123 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 375 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-10 06:04:58,124 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 811 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-10 06:04:58,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-10 06:04:58,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 158. [2024-11-10 06:04:58,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 121 states have (on average 1.3801652892561984) internal successors, (167), 122 states have internal predecessors, (167), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 06:04:58,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 235 transitions. [2024-11-10 06:04:58,152 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 235 transitions. Word has length 212 [2024-11-10 06:04:58,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:04:58,153 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 235 transitions. [2024-11-10 06:04:58,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:04:58,154 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 235 transitions. [2024-11-10 06:04:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-10 06:04:58,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:04:58,158 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:04:58,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 06:04:58,158 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:04:58,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:04:58,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1233830769, now seen corresponding path program 1 times [2024-11-10 06:04:58,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:04:58,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701786704] [2024-11-10 06:04:58,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:04:58,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:04:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:01,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:01,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:01,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701786704] [2024-11-10 06:05:01,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701786704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:01,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:01,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:05:01,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557269806] [2024-11-10 06:05:01,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:01,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:05:01,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:01,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:05:01,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:05:01,459 INFO L87 Difference]: Start difference. First operand 158 states and 235 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:05,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:05,432 INFO L93 Difference]: Finished difference Result 575 states and 800 transitions. [2024-11-10 06:05:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 06:05:05,434 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2024-11-10 06:05:05,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:05,441 INFO L225 Difference]: With dead ends: 575 [2024-11-10 06:05:05,442 INFO L226 Difference]: Without dead ends: 420 [2024-11-10 06:05:05,444 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2024-11-10 06:05:05,449 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 398 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 1113 SdHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:05,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 1113 Invalid, 709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-10 06:05:05,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2024-11-10 06:05:05,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 160. [2024-11-10 06:05:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.3902439024390243) internal successors, (171), 124 states have internal predecessors, (171), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 06:05:05,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2024-11-10 06:05:05,486 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 213 [2024-11-10 06:05:05,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:05,487 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2024-11-10 06:05:05,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2024-11-10 06:05:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-10 06:05:05,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:05,492 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:05,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 06:05:05,492 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:05,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:05,493 INFO L85 PathProgramCache]: Analyzing trace with hash -868369738, now seen corresponding path program 1 times [2024-11-10 06:05:05,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:05,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170141980] [2024-11-10 06:05:05,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:05,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:07,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:07,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170141980] [2024-11-10 06:05:07,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170141980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:07,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:07,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 06:05:07,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981448846] [2024-11-10 06:05:07,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:07,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 06:05:07,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:07,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 06:05:07,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-10 06:05:07,958 INFO L87 Difference]: Start difference. First operand 160 states and 239 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:10,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:10,010 INFO L93 Difference]: Finished difference Result 405 states and 591 transitions. [2024-11-10 06:05:10,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 06:05:10,014 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2024-11-10 06:05:10,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:10,018 INFO L225 Difference]: With dead ends: 405 [2024-11-10 06:05:10,018 INFO L226 Difference]: Without dead ends: 248 [2024-11-10 06:05:10,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-10 06:05:10,023 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 139 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:10,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 523 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-10 06:05:10,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-11-10 06:05:10,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 162. [2024-11-10 06:05:10,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 125 states have (on average 1.392) internal successors, (174), 126 states have internal predecessors, (174), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 06:05:10,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 242 transitions. [2024-11-10 06:05:10,060 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 242 transitions. Word has length 213 [2024-11-10 06:05:10,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:10,061 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 242 transitions. [2024-11-10 06:05:10,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 242 transitions. [2024-11-10 06:05:10,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-10 06:05:10,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:10,065 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:10,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 06:05:10,066 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:10,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:10,067 INFO L85 PathProgramCache]: Analyzing trace with hash -220353668, now seen corresponding path program 1 times [2024-11-10 06:05:10,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:10,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049125716] [2024-11-10 06:05:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:10,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:16,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:16,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049125716] [2024-11-10 06:05:16,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049125716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:16,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:16,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 06:05:16,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65195533] [2024-11-10 06:05:16,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:16,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 06:05:16,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:16,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 06:05:16,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-10 06:05:16,632 INFO L87 Difference]: Start difference. First operand 162 states and 242 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:17,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:17,568 INFO