./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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-50_file-98.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 fb7f5397d6e76f161dfbf7d218b9accd64857e1ee95b297da8409033586cbc66 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:45:54,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:45:54,361 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:45:54,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:45:54,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:45:54,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:45:54,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:45:54,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:45:54,393 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:45:54,394 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:45:54,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:45:54,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:45:54,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:45:54,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:45:54,397 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:45:54,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:45:54,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:45:54,398 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:45:54,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:45:54,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:45:54,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:45:54,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:45:54,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:45:54,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:45:54,402 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:45:54,402 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:45:54,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:45:54,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:45:54,403 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:45:54,403 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:45:54,408 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:45:54,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:45:54,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:45:54,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:45:54,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:45:54,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:45:54,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:45:54,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:45:54,410 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:45:54,410 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:45:54,410 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:45:54,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:45:54,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb7f5397d6e76f161dfbf7d218b9accd64857e1ee95b297da8409033586cbc66 [2024-11-16 13:45:54,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:45:54,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:45:54,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:45:54,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:45:54,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:45:54,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-98.i [2024-11-16 13:45:55,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:45:56,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:45:56,144 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-98.i [2024-11-16 13:45:56,156 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b13a409/16d459bc464342e6bc6be99347c96ee5/FLAG6c0b417c4 [2024-11-16 13:45:56,167 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b13a409/16d459bc464342e6bc6be99347c96ee5 [2024-11-16 13:45:56,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:45:56,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:45:56,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:45:56,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:45:56,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:45:56,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3550ee50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56, skipping insertion in model container [2024-11-16 13:45:56,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:45:56,381 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-50_file-98.i[915,928] [2024-11-16 13:45:56,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:45:56,457 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:45:56,467 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-50_file-98.i[915,928] [2024-11-16 13:45:56,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:45:56,518 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:45:56,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56 WrapperNode [2024-11-16 13:45:56,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:45:56,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:45:56,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:45:56,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:45:56,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,571 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 271 [2024-11-16 13:45:56,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:45:56,572 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:45:56,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:45:56,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:45:56,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,585 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,601 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]. [2024-11-16 13:45:56,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,616 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:45:56,636 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:45:56,636 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:45:56,636 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:45:56,637 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (1/1) ... [2024-11-16 13:45:56,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:45:56,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:45:56,668 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) [2024-11-16 13:45:56,670 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 [2024-11-16 13:45:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:45:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:45:56,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:45:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:45:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:45:56,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:45:56,798 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:45:56,799 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:45:57,228 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: havoc property_#t~bitwise30#1; [2024-11-16 13:45:57,285 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-16 13:45:57,286 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:45:57,307 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:45:57,309 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:45:57,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:45:57 BoogieIcfgContainer [2024-11-16 13:45:57,309 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:45:57,311 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:45:57,312 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:45:57,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:45:57,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:45:56" (1/3) ... [2024-11-16 13:45:57,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3378f4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:45:57, skipping insertion in model container [2024-11-16 13:45:57,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:45:56" (2/3) ... [2024-11-16 13:45:57,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3378f4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:45:57, skipping insertion in model container [2024-11-16 13:45:57,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:45:57" (3/3) ... [2024-11-16 13:45:57,318 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-98.i [2024-11-16 13:45:57,352 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:45:57,353 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:45:57,428 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:45:57,433 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;@24778596, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:45:57,433 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:45:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-16 13:45:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-16 13:45:57,455 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:45:57,455 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:45:57,456 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:45:57,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:45:57,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1684153970, now seen corresponding path program 1 times [2024-11-16 13:45:57,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:45:57,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209963157] [2024-11-16 13:45:57,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:45:57,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:45:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:45:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:45:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:45:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:45:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:45:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 13:45:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:45:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:45:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:45:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:45:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:45:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:45:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:45:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:45:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:45:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:45:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:45:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:45:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:45:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:45:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:45:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:45:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:45:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:45:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:45:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:45:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:45:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:45:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:45:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:45:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:45:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:45:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:45:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:45:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:45:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 13:45:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:45:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 13:45:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:45:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 13:45:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:45:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:45:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-16 13:45:57,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:45:57,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209963157] [2024-11-16 13:45:57,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209963157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:45:57,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:45:57,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:45:57,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687275207] [2024-11-16 13:45:57,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:45:57,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:45:57,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:45:57,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:45:57,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:45:57,942 INFO L87 Difference]: Start difference. First operand has 121 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-16 13:45:57,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:45:57,990 INFO L93 Difference]: Finished difference Result 234 states and 415 transitions. [2024-11-16 13:45:57,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:45:57,993 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) Word has length 263 [2024-11-16 13:45:57,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:45:58,003 INFO L225 Difference]: With dead ends: 234 [2024-11-16 13:45:58,004 INFO L226 Difference]: Without dead ends: 116 [2024-11-16 13:45:58,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:45:58,011 INFO L432 NwaCegarLoop]: 178 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, 178 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 [2024-11-16 13:45:58,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:45:58,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-16 13:45:58,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-16 13:45:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 72 states have internal predecessors, (98), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-16 13:45:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 182 transitions. [2024-11-16 13:45:58,058 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 182 transitions. Word has length 263 [2024-11-16 13:45:58,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:45:58,059 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 182 transitions. [2024-11-16 13:45:58,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-16 13:45:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 182 transitions. [2024-11-16 13:45:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-16 13:45:58,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:45:58,063 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:45:58,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:45:58,064 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:45:58,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:45:58,064 INFO L85 PathProgramCache]: Analyzing trace with hash 2061363886, now seen corresponding path program 1 times [2024-11-16 13:45:58,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:45:58,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539447519] [2024-11-16 13:45:58,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:45:58,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:45:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:45:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:45:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:45:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:45:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:45:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 13:45:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:45:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:45:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:45:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:45:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:45:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:45:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:45:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:45:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:45:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:45:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:45:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:45:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:45:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:45:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:45:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:45:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:45:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:45:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:45:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:45:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:45:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:45:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:45:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:45:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:45:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:45:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:45:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:45:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:58,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:45:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 13:45:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:45:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 13:45:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:45:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 13:45:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:45:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:45:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-16 13:45:59,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:45:59,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539447519] [2024-11-16 13:45:59,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539447519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:45:59,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:45:59,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:45:59,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275336654] [2024-11-16 13:45:59,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:45:59,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:45:59,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:45:59,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:45:59,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:45:59,036 INFO L87 Difference]: Start difference. First operand 116 states and 182 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:45:59,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:45:59,167 INFO L93 Difference]: Finished difference Result 343 states and 542 transitions. [2024-11-16 13:45:59,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:45:59,167 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 263 [2024-11-16 13:45:59,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:45:59,174 INFO L225 Difference]: With dead ends: 343 [2024-11-16 13:45:59,174 INFO L226 Difference]: Without dead ends: 230 [2024-11-16 13:45:59,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 13:45:59,176 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 107 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:45:59,176 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 677 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:45:59,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-16 13:45:59,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 227. [2024-11-16 13:45:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 140 states have (on average 1.3714285714285714) internal successors, (192), 140 states have internal predecessors, (192), 84 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:45:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 360 transitions. [2024-11-16 13:45:59,218 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 360 transitions. Word has length 263 [2024-11-16 13:45:59,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:45:59,221 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 360 transitions. [2024-11-16 13:45:59,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:45:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 360 transitions. [2024-11-16 13:45:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-16 13:45:59,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:45:59,227 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:45:59,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:45:59,228 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:45:59,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:45:59,229 INFO L85 PathProgramCache]: Analyzing trace with hash -42118003, now seen corresponding path program 1 times [2024-11-16 13:45:59,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:45:59,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733448090] [2024-11-16 13:45:59,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:45:59,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:45:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:45:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:45:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:45:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:45:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:45:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 13:45:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:45:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:45:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:45:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:45:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:45:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:45:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:45:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:45:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:45:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:45:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:45:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:45:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:45:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:45:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:45:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:45:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:45:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:45:59,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:45:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:46:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:46:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:46:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:46:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:46:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:46:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:46:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:46:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:46:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:46:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:46:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 13:46:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:46:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 13:46:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:46:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 13:46:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:46:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:46:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-16 13:46:00,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:46:00,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733448090] [2024-11-16 13:46:00,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733448090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:46:00,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:46:00,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:46:00,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630950015] [2024-11-16 13:46:00,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:46:00,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:46:00,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:46:00,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:46:00,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:46:00,080 INFO L87 Difference]: Start difference. First operand 227 states and 360 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:00,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:46:00,415 INFO L93 Difference]: Finished difference Result 543 states and 862 transitions. [2024-11-16 13:46:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:46:00,417 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 263 [2024-11-16 13:46:00,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:46:00,422 INFO L225 Difference]: With dead ends: 543 [2024-11-16 13:46:00,422 INFO L226 Difference]: Without dead ends: 319 [2024-11-16 13:46:00,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:46:00,425 INFO L432 NwaCegarLoop]: 306 mSDtfsCounter, 191 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:46:00,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 546 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 13:46:00,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-16 13:46:00,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 227. [2024-11-16 13:46:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 140 states have (on average 1.3642857142857143) internal successors, (191), 140 states have internal predecessors, (191), 84 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:46:00,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 359 transitions. [2024-11-16 13:46:00,468 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 359 transitions. Word has length 263 [2024-11-16 13:46:00,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:46:00,470 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 359 transitions. [2024-11-16 13:46:00,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 359 transitions. [2024-11-16 13:46:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-16 13:46:00,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:46:00,477 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:46:00,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:46:00,478 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:46:00,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:46:00,478 INFO L85 PathProgramCache]: Analyzing trace with hash -335521010, now seen corresponding path program 1 times [2024-11-16 13:46:00,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:46:00,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851953790] [2024-11-16 13:46:00,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:46:00,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:46:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:46:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:46:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:46:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:46:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:46:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 13:46:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:46:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:46:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:46:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:46:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:46:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:46:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:46:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:46:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:46:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:46:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:46:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:46:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:46:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:46:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:46:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:46:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:46:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:46:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:46:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:46:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:46:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:46:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:46:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:46:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:46:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:46:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:46:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:46:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:46:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 13:46:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:46:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 13:46:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:46:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 13:46:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:46:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:46:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-16 13:46:01,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:46:01,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851953790] [2024-11-16 13:46:01,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851953790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:46:01,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:46:01,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:46:01,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787810498] [2024-11-16 13:46:01,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:46:01,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:46:01,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:46:01,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:46:01,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:46:01,570 INFO L87 Difference]: Start difference. First operand 227 states and 359 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:02,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:46:02,369 INFO L93 Difference]: Finished difference Result 618 states and 968 transitions. [2024-11-16 13:46:02,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 13:46:02,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 263 [2024-11-16 13:46:02,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:46:02,373 INFO L225 Difference]: With dead ends: 618 [2024-11-16 13:46:02,373 INFO L226 Difference]: Without dead ends: 394 [2024-11-16 13:46:02,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-16 13:46:02,374 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 305 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 13:46:02,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 764 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 13:46:02,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2024-11-16 13:46:02,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 382. [2024-11-16 13:46:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 231 states have (on average 1.341991341991342) internal successors, (310), 232 states have internal predecessors, (310), 146 states have call successors, (146), 4 states have call predecessors, (146), 4 states have return successors, (146), 145 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-16 13:46:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 602 transitions. [2024-11-16 13:46:02,423 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 602 transitions. Word has length 263 [2024-11-16 13:46:02,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:46:02,426 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 602 transitions. [2024-11-16 13:46:02,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:02,426 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 602 transitions. [2024-11-16 13:46:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-16 13:46:02,432 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:46:02,432 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:46:02,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:46:02,433 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:46:02,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:46:02,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1407289325, now seen corresponding path program 1 times [2024-11-16 13:46:02,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:46:02,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899327186] [2024-11-16 13:46:02,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:46:02,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:46:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:46:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:46:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:46:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:46:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:46:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 13:46:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:46:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:46:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:46:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:46:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:46:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:46:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:46:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:46:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:46:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:46:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:46:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:46:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:46:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:46:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:46:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:46:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:46:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:46:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:46:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:46:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:46:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:46:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:46:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:46:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:46:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:46:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:46:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:46:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:46:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 13:46:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:46:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 13:46:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:46:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 13:46:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:46:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:46:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:46:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-16 13:46:02,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:46:02,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899327186] [2024-11-16 13:46:02,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899327186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:46:02,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:46:02,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:46:02,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274370905] [2024-11-16 13:46:02,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:46:02,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:46:02,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:46:02,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:46:02,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:46:02,725 INFO L87 Difference]: Start difference. First operand 382 states and 602 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:02,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:46:02,764 INFO L93 Difference]: Finished difference Result 764 states and 1207 transitions. [2024-11-16 13:46:02,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:46:02,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 263 [2024-11-16 13:46:02,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:46:02,769 INFO L225 Difference]: With dead ends: 764 [2024-11-16 13:46:02,769 INFO L226 Difference]: Without dead ends: 385 [2024-11-16 13:46:02,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:46:02,771 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 0 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:46:02,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 349 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:46:02,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-16 13:46:02,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2024-11-16 13:46:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 234 states have (on average 1.3376068376068375) internal successors, (313), 235 states have internal predecessors, (313), 146 states have call successors, (146), 4 states have call predecessors, (146), 4 states have return successors, (146), 145 states have call predecessors, (146), 146 states have call successors, (146) [2024-11-16 13:46:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 605 transitions. [2024-11-16 13:46:02,812 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 605 transitions. Word has length 263 [2024-11-16 13:46:02,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:46:02,812 INFO L471 AbstractCegarLoop]: Abstraction has 385 states and 605 transitions. [2024-11-16 13:46:02,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-16 13:46:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 605 transitions. [2024-11-16 13:46:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-16 13:46:02,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:46:02,814 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:46:02,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 13:46:02,815 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:46:02,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:46:02,815 INFO L85 PathProgramCache]: Analyzing trace with hash -106490037, now seen corresponding path program 1 times [2024-11-16 13:46:02,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:46:02,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812257031] [2024-11-16 13:46:02,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:46:02,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:46:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat