./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.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_fillercodesize_ps-cn-100_file-34.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 2b329d9832ec99d9ffbb7796b225f0eac74b08ac18938b07d93f1b80cf8ae2f9 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 03:53:17,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 03:53:17,343 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 03:53:17,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 03:53:17,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 03:53:17,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 03:53:17,382 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 03:53:17,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 03:53:17,383 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 03:53:17,385 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 03:53:17,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 03:53:17,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 03:53:17,386 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 03:53:17,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 03:53:17,388 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 03:53:17,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 03:53:17,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 03:53:17,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 03:53:17,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 03:53:17,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 03:53:17,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 03:53:17,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 03:53:17,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 03:53:17,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 03:53:17,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 03:53:17,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 03:53:17,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 03:53:17,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 03:53:17,393 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 03:53:17,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 03:53:17,394 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 03:53:17,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 03:53:17,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:53:17,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 03:53:17,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 03:53:17,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 03:53:17,396 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 03:53:17,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 03:53:17,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 03:53:17,397 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 03:53:17,397 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 03:53:17,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 03:53:17,398 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b329d9832ec99d9ffbb7796b225f0eac74b08ac18938b07d93f1b80cf8ae2f9 [2024-11-10 03:53:17,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 03:53:17,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 03:53:17,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 03:53:17,659 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 03:53:17,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 03:53:17,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i [2024-11-10 03:53:19,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 03:53:19,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 03:53:19,382 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i [2024-11-10 03:53:19,395 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86d65344c/204c5c881173408bbf6c675dd5157823/FLAG451d023e7 [2024-11-10 03:53:19,734 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86d65344c/204c5c881173408bbf6c675dd5157823 [2024-11-10 03:53:19,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 03:53:19,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 03:53:19,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 03:53:19,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 03:53:19,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 03:53:19,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:19" (1/1) ... [2024-11-10 03:53:19,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f07457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:19, skipping insertion in model container [2024-11-10 03:53:19,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:53:19" (1/1) ... [2024-11-10 03:53:19,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 03:53:19,958 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i[916,929] [2024-11-10 03:53:20,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:53:20,086 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 03:53:20,096 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i[916,929] [2024-11-10 03:53:20,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:53:20,189 INFO L204 MainTranslator]: Completed translation [2024-11-10 03:53:20,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20 WrapperNode [2024-11-10 03:53:20,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 03:53:20,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 03:53:20,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 03:53:20,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 03:53:20,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,262 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 317 [2024-11-10 03:53:20,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 03:53:20,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 03:53:20,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 03:53:20,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 03:53:20,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,285 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,320 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 03:53:20,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,343 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 03:53:20,373 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 03:53:20,373 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 03:53:20,374 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 03:53:20,374 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (1/1) ... [2024-11-10 03:53:20,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:53:20,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:53:20,412 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 03:53:20,415 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 03:53:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 03:53:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 03:53:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 03:53:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 03:53:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 03:53:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 03:53:20,590 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 03:53:20,592 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 03:53:21,243 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L256: havoc property_#t~bitwise30#1;havoc property_#t~ite32#1;havoc property_#t~bitwise31#1;havoc property_#t~short33#1; [2024-11-10 03:53:21,295 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-10 03:53:21,295 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 03:53:21,333 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 03:53:21,334 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 03:53:21,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:53:21 BoogieIcfgContainer [2024-11-10 03:53:21,334 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 03:53:21,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 03:53:21,337 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 03:53:21,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 03:53:21,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:53:19" (1/3) ... [2024-11-10 03:53:21,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b2167f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:21, skipping insertion in model container [2024-11-10 03:53:21,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:53:20" (2/3) ... [2024-11-10 03:53:21,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b2167f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:53:21, skipping insertion in model container [2024-11-10 03:53:21,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:53:21" (3/3) ... [2024-11-10 03:53:21,345 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-34.i [2024-11-10 03:53:21,362 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 03:53:21,363 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 03:53:21,432 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 03:53:21,441 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;@592af2d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 03:53:21,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 03:53:21,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 03:53:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-10 03:53:21,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:21,472 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:21,473 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:21,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:21,481 