L93 Difference]: Finished difference Result 385 states and 564 transitions. [2024-11-10 06:05:17,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 06:05:17,569 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2024-11-10 06:05:17,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:17,572 INFO L225 Difference]: With dead ends: 385 [2024-11-10 06:05:17,572 INFO L226 Difference]: Without dead ends: 226 [2024-11-10 06:05:17,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:05:17,573 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 71 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:17,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 690 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 06:05:17,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-10 06:05:17,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 162. [2024-11-10 06:05:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 125 states have (on average 1.392) internal successors, (174), 126 states have internal predecessors, (174), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 06:05:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 242 transitions. [2024-11-10 06:05:17,589 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 242 transitions. Word has length 213 [2024-11-10 06:05:17,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:17,590 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 242 transitions. [2024-11-10 06:05:17,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 242 transitions. [2024-11-10 06:05:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-10 06:05:17,592 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:17,593 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:17,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 06:05:17,593 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:17,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:17,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1287198141, now seen corresponding path program 1 times [2024-11-10 06:05:17,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:17,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740307989] [2024-11-10 06:05:17,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:17,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:20,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:20,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740307989] [2024-11-10 06:05:20,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740307989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:20,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:20,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 06:05:20,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89964755] [2024-11-10 06:05:20,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:20,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 06:05:20,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:20,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 06:05:20,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-10 06:05:20,840 INFO L87 Difference]: Start difference. First operand 162 states and 242 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:21,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:21,871 INFO L93 Difference]: Finished difference Result 385 states and 564 transitions. [2024-11-10 06:05:21,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 06:05:21,876 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2024-11-10 06:05:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:21,879 INFO L225 Difference]: With dead ends: 385 [2024-11-10 06:05:21,879 INFO L226 Difference]: Without dead ends: 226 [2024-11-10 06:05:21,880 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-10 06:05:21,880 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 64 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:21,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 749 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 06:05:21,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-10 06:05:21,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 161. [2024-11-10 06:05:21,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 124 states have (on average 1.3870967741935485) internal successors, (172), 125 states have internal predecessors, (172), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 06:05:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 240 transitions. [2024-11-10 06:05:21,912 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 240 transitions. Word has length 213 [2024-11-10 06:05:21,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:21,913 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 240 transitions. [2024-11-10 06:05:21,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:21,913 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2024-11-10 06:05:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-10 06:05:21,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:21,918 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:21,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 06:05:21,919 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:21,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:21,919 INFO L85 PathProgramCache]: Analyzing trace with hash -602295710, now seen corresponding path program 1 times [2024-11-10 06:05:21,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:21,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820519852] [2024-11-10 06:05:21,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:21,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:24,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:24,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820519852] [2024-11-10 06:05:24,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820519852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:24,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:24,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 06:05:24,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095327018] [2024-11-10 06:05:24,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:24,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 06:05:24,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:24,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 06:05:24,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-10 06:05:24,287 INFO L87 Difference]: Start difference. First operand 161 states and 240 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:25,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:25,717 INFO L93 Difference]: Finished difference Result 360 states and 527 transitions. [2024-11-10 06:05:25,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 06:05:25,718 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2024-11-10 06:05:25,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:25,721 INFO L225 Difference]: With dead ends: 360 [2024-11-10 06:05:25,722 INFO L226 Difference]: Without dead ends: 202 [2024-11-10 06:05:25,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 06:05:25,724 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 73 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:25,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 518 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:05:25,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-10 06:05:25,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 181. [2024-11-10 06:05:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 138 states have (on average 1.326086956521739) internal successors, (183), 140 states have internal predecessors, (183), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-10 06:05:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 259 transitions. [2024-11-10 06:05:25,753 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 259 transitions. Word has length 214 [2024-11-10 06:05:25,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:25,755 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 259 transitions. [2024-11-10 06:05:25,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:25,755 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 259 transitions. [2024-11-10 06:05:25,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-10 06:05:25,757 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:25,758 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:25,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 06:05:25,759 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:25,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:25,759 INFO L85 PathProgramCache]: Analyzing trace with hash -74692958, now seen corresponding path program 1 times [2024-11-10 06:05:25,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:25,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834912733] [2024-11-10 06:05:25,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:25,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:28,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:28,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834912733] [2024-11-10 06:05:28,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834912733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:28,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:28,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:05:28,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893405004] [2024-11-10 06:05:28,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:28,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:05:28,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:28,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:05:28,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:05:28,381 INFO L87 Difference]: Start difference. First operand 181 states and 259 transitions. Second operand has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:29,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:29,351 INFO L93 Difference]: Finished difference Result 505 states and 708 transitions. [2024-11-10 06:05:29,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:05:29,352 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2024-11-10 06:05:29,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:29,355 INFO L225 Difference]: With dead ends: 505 [2024-11-10 06:05:29,355 INFO L226 Difference]: Without dead ends: 327 [2024-11-10 06:05:29,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-10 06:05:29,357 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 105 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:29,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 842 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:05:29,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2024-11-10 06:05:29,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 212. [2024-11-10 06:05:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 169 states have (on average 1.3372781065088757) internal successors, (226), 171 states have internal predecessors, (226), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-10 06:05:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 302 transitions. [2024-11-10 06:05:29,382 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 302 transitions. Word has length 214 [2024-11-10 06:05:29,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:29,382 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 302 transitions. [2024-11-10 06:05:29,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 302 transitions. [2024-11-10 06:05:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-10 06:05:29,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:29,384 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:29,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 06:05:29,385 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:29,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:29,385 INFO L85 PathProgramCache]: Analyzing trace with hash 54389761, now seen corresponding path program 1 times [2024-11-10 06:05:29,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:29,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639203667] [2024-11-10 06:05:29,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:29,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:32,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:32,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639203667] [2024-11-10 06:05:32,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639203667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:32,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:32,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-10 06:05:32,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309936398] [2024-11-10 06:05:32,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:32,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-10 06:05:32,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:32,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-10 06:05:32,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-10 06:05:32,076 INFO L87 Difference]: Start difference. First operand 212 states and 302 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:33,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:33,099 INFO L93 Difference]: Finished difference Result 509 states and 715 transitions. [2024-11-10 06:05:33,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 06:05:33,102 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2024-11-10 06:05:33,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:33,104 INFO L225 Difference]: With dead ends: 509 [2024-11-10 06:05:33,104 INFO L226 Difference]: Without dead ends: 300 [2024-11-10 06:05:33,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-10 06:05:33,106 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 80 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 769 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:33,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 769 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 06:05:33,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-11-10 06:05:33,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 212. [2024-11-10 06:05:33,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 169 states have (on average 1.3372781065088757) internal successors, (226), 171 states have internal predecessors, (226), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-10 06:05:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 302 transitions. [2024-11-10 06:05:33,131 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 302 transitions. Word has length 214 [2024-11-10 06:05:33,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:33,132 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 302 transitions. [2024-11-10 06:05:33,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 302 transitions. [2024-11-10 06:05:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-10 06:05:33,133 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:33,134 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:33,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 06:05:33,134 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:33,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:33,135 INFO L85 PathProgramCache]: Analyzing trace with hash -580251583, now seen corresponding path program 1 times [2024-11-10 06:05:33,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:33,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206638553] [2024-11-10 06:05:33,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:33,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:36,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:36,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206638553] [2024-11-10 06:05:36,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206638553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:36,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:36,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 06:05:36,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828250872] [2024-11-10 06:05:36,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:36,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 06:05:36,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:36,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 06:05:36,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-10 06:05:36,990 INFO L87 Difference]: Start difference. First operand 212 states and 302 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:38,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:38,515 INFO L93 Difference]: Finished difference Result 542 states and 757 transitions. [2024-11-10 06:05:38,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 06:05:38,517 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2024-11-10 06:05:38,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:38,521 INFO L225 Difference]: With dead ends: 542 [2024-11-10 06:05:38,521 INFO L226 Difference]: Without dead ends: 333 [2024-11-10 06:05:38,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-10 06:05:38,523 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 113 mSDsluCounter, 748 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:38,524 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 888 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-10 06:05:38,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-11-10 06:05:38,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 216. [2024-11-10 06:05:38,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 173 states have (on average 1.3410404624277457) internal successors, (232), 175 states have internal predecessors, (232), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-10 06:05:38,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 308 transitions. [2024-11-10 06:05:38,556 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 308 transitions. Word has length 214 [2024-11-10 06:05:38,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:38,556 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 308 transitions. [2024-11-10 06:05:38,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 308 transitions. [2024-11-10 06:05:38,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-10 06:05:38,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:38,558 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:38,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 06:05:38,559 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:38,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:38,559 INFO L85 PathProgramCache]: Analyzing trace with hash -451168864, now seen corresponding path program 1 times [2024-11-10 06:05:38,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:38,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285808603] [2024-11-10 06:05:38,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:38,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:40,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:40,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285808603] [2024-11-10 06:05:40,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285808603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:40,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:40,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 06:05:40,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325890454] [2024-11-10 06:05:40,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:40,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 06:05:40,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:40,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 06:05:40,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-10 06:05:40,983 INFO L87 Difference]: Start difference. First operand 216 states and 308 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:42,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:42,156 INFO L93 Difference]: Finished difference Result 507 states and 713 transitions. [2024-11-10 06:05:42,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 06:05:42,157 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 214 [2024-11-10 06:05:42,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:42,159 INFO L225 Difference]: With dead ends: 507 [2024-11-10 06:05:42,159 INFO L226 Difference]: Without dead ends: 294 [2024-11-10 06:05:42,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-10 06:05:42,163 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 94 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:42,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 976 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 06:05:42,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-10 06:05:42,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 212. [2024-11-10 06:05:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 169 states have (on average 1.3372781065088757) internal successors, (226), 171 states have internal predecessors, (226), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-10 06:05:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 302 transitions. [2024-11-10 06:05:42,189 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 302 transitions. Word has length 214 [2024-11-10 06:05:42,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:42,189 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 302 transitions. [2024-11-10 06:05:42,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 11 states have internal predecessors, (57), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:42,190 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 302 transitions. [2024-11-10 06:05:42,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-10 06:05:42,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:42,191 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:42,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 06:05:42,191 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:42,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:42,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1000981747, now seen corresponding path program 1 times [2024-11-10 06:05:42,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:42,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063237051] [2024-11-10 06:05:42,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:42,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:42,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:42,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063237051] [2024-11-10 06:05:42,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063237051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:42,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:42,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 06:05:42,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549354745] [2024-11-10 06:05:42,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:42,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 06:05:42,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:42,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 06:05:42,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:05:42,320 INFO L87 Difference]: Start difference. First operand 212 states and 302 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:42,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:42,457 INFO L93 Difference]: Finished difference Result 495 states and 695 transitions. [2024-11-10 06:05:42,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 06:05:42,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 215 [2024-11-10 06:05:42,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:42,460 INFO L225 Difference]: With dead ends: 495 [2024-11-10 06:05:42,460 INFO L226 Difference]: Without dead ends: 286 [2024-11-10 06:05:42,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:05:42,461 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 47 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:42,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 282 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 06:05:42,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2024-11-10 06:05:42,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 202. [2024-11-10 06:05:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 161 states have (on average 1.329192546583851) internal successors, (214), 162 states have internal predecessors, (214), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-10 06:05:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 286 transitions. [2024-11-10 06:05:42,488 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 286 transitions. Word has length 215 [2024-11-10 06:05:42,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:42,489 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 286 transitions. [2024-11-10 06:05:42,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 286 transitions. [2024-11-10 06:05:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-10 06:05:42,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:42,492 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:42,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 06:05:42,492 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:42,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:42,493 INFO L85 PathProgramCache]: Analyzing trace with hash -579076360, now seen corresponding path program 1 times [2024-11-10 06:05:42,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:42,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725862063] [2024-11-10 06:05:42,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:42,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:42,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:42,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725862063] [2024-11-10 06:05:42,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725862063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:42,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:42,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 06:05:42,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81536145] [2024-11-10 06:05:42,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:42,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 06:05:42,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:42,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 06:05:42,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 06:05:42,843 INFO L87 Difference]: Start difference. First operand 202 states and 286 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:43,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:43,089 INFO L93 Difference]: Finished difference Result 567 states and 804 transitions. [2024-11-10 06:05:43,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 06:05:43,090 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 215 [2024-11-10 06:05:43,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:43,093 INFO L225 Difference]: With dead ends: 567 [2024-11-10 06:05:43,093 INFO L226 Difference]: Without dead ends: 368 [2024-11-10 06:05:43,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 06:05:43,096 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 120 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:43,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 518 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 06:05:43,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-10 06:05:43,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 277. [2024-11-10 06:05:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 201 states have (on average 1.2985074626865671) internal successors, (261), 202 states have internal predecessors, (261), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 397 transitions. [2024-11-10 06:05:43,143 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 397 transitions. Word has length 215 [2024-11-10 06:05:43,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:43,144 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 397 transitions. [2024-11-10 06:05:43,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 397 transitions. [2024-11-10 06:05:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-10 06:05:43,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:43,145 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:43,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-10 06:05:43,146 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:43,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:43,146 INFO L85 PathProgramCache]: Analyzing trace with hash 272816666, now seen corresponding path program 1 times [2024-11-10 06:05:43,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:43,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921806049] [2024-11-10 06:05:43,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:43,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:43,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:43,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921806049] [2024-11-10 06:05:43,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921806049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:43,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:43,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 06:05:43,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794285341] [2024-11-10 06:05:43,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:43,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 06:05:43,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:43,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 06:05:43,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:05:43,381 INFO L87 Difference]: Start difference. First operand 277 states and 397 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:43,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:43,579 INFO L93 Difference]: Finished difference Result 521 states and 734 transitions. [2024-11-10 06:05:43,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 06:05:43,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 215 [2024-11-10 06:05:43,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:43,584 INFO L225 Difference]: With dead ends: 521 [2024-11-10 06:05:43,584 INFO L226 Difference]: Without dead ends: 322 [2024-11-10 06:05:43,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:05:43,586 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 41 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:43,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 268 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 06:05:43,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-10 06:05:43,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 277. [2024-11-10 06:05:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 201 states have (on average 1.2786069651741294) internal successors, (257), 202 states have internal predecessors, (257), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 393 transitions. [2024-11-10 06:05:43,642 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 393 transitions. Word has length 215 [2024-11-10 06:05:43,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:43,643 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 393 transitions. [2024-11-10 06:05:43,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:43,644 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 393 transitions. [2024-11-10 06:05:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-10 06:05:43,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:43,645 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:43,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 06:05:43,646 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:43,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:43,646 INFO L85 PathProgramCache]: Analyzing trace with hash -741005847, now seen corresponding path program 1 times [2024-11-10 06:05:43,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:43,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750248696] [2024-11-10 06:05:43,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:43,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:44,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:44,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:44,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750248696] [2024-11-10 06:05:44,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750248696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:44,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:44,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:05:44,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790945469] [2024-11-10 06:05:44,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:44,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:05:44,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:44,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:05:44,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:05:44,971 INFO L87 Difference]: Start difference. First operand 277 states and 393 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:46,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:46,006 INFO L93 Difference]: Finished difference Result 622 states and 859 transitions. [2024-11-10 06:05:46,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:05:46,007 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 216 [2024-11-10 06:05:46,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:46,010 INFO L225 Difference]: With dead ends: 622 [2024-11-10 06:05:46,010 INFO L226 Difference]: Without dead ends: 423 [2024-11-10 06:05:46,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-10 06:05:46,012 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 87 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:46,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 994 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 06:05:46,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-10 06:05:46,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 304. [2024-11-10 06:05:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 228 states have (on average 1.2982456140350878) internal successors, (296), 229 states have internal predecessors, (296), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 432 transitions. [2024-11-10 06:05:46,055 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 432 transitions. Word has length 216 [2024-11-10 06:05:46,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:46,055 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 432 transitions. [2024-11-10 06:05:46,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 432 transitions. [2024-11-10 06:05:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-10 06:05:46,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:46,057 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:46,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-10 06:05:46,058 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:46,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:46,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1034408854, now seen corresponding path program 1 times [2024-11-10 06:05:46,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:46,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222236399] [2024-11-10 06:05:46,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:46,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:47,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:47,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222236399] [2024-11-10 06:05:47,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222236399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:47,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:47,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 06:05:47,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260484405] [2024-11-10 06:05:47,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:47,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 06:05:47,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:47,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 06:05:47,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-10 06:05:47,816 INFO L87 Difference]: Start difference. First operand 304 states and 432 transitions. Second operand has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:48,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:48,731 INFO L93 Difference]: Finished difference Result 624 states and 866 transitions. [2024-11-10 06:05:48,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 06:05:48,732 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 216 [2024-11-10 06:05:48,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:48,735 INFO L225 Difference]: With dead ends: 624 [2024-11-10 06:05:48,736 INFO L226 Difference]: Without dead ends: 398 [2024-11-10 06:05:48,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2024-11-10 06:05:48,737 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 166 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:48,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 817 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:05:48,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2024-11-10 06:05:48,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 304. [2024-11-10 06:05:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 228 states have (on average 1.2982456140350878) internal successors, (296), 229 states have internal predecessors, (296), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 432 transitions. [2024-11-10 06:05:48,778 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 432 transitions. Word has length 216 [2024-11-10 06:05:48,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:48,778 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 432 transitions. [2024-11-10 06:05:48,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 432 transitions. [2024-11-10 06:05:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-10 06:05:48,780 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:48,780 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:48,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-10 06:05:48,781 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:48,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:48,781 INFO L85 PathProgramCache]: Analyzing trace with hash 766545962, now seen corresponding path program 1 times [2024-11-10 06:05:48,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:48,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835550952] [2024-11-10 06:05:48,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:48,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:51,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:51,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835550952] [2024-11-10 06:05:51,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835550952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:51,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:51,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:05:51,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235453266] [2024-11-10 06:05:51,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:51,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:05:51,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:51,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:05:51,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:05:51,361 INFO L87 Difference]: Start difference. First operand 304 states and 432 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:52,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:52,673 INFO L93 Difference]: Finished difference Result 655 states and 904 transitions. [2024-11-10 06:05:52,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:05:52,675 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 216 [2024-11-10 06:05:52,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:52,678 INFO L225 Difference]: With dead ends: 655 [2024-11-10 06:05:52,678 INFO L226 Difference]: Without dead ends: 429 [2024-11-10 06:05:52,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-10 06:05:52,680 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 99 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:52,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 931 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-10 06:05:52,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2024-11-10 06:05:52,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 308. [2024-11-10 06:05:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 232 states have (on average 1.3017241379310345) internal successors, (302), 233 states have internal predecessors, (302), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 438 transitions. [2024-11-10 06:05:52,720 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 438 transitions. Word has length 216 [2024-11-10 06:05:52,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:52,721 INFO L471 AbstractCegarLoop]: Abstraction has 308 states and 438 transitions. [2024-11-10 06:05:52,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 438 transitions. [2024-11-10 06:05:52,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-10 06:05:52,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:52,723 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:52,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-10 06:05:52,723 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:52,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:52,724 INFO L85 PathProgramCache]: Analyzing trace with hash 473142955, now seen corresponding path program 1 times [2024-11-10 06:05:52,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:52,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184389101] [2024-11-10 06:05:52,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:52,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:05:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:05:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:05:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:05:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:05:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:05:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:05:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:05:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 06:05:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:05:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 06:05:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-10 06:05:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 06:05:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-10 06:05:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-10 06:05:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-10 06:05:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-10 06:05:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 06:05:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 06:05:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-10 06:05:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 06:05:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 06:05:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 06:05:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 06:05:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-10 06:05:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 06:05:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-10 06:05:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-10 06:05:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-10 06:05:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-10 06:05:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-10 06:05:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:05:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:05:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-10 06:05:55,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:05:55,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184389101] [2024-11-10 06:05:55,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184389101] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:05:55,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:05:55,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 06:05:55,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655601661] [2024-11-10 06:05:55,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:05:55,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 06:05:55,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:05:55,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 06:05:55,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-10 06:05:55,552 INFO L87 Difference]: Start difference. First operand 308 states and 438 transitions. Second operand has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:56,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:05:56,919 INFO L93 Difference]: Finished difference Result 620 states and 862 transitions. [2024-11-10 06:05:56,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 06:05:56,924 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 216 [2024-11-10 06:05:56,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:05:56,928 INFO L225 Difference]: With dead ends: 620 [2024-11-10 06:05:56,928 INFO L226 Difference]: Without dead ends: 390 [2024-11-10 06:05:56,929 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-10 06:05:56,930 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 127 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 936 SdHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 06:05:56,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 936 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 06:05:56,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2024-11-10 06:05:56,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 304. [2024-11-10 06:05:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 228 states have (on average 1.2982456140350878) internal successors, (296), 229 states have internal predecessors, (296), 68 states have call successors, (68), 7 states have call predecessors, (68), 7 states have return successors, (68), 67 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-10 06:05:56,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 432 transitions. [2024-11-10 06:05:56,966 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 432 transitions. Word has length 216 [2024-11-10 06:05:56,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:05:56,967 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 432 transitions. [2024-11-10 06:05:56,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-10 06:05:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 432 transitions. [2024-11-10 06:05:56,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-10 06:05:56,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:05:56,969 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:05:56,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-10 06:05:56,969 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:05:56,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:05:56,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1385934180, now seen corresponding path program 1 times [2024-11-10 06:05:56,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:05:56,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080329990] [2024-11-10 06:05:56,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:05:56,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:05:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat