./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.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-250_file-59.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 13f0d023cf70be0ab2bade1c9c2a45b94596f842e278edf3cfbd034e77d4c50c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:11:52,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:11:52,914 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:11:52,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:11:52,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:11:52,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:11:52,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:11:52,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:11:52,955 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:11:52,957 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:11:52,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:11:52,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:11:52,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:11:52,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:11:52,959 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:11:52,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:11:52,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:11:52,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:11:52,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:11:52,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:11:52,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:11:52,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:11:52,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:11:52,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:11:52,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:11:52,965 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:11:52,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:11:52,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:11:52,966 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:11:52,967 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:11:52,967 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:11:52,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:11:52,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:11:52,968 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:11:52,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:11:52,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:11:52,969 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:11:52,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:11:52,970 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:11:52,970 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:11:52,970 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:11:52,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:11:52,971 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13f0d023cf70be0ab2bade1c9c2a45b94596f842e278edf3cfbd034e77d4c50c [2024-11-16 13:11:53,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:11:53,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:11:53,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:11:53,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:11:53,261 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:11:53,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-11-16 13:11:54,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:11:54,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:11:55,001 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-11-16 13:11:55,016 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc8b8362/d22ffd74272744b289dd3563809f1ec7/FLAG9ed7f7340 [2024-11-16 13:11:55,314 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc8b8362/d22ffd74272744b289dd3563809f1ec7 [2024-11-16 13:11:55,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:11:55,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:11:55,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:11:55,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:11:55,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:11:55,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:55,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e81a791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55, skipping insertion in model container [2024-11-16 13:11:55,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:55,371 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:11:55,583 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i[916,929] [2024-11-16 13:11:55,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:11:55,750 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:11:55,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i[916,929] [2024-11-16 13:11:55,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:11:55,870 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:11:55,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55 WrapperNode [2024-11-16 13:11:55,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:11:55,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:11:55,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:11:55,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:11:55,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:55,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,018 INFO L138 Inliner]: procedures = 26, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 460 [2024-11-16 13:11:56,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:11:56,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:11:56,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:11:56,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:11:56,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,062 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 13:11:56,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,083 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,089 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:11:56,101 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:11:56,101 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:11:56,101 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:11:56,102 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (1/1) ... [2024-11-16 13:11:56,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:11:56,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:11:56,132 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 13:11:56,138 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 13:11:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:11:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:11:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:11:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:11:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:11:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:11:56,297 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:11:56,298 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:11:57,129 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-16 13:11:57,129 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:11:57,171 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:11:57,171 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-16 13:11:57,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:11:57 BoogieIcfgContainer [2024-11-16 13:11:57,172 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:11:57,175 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:11:57,175 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:11:57,178 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:11:57,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:11:55" (1/3) ... [2024-11-16 13:11:57,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d5ffab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:11:57, skipping insertion in model container [2024-11-16 13:11:57,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:55" (2/3) ... [2024-11-16 13:11:57,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d5ffab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:11:57, skipping insertion in model container [2024-11-16 13:11:57,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:11:57" (3/3) ... [2024-11-16 13:11:57,183 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-11-16 13:11:57,201 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:11:57,202 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:11:57,282 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:11:57,290 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;@7d02def8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:11:57,290 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:11:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 136 states have (on average 1.5441176470588236) internal successors, (210), 137 states have internal predecessors, (210), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 13:11:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2024-11-16 13:11:57,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:57,359 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:57,359 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:57,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:57,367 INFO L85 PathProgramCache]: Analyzing trace with hash 955529753, now seen corresponding path program 1 times [2024-11-16 13:11:57,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:57,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18213037] [2024-11-16 13:11:57,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:57,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:11:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:11:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:11:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:11:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:11:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:11:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:11:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:11:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:11:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:11:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:11:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:11:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:11:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:57,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:11:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:11:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:11:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:11:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:11:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:11:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:11:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:11:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:11:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:11:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:11:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:11:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:11:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:11:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:11:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:11:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:11:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:11:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:11:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:11:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:11:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:11:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:11:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:11:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:11:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:11:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:11:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:11:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:11:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:11:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:11:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:11:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:11:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:11:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:11:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:11:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:11:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:11:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:11:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:11:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:58,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:11:58,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:58,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18213037] [2024-11-16 13:11:58,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18213037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:58,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:58,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:11:58,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463503275] [2024-11-16 13:11:58,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:58,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:11:58,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:58,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:11:58,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:11:58,297 INFO L87 Difference]: Start difference. First operand has 198 states, 136 states have (on average 1.5441176470588236) internal successors, (210), 137 states have internal predecessors, (210), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Second operand has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:11:58,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:58,373 INFO L93 Difference]: Finished difference Result 388 states and 708 transitions. [2024-11-16 13:11:58,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:11:58,376 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) Word has length 383 [2024-11-16 13:11:58,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:58,389 INFO L225 Difference]: With dead ends: 388 [2024-11-16 13:11:58,390 INFO L226 Difference]: Without dead ends: 193 [2024-11-16 13:11:58,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 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 13:11:58,400 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:58,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 313 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:11:58,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-11-16 13:11:58,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2024-11-16 13:11:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 132 states have (on average 1.5227272727272727) internal successors, (201), 132 states have internal predecessors, (201), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-16 13:11:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 319 transitions. [2024-11-16 13:11:58,494 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 319 transitions. Word has length 383 [2024-11-16 13:11:58,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:11:58,494 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 319 transitions. [2024-11-16 13:11:58,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:11:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 319 transitions. [2024-11-16 13:11:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2024-11-16 13:11:58,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:58,509 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:58,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:11:58,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:58,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:58,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1490536596, now seen corresponding path program 1 times [2024-11-16 13:11:58,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:58,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109270094] [2024-11-16 13:11:58,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:11:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:11:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:11:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:11:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:11:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:11:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:11:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:11:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:11:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:11:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:11:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:11:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:11:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:11:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:11:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:11:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:11:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:11:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:11:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:11:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:11:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:11:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:11:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:11:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:11:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:11:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:11:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:11:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:11:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:11:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:11:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:11:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:11:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:11:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:11:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:11:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:11:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:11:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:11:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:11:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:11:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:11:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:11:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:11:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:11:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:11:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:11:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:11:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:11:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:11:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:11:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:11:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:11:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:11:59,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:59,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109270094] [2024-11-16 13:11:59,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109270094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:59,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:59,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:11:59,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774048788] [2024-11-16 13:11:59,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:59,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:11:59,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:59,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:11:59,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:11:59,563 INFO L87 Difference]: Start difference. First operand 193 states and 319 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:11:59,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:59,952 INFO L93 Difference]: Finished difference Result 575 states and 953 transitions. [2024-11-16 13:11:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:11:59,953 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 383 [2024-11-16 13:11:59,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:59,962 INFO L225 Difference]: With dead ends: 575 [2024-11-16 13:11:59,965 INFO L226 Difference]: Without dead ends: 385 [2024-11-16 13:11:59,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 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 13:11:59,969 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 301 mSDsluCounter, 613 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:59,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 923 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 13:11:59,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-16 13:12:00,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 364. [2024-11-16 13:12:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 243 states have (on average 1.522633744855967) internal successors, (370), 243 states have internal predecessors, (370), 118 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (118), 118 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-16 13:12:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 606 transitions. [2024-11-16 13:12:00,051 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 606 transitions. Word has length 383 [2024-11-16 13:12:00,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:00,056 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 606 transitions. [2024-11-16 13:12:00,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 606 transitions. [2024-11-16 13:12:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2024-11-16 13:12:00,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:00,064 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:00,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:12:00,064 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:00,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:00,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1189542704, now seen corresponding path program 1 times [2024-11-16 13:12:00,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:00,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964294656] [2024-11-16 13:12:00,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:00,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:00,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:00,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964294656] [2024-11-16 13:12:00,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964294656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:00,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:00,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:12:00,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117939109] [2024-11-16 13:12:00,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:00,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:12:00,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:00,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:12:00,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:12:00,613 INFO L87 Difference]: Start difference. First operand 364 states and 606 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:00,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:00,990 INFO L93 Difference]: Finished difference Result 896 states and 1513 transitions. [2024-11-16 13:12:00,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:12:00,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 384 [2024-11-16 13:12:00,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:01,000 INFO L225 Difference]: With dead ends: 896 [2024-11-16 13:12:01,001 INFO L226 Difference]: Without dead ends: 702 [2024-11-16 13:12:01,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:12:01,004 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 450 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:01,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [450 Valid, 948 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 13:12:01,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2024-11-16 13:12:01,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 638. [2024-11-16 13:12:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 638 states, 501 states have (on average 1.658682634730539) internal successors, (831), 502 states have internal predecessors, (831), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 131 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-16 13:12:01,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 638 states and 1095 transitions. [2024-11-16 13:12:01,081 INFO L78 Accepts]: Start accepts. Automaton has 638 states and 1095 transitions. Word has length 384 [2024-11-16 13:12:01,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:01,083 INFO L471 AbstractCegarLoop]: Abstraction has 638 states and 1095 transitions. [2024-11-16 13:12:01,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1095 transitions. [2024-11-16 13:12:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2024-11-16 13:12:01,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:01,087 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:01,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:12:01,088 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:01,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:01,088 INFO L85 PathProgramCache]: Analyzing trace with hash 163766993, now seen corresponding path program 1 times [2024-11-16 13:12:01,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:01,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19535100] [2024-11-16 13:12:01,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:01,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:01,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:01,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:01,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19535100] [2024-11-16 13:12:01,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19535100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:01,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:01,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:12:01,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194877457] [2024-11-16 13:12:01,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:01,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:12:01,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:01,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:12:01,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:12:01,920 INFO L87 Difference]: Start difference. First operand 638 states and 1095 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:12:02,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:02,429 INFO L93 Difference]: Finished difference Result 1439 states and 2466 transitions. [2024-11-16 13:12:02,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:12:02,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 384 [2024-11-16 13:12:02,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:02,438 INFO L225 Difference]: With dead ends: 1439 [2024-11-16 13:12:02,438 INFO L226 Difference]: Without dead ends: 1086 [2024-11-16 13:12:02,441 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:12:02,443 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 633 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:02,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [633 Valid, 767 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 13:12:02,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2024-11-16 13:12:02,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 788. [2024-11-16 13:12:02,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 788 states, 651 states have (on average 1.7096774193548387) internal successors, (1113), 652 states have internal predecessors, (1113), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 131 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-16 13:12:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1377 transitions. [2024-11-16 13:12:02,533 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1377 transitions. Word has length 384 [2024-11-16 13:12:02,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:02,534 INFO L471 AbstractCegarLoop]: Abstraction has 788 states and 1377 transitions. [2024-11-16 13:12:02,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:12:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1377 transitions. [2024-11-16 13:12:02,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2024-11-16 13:12:02,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:02,538 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:02,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:12:02,538 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:02,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:02,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1068343565, now seen corresponding path program 1 times [2024-11-16 13:12:02,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:02,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138460355] [2024-11-16 13:12:02,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:02,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:02,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:02,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138460355] [2024-11-16 13:12:02,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138460355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:02,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:02,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:12:02,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087201379] [2024-11-16 13:12:02,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:02,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:12:02,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:02,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:12:02,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:12:02,878 INFO L87 Difference]: Start difference. First operand 788 states and 1377 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:02,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:02,989 INFO L93 Difference]: Finished difference Result 1952 states and 3453 transitions. [2024-11-16 13:12:02,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:12:02,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 384 [2024-11-16 13:12:02,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:02,998 INFO L225 Difference]: With dead ends: 1952 [2024-11-16 13:12:02,998 INFO L226 Difference]: Without dead ends: 1379 [2024-11-16 13:12:03,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 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 13:12:03,001 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 198 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:03,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 691 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:12:03,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2024-11-16 13:12:03,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 1375. [2024-11-16 13:12:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1375 states, 1193 states have (on average 1.705783738474434) internal successors, (2035), 1196 states have internal predecessors, (2035), 174 states have call successors, (174), 7 states have call predecessors, (174), 7 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-16 13:12:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 2383 transitions. [2024-11-16 13:12:03,093 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 2383 transitions. Word has length 384 [2024-11-16 13:12:03,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:03,094 INFO L471 AbstractCegarLoop]: Abstraction has 1375 states and 2383 transitions. [2024-11-16 13:12:03,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2383 transitions. [2024-11-16 13:12:03,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2024-11-16 13:12:03,098 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:03,098 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:03,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 13:12:03,099 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:03,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:03,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1869768620, now seen corresponding path program 1 times [2024-11-16 13:12:03,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:03,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65235201] [2024-11-16 13:12:03,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:03,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:04,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:04,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65235201] [2024-11-16 13:12:04,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65235201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:04,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:04,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:12:04,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897893576] [2024-11-16 13:12:04,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:04,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:12:04,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:04,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:12:04,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:12:04,433 INFO L87 Difference]: Start difference. First operand 1375 states and 2383 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:05,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:05,184 INFO L93 Difference]: Finished difference Result 4115 states and 7114 transitions. [2024-11-16 13:12:05,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:12:05,185 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 384 [2024-11-16 13:12:05,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:05,201 INFO L225 Difference]: With dead ends: 4115 [2024-11-16 13:12:05,201 INFO L226 Difference]: Without dead ends: 3285 [2024-11-16 13:12:05,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:12:05,206 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 585 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:05,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 806 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 13:12:05,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3285 states. [2024-11-16 13:12:05,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3285 to 2939. [2024-11-16 13:12:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2939 states, 2635 states have (on average 1.7263757115749525) internal successors, (4549), 2641 states have internal predecessors, (4549), 289 states have call successors, (289), 14 states have call predecessors, (289), 14 states have return successors, (289), 283 states have call predecessors, (289), 289 states have call successors, (289) [2024-11-16 13:12:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2939 states and 5127 transitions. [2024-11-16 13:12:05,381 INFO L78 Accepts]: Start accepts. Automaton has 2939 states and 5127 transitions. Word has length 384 [2024-11-16 13:12:05,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:05,382 INFO L471 AbstractCegarLoop]: Abstraction has 2939 states and 5127 transitions. [2024-11-16 13:12:05,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 5127 transitions. [2024-11-16 13:12:05,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2024-11-16 13:12:05,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:05,388 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:05,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 13:12:05,388 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:05,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:05,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1858452493, now seen corresponding path program 1 times [2024-11-16 13:12:05,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:05,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981858935] [2024-11-16 13:12:05,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:05,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:05,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:06,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:06,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981858935] [2024-11-16 13:12:06,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981858935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:06,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:06,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:12:06,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056723043] [2024-11-16 13:12:06,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:06,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:12:06,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:06,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:12:06,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:12:06,047 INFO L87 Difference]: Start difference. First operand 2939 states and 5127 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:06,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:06,533 INFO L93 Difference]: Finished difference Result 6436 states and 11127 transitions. [2024-11-16 13:12:06,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:12:06,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 384 [2024-11-16 13:12:06,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:06,562 INFO L225 Difference]: With dead ends: 6436 [2024-11-16 13:12:06,562 INFO L226 Difference]: Without dead ends: 4725 [2024-11-16 13:12:06,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 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 13:12:06,572 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 317 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:06,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 922 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 13:12:06,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4725 states. [2024-11-16 13:12:06,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4725 to 4647. [2024-11-16 13:12:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4647 states, 4103 states have (on average 1.7114306604923226) internal successors, (7022), 4115 states have internal predecessors, (7022), 519 states have call successors, (519), 24 states have call predecessors, (519), 24 states have return successors, (519), 507 states have call predecessors, (519), 519 states have call successors, (519) [2024-11-16 13:12:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 4647 states and 8060 transitions. [2024-11-16 13:12:06,989 INFO L78 Accepts]: Start accepts. Automaton has 4647 states and 8060 transitions. Word has length 384 [2024-11-16 13:12:06,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:06,990 INFO L471 AbstractCegarLoop]: Abstraction has 4647 states and 8060 transitions. [2024-11-16 13:12:06,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 4647 states and 8060 transitions. [2024-11-16 13:12:06,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2024-11-16 13:12:06,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:06,996 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:06,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 13:12:06,996 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:06,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:06,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1851392716, now seen corresponding path program 1 times [2024-11-16 13:12:06,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:06,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830237948] [2024-11-16 13:12:06,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:06,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:07,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:07,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830237948] [2024-11-16 13:12:07,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830237948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:07,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:07,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:12:07,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791956295] [2024-11-16 13:12:07,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:07,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:12:07,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:07,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:12:07,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:12:07,567 INFO L87 Difference]: Start difference. First operand 4647 states and 8060 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:08,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:08,445 INFO L93 Difference]: Finished difference Result 13377 states and 23076 transitions. [2024-11-16 13:12:08,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:12:08,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 385 [2024-11-16 13:12:08,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:08,489 INFO L225 Difference]: With dead ends: 13377 [2024-11-16 13:12:08,490 INFO L226 Difference]: Without dead ends: 9425 [2024-11-16 13:12:08,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:12:08,503 INFO L432 NwaCegarLoop]: 296 mSDtfsCounter, 365 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:08,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 804 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 13:12:08,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9425 states. [2024-11-16 13:12:09,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9425 to 7619. [2024-11-16 13:12:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7619 states, 6818 states have (on average 1.709885596949252) internal successors, (11658), 6846 states have internal predecessors, (11658), 759 states have call successors, (759), 41 states have call predecessors, (759), 41 states have return successors, (759), 731 states have call predecessors, (759), 759 states have call successors, (759) [2024-11-16 13:12:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7619 states to 7619 states and 13176 transitions. [2024-11-16 13:12:09,059 INFO L78 Accepts]: Start accepts. Automaton has 7619 states and 13176 transitions. Word has length 385 [2024-11-16 13:12:09,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:09,060 INFO L471 AbstractCegarLoop]: Abstraction has 7619 states and 13176 transitions. [2024-11-16 13:12:09,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 7619 states and 13176 transitions. [2024-11-16 13:12:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2024-11-16 13:12:09,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:09,073 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:09,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 13:12:09,074 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:09,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:09,074 INFO L85 PathProgramCache]: Analyzing trace with hash 858310874, now seen corresponding path program 1 times [2024-11-16 13:12:09,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:09,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178268283] [2024-11-16 13:12:09,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:09,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:09,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:10,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:10,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178268283] [2024-11-16 13:12:10,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178268283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:10,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:10,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:12:10,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951215797] [2024-11-16 13:12:10,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:10,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:12:10,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:10,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:12:10,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:12:10,059 INFO L87 Difference]: Start difference. First operand 7619 states and 13176 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:11,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:11,342 INFO L93 Difference]: Finished difference Result 24039 states and 41602 transitions. [2024-11-16 13:12:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:12:11,342 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 386 [2024-11-16 13:12:11,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:11,481 INFO L225 Difference]: With dead ends: 24039 [2024-11-16 13:12:11,482 INFO L226 Difference]: Without dead ends: 17394 [2024-11-16 13:12:11,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:12:11,496 INFO L432 NwaCegarLoop]: 427 mSDtfsCounter, 389 mSDsluCounter, 822 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:11,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 1249 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 13:12:11,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17394 states. [2024-11-16 13:12:12,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17394 to 15165. [2024-11-16 13:12:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15165 states, 13628 states have (on average 1.7076606985617846) internal successors, (23272), 13684 states have internal predecessors, (23272), 1459 states have call successors, (1459), 77 states have call predecessors, (1459), 77 states have return successors, (1459), 1403 states have call predecessors, (1459), 1459 states have call successors, (1459) [2024-11-16 13:12:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15165 states to 15165 states and 26190 transitions. [2024-11-16 13:12:12,436 INFO L78 Accepts]: Start accepts. Automaton has 15165 states and 26190 transitions. Word has length 386 [2024-11-16 13:12:12,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:12,437 INFO L471 AbstractCegarLoop]: Abstraction has 15165 states and 26190 transitions. [2024-11-16 13:12:12,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 15165 states and 26190 transitions. [2024-11-16 13:12:12,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2024-11-16 13:12:12,447 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:12,448 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:12,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 13:12:12,449 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:12,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:12,449 INFO L85 PathProgramCache]: Analyzing trace with hash -876383686, now seen corresponding path program 1 times [2024-11-16 13:12:12,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:12,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243162927] [2024-11-16 13:12:12,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:12,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:13,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:13,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243162927] [2024-11-16 13:12:13,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243162927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:13,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:13,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 13:12:13,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562675743] [2024-11-16 13:12:13,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:13,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 13:12:13,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:13,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 13:12:13,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-16 13:12:13,902 INFO L87 Difference]: Start difference. First operand 15165 states and 26190 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:19,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:19,428 INFO L93 Difference]: Finished difference Result 54744 states and 93451 transitions. [2024-11-16 13:12:19,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 13:12:19,429 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 386 [2024-11-16 13:12:19,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:19,585 INFO L225 Difference]: With dead ends: 54744 [2024-11-16 13:12:19,585 INFO L226 Difference]: Without dead ends: 42957 [2024-11-16 13:12:19,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2024-11-16 13:12:19,624 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 1843 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1843 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 1090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:19,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1843 Valid, 1740 Invalid, 1440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-16 13:12:19,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42957 states. [2024-11-16 13:12:22,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42957 to 26107. [2024-11-16 13:12:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26107 states, 23353 states have (on average 1.7067186228750053) internal successors, (39857), 23465 states have internal predecessors, (39857), 2547 states have call successors, (2547), 206 states have call predecessors, (2547), 206 states have return successors, (2547), 2435 states have call predecessors, (2547), 2547 states have call successors, (2547) [2024-11-16 13:12:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26107 states to 26107 states and 44951 transitions. [2024-11-16 13:12:22,199 INFO L78 Accepts]: Start accepts. Automaton has 26107 states and 44951 transitions. Word has length 386 [2024-11-16 13:12:22,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:22,200 INFO L471 AbstractCegarLoop]: Abstraction has 26107 states and 44951 transitions. [2024-11-16 13:12:22,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 26107 states and 44951 transitions. [2024-11-16 13:12:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2024-11-16 13:12:22,216 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:22,217 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:22,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 13:12:22,217 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:22,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:22,218 INFO L85 PathProgramCache]: Analyzing trace with hash -525583749, now seen corresponding path program 1 times [2024-11-16 13:12:22,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:22,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306803386] [2024-11-16 13:12:22,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:22,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:22,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:22,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306803386] [2024-11-16 13:12:22,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306803386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:22,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:22,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:12:22,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666352488] [2024-11-16 13:12:22,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:22,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:12:22,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:22,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:12:22,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:12:22,886 INFO L87 Difference]: Start difference. First operand 26107 states and 44951 transitions. Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:12:26,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:26,404 INFO L93 Difference]: Finished difference Result 55584 states and 93635 transitions. [2024-11-16 13:12:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 13:12:26,404 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 386 [2024-11-16 13:12:26,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:26,527 INFO L225 Difference]: With dead ends: 55584 [2024-11-16 13:12:26,527 INFO L226 Difference]: Without dead ends: 33777 [2024-11-16 13:12:26,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-16 13:12:26,591 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 706 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 1050 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:26,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [706 Valid, 1050 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 570 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 13:12:26,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33777 states. [2024-11-16 13:12:28,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33777 to 26835. [2024-11-16 13:12:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26835 states, 23073 states have (on average 1.6525375980583366) internal successors, (38129), 23233 states have internal predecessors, (38129), 3411 states have call successors, (3411), 350 states have call predecessors, (3411), 350 states have return successors, (3411), 3251 states have call predecessors, (3411), 3411 states have call successors, (3411) [2024-11-16 13:12:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26835 states to 26835 states and 44951 transitions. [2024-11-16 13:12:28,770 INFO L78 Accepts]: Start accepts. Automaton has 26835 states and 44951 transitions. Word has length 386 [2024-11-16 13:12:28,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:28,771 INFO L471 AbstractCegarLoop]: Abstraction has 26835 states and 44951 transitions. [2024-11-16 13:12:28,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-16 13:12:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 26835 states and 44951 transitions. [2024-11-16 13:12:28,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2024-11-16 13:12:28,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:28,786 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:28,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 13:12:28,786 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:28,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:28,786 INFO L85 PathProgramCache]: Analyzing trace with hash 270139612, now seen corresponding path program 1 times [2024-11-16 13:12:28,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:28,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432926236] [2024-11-16 13:12:28,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:28,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-11-16 13:12:29,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:29,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432926236] [2024-11-16 13:12:29,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432926236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:12:29,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:12:29,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:12:29,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655296680] [2024-11-16 13:12:29,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:12:29,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:12:29,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:29,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:12:29,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:12:29,460 INFO L87 Difference]: Start difference. First operand 26835 states and 44951 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:34,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:12:34,331 INFO L93 Difference]: Finished difference Result 75939 states and 126242 transitions. [2024-11-16 13:12:34,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:12:34,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 387 [2024-11-16 13:12:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:12:34,521 INFO L225 Difference]: With dead ends: 75939 [2024-11-16 13:12:34,521 INFO L226 Difference]: Without dead ends: 52456 [2024-11-16 13:12:34,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:12:34,586 INFO L432 NwaCegarLoop]: 419 mSDtfsCounter, 438 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:12:34,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 825 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 13:12:34,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52456 states. [2024-11-16 13:12:38,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52456 to 40658. [2024-11-16 13:12:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40658 states, 35183 states have (on average 1.6588409174885599) internal successors, (58363), 35447 states have internal predecessors, (58363), 5011 states have call successors, (5011), 463 states have call predecessors, (5011), 463 states have return successors, (5011), 4747 states have call predecessors, (5011), 5011 states have call successors, (5011) [2024-11-16 13:12:38,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40658 states to 40658 states and 68385 transitions. [2024-11-16 13:12:38,284 INFO L78 Accepts]: Start accepts. Automaton has 40658 states and 68385 transitions. Word has length 387 [2024-11-16 13:12:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:12:38,285 INFO L471 AbstractCegarLoop]: Abstraction has 40658 states and 68385 transitions. [2024-11-16 13:12:38,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-11-16 13:12:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 40658 states and 68385 transitions. [2024-11-16 13:12:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2024-11-16 13:12:38,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:12:38,308 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:12:38,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 13:12:38,309 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:12:38,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:12:38,309 INFO L85 PathProgramCache]: Analyzing trace with hash 172242910, now seen corresponding path program 1 times [2024-11-16 13:12:38,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:12:38,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062536249] [2024-11-16 13:12:38,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:38,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:12:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:12:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:12:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 13:12:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:12:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 13:12:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:12:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 13:12:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:12:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:12:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 13:12:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:12:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 13:12:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:12:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 13:12:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:12:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 13:12:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:12:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 13:12:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:12:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 13:12:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:12:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 13:12:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:12:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 13:12:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:12:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 13:12:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:12:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 13:12:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 13:12:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 13:12:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 13:12:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 13:12:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-16 13:12:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-16 13:12:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 13:12:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 13:12:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-16 13:12:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-16 13:12:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 13:12:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 13:12:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 13:12:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 13:12:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-16 13:12:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 13:12:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-16 13:12:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 13:12:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 13:12:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:12:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:12:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 13:12:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:12:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:12:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-16 13:12:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 13:12:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 13:12:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:12:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:12:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-16 13:12:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:12:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 111 proven. 63 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 13:12:39,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:12:39,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062536249] [2024-11-16 13:12:39,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062536249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:12:39,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727262108] [2024-11-16 13:12:39,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:12:39,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:12:39,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:12:39,509 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:12:39,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 13:12:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:12:39,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 13:12:39,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:12:40,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 3499 proven. 21 refuted. 0 times theorem prover too weak. 3324 trivial. 0 not checked. [2024-11-16 13:12:40,975 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:12:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-11-16 13:12:41,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727262108] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:12:41,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:12:41,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 16 [2024-11-16 13:12:41,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662337278] [2024-11-16 13:12:41,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:12:41,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 13:12:41,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:12:41,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 13:12:41,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:12:41,676 INFO L87 Difference]: Start difference. First operand 40658 states and 68385 transitions. Second operand has 16 states, 16 states have (on average 15.8125) internal successors, (253), 16 states have internal predecessors, (253), 8 states have call successors, (177), 4 states have call predecessors, (177), 7 states have return successors, (177), 8 states have call predecessors, (177), 8 states have call successors, (177)