INFO L85 PathProgramCache]: Analyzing trace with hash -21478119, now seen corresponding path program 1 times [2024-11-10 03:53:21,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:21,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400418789] [2024-11-10 03:53:21,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:21,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:21,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:22,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:22,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400418789] [2024-11-10 03:53:22,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400418789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:22,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:22,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 03:53:22,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860969998] [2024-11-10 03:53:22,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:22,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 03:53:22,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:22,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 03:53:22,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:53:22,214 INFO L87 Difference]: Start difference. First operand has 140 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:22,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:22,262 INFO L93 Difference]: Finished difference Result 272 states and 485 transitions. [2024-11-10 03:53:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 03:53:22,265 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) Word has length 278 [2024-11-10 03:53:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:22,273 INFO L225 Difference]: With dead ends: 272 [2024-11-10 03:53:22,273 INFO L226 Difference]: Without dead ends: 135 [2024-11-10 03:53:22,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 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 03:53:22,280 INFO L432 NwaCegarLoop]: 212 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, 212 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 03:53:22,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 212 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 03:53:22,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-10 03:53:22,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-11-10 03:53:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 89 states have (on average 1.4382022471910112) internal successors, (128), 89 states have internal predecessors, (128), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 03:53:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 216 transitions. [2024-11-10 03:53:22,347 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 216 transitions. Word has length 278 [2024-11-10 03:53:22,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:22,347 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 216 transitions. [2024-11-10 03:53:22,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2024-11-10 03:53:22,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-10 03:53:22,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:22,360 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:22,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 03:53:22,360 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:22,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:22,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1009594787, now seen corresponding path program 1 times [2024-11-10 03:53:22,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:22,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118469491] [2024-11-10 03:53:22,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:22,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:23,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:23,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118469491] [2024-11-10 03:53:23,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118469491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:23,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:23,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 03:53:23,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050480100] [2024-11-10 03:53:23,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:23,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 03:53:23,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:23,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 03:53:23,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 03:53:23,303 INFO L87 Difference]: Start difference. First operand 135 states and 216 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:23,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:23,626 INFO L93 Difference]: Finished difference Result 431 states and 689 transitions. [2024-11-10 03:53:23,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 03:53:23,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 278 [2024-11-10 03:53:23,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:23,632 INFO L225 Difference]: With dead ends: 431 [2024-11-10 03:53:23,632 INFO L226 Difference]: Without dead ends: 299 [2024-11-10 03:53:23,633 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:53:23,637 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 208 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:23,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 653 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 03:53:23,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2024-11-10 03:53:23,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 266. [2024-11-10 03:53:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 175 states have (on average 1.44) internal successors, (252), 175 states have internal predecessors, (252), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-10 03:53:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 428 transitions. [2024-11-10 03:53:23,697 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 428 transitions. Word has length 278 [2024-11-10 03:53:23,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:23,700 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 428 transitions. [2024-11-10 03:53:23,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 428 transitions. [2024-11-10 03:53:23,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-10 03:53:23,705 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:23,705 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:23,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 03:53:23,706 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:23,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:23,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1519161583, now seen corresponding path program 1 times [2024-11-10 03:53:23,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:23,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963632244] [2024-11-10 03:53:23,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:23,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:24,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:24,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963632244] [2024-11-10 03:53:24,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963632244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:24,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:24,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 03:53:24,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671191415] [2024-11-10 03:53:24,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:24,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 03:53:24,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:24,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 03:53:24,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:53:24,238 INFO L87 Difference]: Start difference. First operand 266 states and 428 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:24,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:24,742 INFO L93 Difference]: Finished difference Result 788 states and 1268 transitions. [2024-11-10 03:53:24,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 03:53:24,743 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 279 [2024-11-10 03:53:24,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:24,749 INFO L225 Difference]: With dead ends: 788 [2024-11-10 03:53:24,749 INFO L226 Difference]: Without dead ends: 525 [2024-11-10 03:53:24,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-10 03:53:24,752 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 244 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 837 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:24,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 837 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 03:53:24,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2024-11-10 03:53:24,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 270. [2024-11-10 03:53:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 179 states have (on average 1.4301675977653632) internal successors, (256), 179 states have internal predecessors, (256), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-10 03:53:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 432 transitions. [2024-11-10 03:53:24,810 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 432 transitions. Word has length 279 [2024-11-10 03:53:24,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:24,812 INFO L471 AbstractCegarLoop]: Abstraction has 270 states and 432 transitions. [2024-11-10 03:53:24,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:24,812 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 432 transitions. [2024-11-10 03:53:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-10 03:53:24,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:24,816 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:24,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 03:53:24,816 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:24,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:24,817 INFO L85 PathProgramCache]: Analyzing trace with hash 2076805216, now seen corresponding path program 1 times [2024-11-10 03:53:24,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:24,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348979157] [2024-11-10 03:53:24,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:24,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:27,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:27,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348979157] [2024-11-10 03:53:27,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348979157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:27,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:27,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 03:53:27,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633222325] [2024-11-10 03:53:27,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:27,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 03:53:27,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:27,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 03:53:27,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-10 03:53:27,824 INFO L87 Difference]: Start difference. First operand 270 states and 432 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:28,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:28,499 INFO L93 Difference]: Finished difference Result 771 states and 1218 transitions. [2024-11-10 03:53:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 03:53:28,499 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 280 [2024-11-10 03:53:28,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:28,506 INFO L225 Difference]: With dead ends: 771 [2024-11-10 03:53:28,506 INFO L226 Difference]: Without dead ends: 504 [2024-11-10 03:53:28,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-10 03:53:28,512 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 263 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:28,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 768 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 03:53:28,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-11-10 03:53:28,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 384. [2024-11-10 03:53:28,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 248 states have (on average 1.4233870967741935) internal successors, (353), 248 states have internal predecessors, (353), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 617 transitions. [2024-11-10 03:53:28,580 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 617 transitions. Word has length 280 [2024-11-10 03:53:28,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:28,581 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 617 transitions. [2024-11-10 03:53:28,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 617 transitions. [2024-11-10 03:53:28,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-10 03:53:28,586 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:28,586 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:28,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 03:53:28,587 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:28,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:28,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1284629989, now seen corresponding path program 1 times [2024-11-10 03:53:28,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:28,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916032108] [2024-11-10 03:53:28,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:35,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:35,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916032108] [2024-11-10 03:53:35,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916032108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:35,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:35,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 03:53:35,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385048165] [2024-11-10 03:53:35,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:35,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 03:53:35,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:35,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 03:53:35,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-10 03:53:35,922 INFO L87 Difference]: Start difference. First operand 384 states and 617 transitions. Second operand has 15 states, 15 states have (on average 4.2) internal successors, (63), 15 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:39,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:39,665 INFO L93 Difference]: Finished difference Result 833 states and 1298 transitions. [2024-11-10 03:53:39,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-10 03:53:39,666 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.2) internal successors, (63), 15 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 280 [2024-11-10 03:53:39,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:39,672 INFO L225 Difference]: With dead ends: 833 [2024-11-10 03:53:39,672 INFO L226 Difference]: Without dead ends: 566 [2024-11-10 03:53:39,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2024-11-10 03:53:39,675 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 1186 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1186 SdHoareTripleChecker+Valid, 1369 SdHoareTripleChecker+Invalid, 1185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:39,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1186 Valid, 1369 Invalid, 1185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-10 03:53:39,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2024-11-10 03:53:39,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 398. [2024-11-10 03:53:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 262 states have (on average 1.416030534351145) internal successors, (371), 262 states have internal predecessors, (371), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 635 transitions. [2024-11-10 03:53:39,725 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 635 transitions. Word has length 280 [2024-11-10 03:53:39,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:39,726 INFO L471 AbstractCegarLoop]: Abstraction has 398 states and 635 transitions. [2024-11-10 03:53:39,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.2) internal successors, (63), 15 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 635 transitions. [2024-11-10 03:53:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-10 03:53:39,730 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:39,730 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:39,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 03:53:39,731 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:39,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:39,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1267526972, now seen corresponding path program 1 times [2024-11-10 03:53:39,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:39,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686008728] [2024-11-10 03:53:39,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:39,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:42,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:42,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686008728] [2024-11-10 03:53:42,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686008728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:42,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:42,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 03:53:42,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588334398] [2024-11-10 03:53:42,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:42,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 03:53:42,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:42,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 03:53:42,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-10 03:53:42,741 INFO L87 Difference]: Start difference. First operand 398 states and 635 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:44,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:44,422 INFO L93 Difference]: Finished difference Result 865 states and 1349 transitions. [2024-11-10 03:53:44,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 03:53:44,423 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 280 [2024-11-10 03:53:44,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:44,428 INFO L225 Difference]: With dead ends: 865 [2024-11-10 03:53:44,429 INFO L226 Difference]: Without dead ends: 598 [2024-11-10 03:53:44,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2024-11-10 03:53:44,431 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 447 mSDsluCounter, 812 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:44,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 991 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 745 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-10 03:53:44,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2024-11-10 03:53:44,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 439. [2024-11-10 03:53:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 303 states have (on average 1.4191419141914192) internal successors, (430), 303 states have internal predecessors, (430), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:44,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 694 transitions. [2024-11-10 03:53:44,510 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 694 transitions. Word has length 280 [2024-11-10 03:53:44,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:44,510 INFO L471 AbstractCegarLoop]: Abstraction has 439 states and 694 transitions. [2024-11-10 03:53:44,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 694 transitions. [2024-11-10 03:53:44,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-10 03:53:44,516 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:44,516 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:44,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 03:53:44,517 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:44,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:44,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1088116484, now seen corresponding path program 1 times [2024-11-10 03:53:44,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:44,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829058961] [2024-11-10 03:53:44,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:44,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:46,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:46,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829058961] [2024-11-10 03:53:46,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829058961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:46,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:46,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-10 03:53:46,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206453653] [2024-11-10 03:53:46,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:46,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-10 03:53:46,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:46,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-10 03:53:46,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-10 03:53:46,951 INFO L87 Difference]: Start difference. First operand 439 states and 694 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:48,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:48,796 INFO L93 Difference]: Finished difference Result 980 states and 1504 transitions. [2024-11-10 03:53:48,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 03:53:48,797 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 280 [2024-11-10 03:53:48,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:48,802 INFO L225 Difference]: With dead ends: 980 [2024-11-10 03:53:48,802 INFO L226 Difference]: Without dead ends: 672 [2024-11-10 03:53:48,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 91 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2024-11-10 03:53:48,805 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 457 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 834 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 1238 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:48,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 1238 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 834 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-10 03:53:48,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-10 03:53:48,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 550. [2024-11-10 03:53:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 414 states have (on average 1.429951690821256) internal successors, (592), 414 states have internal predecessors, (592), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 856 transitions. [2024-11-10 03:53:48,874 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 856 transitions. Word has length 280 [2024-11-10 03:53:48,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:48,876 INFO L471 AbstractCegarLoop]: Abstraction has 550 states and 856 transitions. [2024-11-10 03:53:48,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 03:53:48,876 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 856 transitions. [2024-11-10 03:53:48,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-10 03:53:48,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:48,879 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:48,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 03:53:48,879 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:48,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:48,880 INFO L85 PathProgramCache]: Analyzing trace with hash -710610271, now seen corresponding path program 1 times [2024-11-10 03:53:48,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:48,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393453724] [2024-11-10 03:53:48,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:48,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:49,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:49,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393453724] [2024-11-10 03:53:49,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393453724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:49,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:49,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 03:53:49,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402082051] [2024-11-10 03:53:49,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:49,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 03:53:49,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:49,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 03:53:49,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 03:53:49,561 INFO L87 Difference]: Start difference. First operand 550 states and 856 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:49,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:49,907 INFO L93 Difference]: Finished difference Result 882 states and 1379 transitions. [2024-11-10 03:53:49,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 03:53:49,908 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 280 [2024-11-10 03:53:49,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:49,914 INFO L225 Difference]: With dead ends: 882 [2024-11-10 03:53:49,914 INFO L226 Difference]: Without dead ends: 549 [2024-11-10 03:53:49,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:53:49,918 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 159 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:49,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 573 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 03:53:49,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-10 03:53:49,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 518. [2024-11-10 03:53:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 382 states have (on average 1.4083769633507854) internal successors, (538), 382 states have internal predecessors, (538), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 802 transitions. [2024-11-10 03:53:49,997 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 802 transitions. Word has length 280 [2024-11-10 03:53:50,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:50,000 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 802 transitions. [2024-11-10 03:53:50,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 802 transitions. [2024-11-10 03:53:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 03:53:50,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:50,003 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:50,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 03:53:50,003 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:50,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:50,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1037654837, now seen corresponding path program 1 times [2024-11-10 03:53:50,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:50,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676620646] [2024-11-10 03:53:50,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:50,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:53:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:53:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:53:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:53:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:53:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:53:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:53:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:53:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:53:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:53:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:53:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:53:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:53:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:53:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:53:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:53:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:53:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:53:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:53:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:53:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:53:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:53:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:53:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:53:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:53:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:53:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:53:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:53:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:53:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:53:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:53:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:53:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:53:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:53:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:53:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:53:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:53:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:53:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:53:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:53:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:53:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:53:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:53:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:53:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:53:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:53:53,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:53:53,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676620646] [2024-11-10 03:53:53,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676620646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:53:53,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:53:53,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 03:53:53,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400008980] [2024-11-10 03:53:53,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:53:53,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 03:53:53,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:53:53,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 03:53:53,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-10 03:53:53,181 INFO L87 Difference]: Start difference. First operand 518 states and 802 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:54,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:53:54,598 INFO L93 Difference]: Finished difference Result 990 states and 1509 transitions. [2024-11-10 03:53:54,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-10 03:53:54,600 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 281 [2024-11-10 03:53:54,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:53:54,605 INFO L225 Difference]: With dead ends: 990 [2024-11-10 03:53:54,605 INFO L226 Difference]: Without dead ends: 723 [2024-11-10 03:53:54,607 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-10 03:53:54,607 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 321 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 1004 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 03:53:54,608 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 1004 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 03:53:54,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2024-11-10 03:53:54,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 534. [2024-11-10 03:53:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 534 states, 396 states have (on average 1.398989898989899) internal successors, (554), 396 states have internal predecessors, (554), 132 states have call successors, (132), 5 states have call predecessors, (132), 5 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:53:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 818 transitions. [2024-11-10 03:53:54,671 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 818 transitions. Word has length 281 [2024-11-10 03:53:54,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:53:54,672 INFO L471 AbstractCegarLoop]: Abstraction has 534 states and 818 transitions. [2024-11-10 03:53:54,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:53:54,672 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 818 transitions. [2024-11-10 03:53:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 03:53:54,674 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:53:54,674 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:53:54,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 03:53:54,675 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:53:54,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:53:54,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1791860486, now seen corresponding path program 1 times [2024-11-10 03:53:54,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:53:54,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357177961] [2024-11-10 03:53:54,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:53:54,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:53:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:54:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:54:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:54:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:54:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:54:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:54:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:54:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:54:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:54:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:54:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:54:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:54:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:54:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:54:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:54:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:54:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:54:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:54:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:54:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:54:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:54:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:54:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:54:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:54:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:54:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:54:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:54:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:54:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:54:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:54:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:54:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:54:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:54:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:54:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:54:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:54:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:54:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:54:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:54:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:54:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:54:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:54:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:54:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:54:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:54:00,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:54:00,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357177961] [2024-11-10 03:54:00,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357177961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:54:00,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:54:00,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 03:54:00,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54255584] [2024-11-10 03:54:00,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:54:00,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 03:54:00,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:54:00,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 03:54:00,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-10 03:54:00,498 INFO L87 Difference]: Start difference. First operand 534 states and 818 transitions. Second operand has 15 states, 15 states have (on average 4.266666666666667) internal successors, (64), 15 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:54:03,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:54:03,516 INFO L93 Difference]: Finished difference Result 1124 states and 1673 transitions. [2024-11-10 03:54:03,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 03:54:03,517 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.266666666666667) internal successors, (64), 15 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 281 [2024-11-10 03:54:03,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:54:03,522 INFO L225 Difference]: With dead ends: 1124 [2024-11-10 03:54:03,523 INFO L226 Difference]: Without dead ends: 777 [2024-11-10 03:54:03,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=139, Invalid=511, Unknown=0, NotChecked=0, Total=650 [2024-11-10 03:54:03,525 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 361 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 1708 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-10 03:54:03,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 1708 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1453 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-10 03:54:03,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2024-11-10 03:54:03,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 615. [2024-11-10 03:54:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 477 states have (on average 1.3836477987421383) internal successors, (660), 477 states have internal predecessors, (660), 132 states have call successors, (132), 5 states have call predecessors, (132), 5 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:54:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 924 transitions. [2024-11-10 03:54:03,591 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 924 transitions. Word has length 281 [2024-11-10 03:54:03,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:54:03,592 INFO L471 AbstractCegarLoop]: Abstraction has 615 states and 924 transitions. [2024-11-10 03:54:03,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.266666666666667) internal successors, (64), 15 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:54:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 924 transitions. [2024-11-10 03:54:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 03:54:03,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:54:03,594 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:54:03,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 03:54:03,595 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:54:03,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:54:03,596 INFO L85 PathProgramCache]: Analyzing trace with hash -438550789, now seen corresponding path program 1 times [2024-11-10 03:54:03,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:54:03,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145647706] [2024-11-10 03:54:03,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:54:03,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:54:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:54:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:54:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-10 03:54:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:54:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 03:54:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:54:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 03:54:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:54:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 03:54:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:54:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 03:54:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:54:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-10 03:54:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:54:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:54:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 03:54:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 03:54:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 03:54:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 03:54:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 03:54:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 03:54:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 03:54:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 03:54:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 03:54:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 03:54:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 03:54:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:54:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 03:54:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:54:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 03:54:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:54:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 03:54:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:54:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 03:54:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:54:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 03:54:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:54:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 03:54:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:54:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 03:54:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:54:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:26,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:54:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:27,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 03:54:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:27,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:54:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:54:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 03:54:27,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:54:27,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145647706] [2024-11-10 03:54:27,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145647706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:54:27,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:54:27,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 03:54:27,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753779051] [2024-11-10 03:54:27,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:54:27,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 03:54:27,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:54:27,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 03:54:27,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-11-10 03:54:27,019 INFO L87 Difference]: Start difference. First operand 615 states and 924 transitions. Second operand has 16 states, 16 states have (on average 4.0) internal successors, (64), 16 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:54:29,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:54:29,374 INFO L93 Difference]: Finished difference Result 885 states and 1302 transitions. [2024-11-10 03:54:29,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-10 03:54:29,375 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.0) internal successors, (64), 16 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 281 [2024-11-10 03:54:29,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:54:29,379 INFO L225 Difference]: With dead ends: 885 [2024-11-10 03:54:29,380 INFO L226 Difference]: Without dead ends: 743 [2024-11-10 03:54:29,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=138, Invalid=512, Unknown=0, NotChecked=0, Total=650 [2024-11-10 03:54:29,381 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 333 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 1951 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-10 03:54:29,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 1951 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1371 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-10 03:54:29,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2024-11-10 03:54:29,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 604. [2024-11-10 03:54:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 466 states have (on average 1.386266094420601) internal successors, (646), 466 states have internal predecessors, (646), 132 states have call successors, (132), 5 states have call predecessors, (132), 5 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-10 03:54:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 910 transitions. [2024-11-10 03:54:29,445 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 910 transitions. Word has length 281 [2024-11-10 03:54:29,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:54:29,446 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 910 transitions. [2024-11-10 03:54:29,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.0) internal successors, (64), 16 states have internal predecessors, (64), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 03:54:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 910 transitions. [2024-11-10 03:54:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-10 03:54:29,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:54:29,448 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:54:29,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 03:54:29,449 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:54:29,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:54:29,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1058439615, now seen corresponding path program 1 times [2024-11-10 03:54:29,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:54:29,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246903896] [2024-11-10 03:54:29,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:54:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:54:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat