./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-69.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-100_file-69.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f7f9de4935e98a5cc03247cc1638e041ed42f1ff608f0c98afb88091964fc6c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 12:52:06,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 12:52:06,986 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 12:52:06,992 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 12:52:06,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 12:52:07,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 12:52:07,028 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 12:52:07,028 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 12:52:07,029 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 12:52:07,030 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 12:52:07,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 12:52:07,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 12:52:07,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 12:52:07,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 12:52:07,034 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 12:52:07,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 12:52:07,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 12:52:07,035 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 12:52:07,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 12:52:07,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 12:52:07,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 12:52:07,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 12:52:07,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 12:52:07,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 12:52:07,038 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 12:52:07,038 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 12:52:07,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 12:52:07,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 12:52:07,039 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 12:52:07,039 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 12:52:07,039 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 12:52:07,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 12:52:07,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:52:07,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 12:52:07,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 12:52:07,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 12:52:07,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 12:52:07,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 12:52:07,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 12:52:07,048 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 12:52:07,048 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 12:52:07,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 12:52:07,049 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7f9de4935e98a5cc03247cc1638e041ed42f1ff608f0c98afb88091964fc6c [2024-11-16 12:52:07,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 12:52:07,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 12:52:07,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 12:52:07,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 12:52:07,354 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 12:52:07,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-69.i [2024-11-16 12:52:08,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 12:52:09,139 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 12:52:09,140 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-69.i [2024-11-16 12:52:09,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe656be36/253107bee4604cd2a471c30a5aea6dfe/FLAG6547a5473 [2024-11-16 12:52:09,165 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe656be36/253107bee4604cd2a471c30a5aea6dfe [2024-11-16 12:52:09,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 12:52:09,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 12:52:09,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 12:52:09,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 12:52:09,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 12:52:09,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cde4ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09, skipping insertion in model container [2024-11-16 12:52:09,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,212 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 12:52:09,410 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-69.i[916,929] [2024-11-16 12:52:09,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:52:09,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 12:52:09,569 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-69.i[916,929] [2024-11-16 12:52:09,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:52:09,651 INFO L204 MainTranslator]: Completed translation [2024-11-16 12:52:09,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09 WrapperNode [2024-11-16 12:52:09,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 12:52:09,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 12:52:09,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 12:52:09,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 12:52:09,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,733 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 395 [2024-11-16 12:52:09,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 12:52:09,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 12:52:09,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 12:52:09,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 12:52:09,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,760 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,785 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 12:52:09,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,801 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 12:52:09,819 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 12:52:09,819 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 12:52:09,819 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 12:52:09,820 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (1/1) ... [2024-11-16 12:52:09,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:52:09,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:52:09,869 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 12:52:09,873 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 12:52:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 12:52:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 12:52:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 12:52:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 12:52:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 12:52:09,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 12:52:10,068 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 12:52:10,072 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 12:52:10,814 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-16 12:52:10,815 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 12:52:10,849 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 12:52:10,850 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 12:52:10,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:52:10 BoogieIcfgContainer [2024-11-16 12:52:10,851 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 12:52:10,853 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 12:52:10,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 12:52:10,858 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 12:52:10,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:52:09" (1/3) ... [2024-11-16 12:52:10,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a270141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:52:10, skipping insertion in model container [2024-11-16 12:52:10,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:09" (2/3) ... [2024-11-16 12:52:10,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a270141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:52:10, skipping insertion in model container [2024-11-16 12:52:10,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:52:10" (3/3) ... [2024-11-16 12:52:10,863 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-69.i [2024-11-16 12:52:10,885 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 12:52:10,886 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 12:52:10,977 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 12:52:10,985 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;@170ae826, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 12:52:10,985 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 12:52:10,992 INFO L276 IsEmpty]: Start isEmpty. Operand has 177 states, 102 states have (on average 1.392156862745098) internal successors, (142), 103 states have internal predecessors, (142), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-16 12:52:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:11,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:11,018 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:11,018 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:11,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:11,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1095297556, now seen corresponding path program 1 times [2024-11-16 12:52:11,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:11,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759180777] [2024-11-16 12:52:11,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:11,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:11,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:11,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759180777] [2024-11-16 12:52:11,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759180777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:11,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:11,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 12:52:12,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62148519] [2024-11-16 12:52:12,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:12,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 12:52:12,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:12,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 12:52:12,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 12:52:12,043 INFO L87 Difference]: Start difference. First operand has 177 states, 102 states have (on average 1.392156862745098) internal successors, (142), 103 states have internal predecessors, (142), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-16 12:52:12,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:12,132 INFO L93 Difference]: Finished difference Result 346 states and 637 transitions. [2024-11-16 12:52:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 12:52:12,135 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) Word has length 436 [2024-11-16 12:52:12,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:12,149 INFO L225 Difference]: With dead ends: 346 [2024-11-16 12:52:12,149 INFO L226 Difference]: Without dead ends: 172 [2024-11-16 12:52:12,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 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 12:52:12,161 INFO L432 NwaCegarLoop]: 272 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, 272 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 12:52:12,163 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 272 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 12:52:12,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-16 12:52:12,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2024-11-16 12:52:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-16 12:52:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 278 transitions. [2024-11-16 12:52:12,231 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 278 transitions. Word has length 436 [2024-11-16 12:52:12,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:12,231 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 278 transitions. [2024-11-16 12:52:12,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-16 12:52:12,232 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2024-11-16 12:52:12,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:12,248 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:12,249 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:12,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 12:52:12,249 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:12,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:12,251 INFO L85 PathProgramCache]: Analyzing trace with hash 797238740, now seen corresponding path program 1 times [2024-11-16 12:52:12,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:12,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430041317] [2024-11-16 12:52:12,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:12,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:12,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:12,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:12,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430041317] [2024-11-16 12:52:12,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430041317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:12,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:12,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 12:52:12,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797658319] [2024-11-16 12:52:12,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:12,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 12:52:12,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:12,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 12:52:12,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 12:52:12,806 INFO L87 Difference]: Start difference. First operand 172 states and 278 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:12,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:12,917 INFO L93 Difference]: Finished difference Result 443 states and 717 transitions. [2024-11-16 12:52:12,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 12:52:12,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 436 [2024-11-16 12:52:12,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:12,925 INFO L225 Difference]: With dead ends: 443 [2024-11-16 12:52:12,928 INFO L226 Difference]: Without dead ends: 274 [2024-11-16 12:52:12,929 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 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 12:52:12,932 INFO L432 NwaCegarLoop]: 410 mSDtfsCounter, 155 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:12,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 671 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 12:52:12,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-16 12:52:12,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 270. [2024-11-16 12:52:12,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 166 states have (on average 1.4096385542168675) internal successors, (234), 167 states have internal predecessors, (234), 101 states have call successors, (101), 2 states have call predecessors, (101), 2 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) [2024-11-16 12:52:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 436 transitions. [2024-11-16 12:52:12,988 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 436 transitions. Word has length 436 [2024-11-16 12:52:12,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:12,992 INFO L471 AbstractCegarLoop]: Abstraction has 270 states and 436 transitions. [2024-11-16 12:52:12,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 436 transitions. [2024-11-16 12:52:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:12,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:12,996 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:12,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 12:52:12,997 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:12,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:12,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1212865101, now seen corresponding path program 1 times [2024-11-16 12:52:12,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:12,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831220781] [2024-11-16 12:52:12,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:13,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:13,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:13,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831220781] [2024-11-16 12:52:13,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831220781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:13,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:13,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 12:52:13,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629819413] [2024-11-16 12:52:13,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:13,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 12:52:13,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:13,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 12:52:13,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 12:52:13,535 INFO L87 Difference]: Start difference. First operand 270 states and 436 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:13,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:13,805 INFO L93 Difference]: Finished difference Result 737 states and 1191 transitions. [2024-11-16 12:52:13,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 12:52:13,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 436 [2024-11-16 12:52:13,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:13,813 INFO L225 Difference]: With dead ends: 737 [2024-11-16 12:52:13,815 INFO L226 Difference]: Without dead ends: 470 [2024-11-16 12:52:13,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 12:52:13,818 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 167 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:13,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 706 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 12:52:13,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-11-16 12:52:13,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 466. [2024-11-16 12:52:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 298 states have (on average 1.4328859060402686) internal successors, (427), 301 states have internal predecessors, (427), 163 states have call successors, (163), 4 states have call predecessors, (163), 4 states have return successors, (163), 160 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-16 12:52:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 753 transitions. [2024-11-16 12:52:13,888 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 753 transitions. Word has length 436 [2024-11-16 12:52:13,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:13,890 INFO L471 AbstractCegarLoop]: Abstraction has 466 states and 753 transitions. [2024-11-16 12:52:13,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 753 transitions. [2024-11-16 12:52:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:13,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:13,894 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:13,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 12:52:13,895 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:13,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:13,895 INFO L85 PathProgramCache]: Analyzing trace with hash -519763404, now seen corresponding path program 1 times [2024-11-16 12:52:13,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:13,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826764167] [2024-11-16 12:52:13,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:13,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:14,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:14,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826764167] [2024-11-16 12:52:14,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826764167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:14,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:14,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 12:52:14,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595068218] [2024-11-16 12:52:14,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:14,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 12:52:14,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:14,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 12:52:14,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 12:52:14,712 INFO L87 Difference]: Start difference. First operand 466 states and 753 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:15,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:15,771 INFO L93 Difference]: Finished difference Result 1278 states and 2053 transitions. [2024-11-16 12:52:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 12:52:15,772 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 436 [2024-11-16 12:52:15,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:15,782 INFO L225 Difference]: With dead ends: 1278 [2024-11-16 12:52:15,782 INFO L226 Difference]: Without dead ends: 815 [2024-11-16 12:52:15,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-16 12:52:15,785 INFO L432 NwaCegarLoop]: 343 mSDtfsCounter, 446 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:15,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 1275 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 12:52:15,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2024-11-16 12:52:15,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 633. [2024-11-16 12:52:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 633 states, 403 states have (on average 1.4243176178660049) internal successors, (574), 408 states have internal predecessors, (574), 223 states have call successors, (223), 6 states have call predecessors, (223), 6 states have return successors, (223), 218 states have call predecessors, (223), 223 states have call successors, (223) [2024-11-16 12:52:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 1020 transitions. [2024-11-16 12:52:15,924 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 1020 transitions. Word has length 436 [2024-11-16 12:52:15,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:15,925 INFO L471 AbstractCegarLoop]: Abstraction has 633 states and 1020 transitions. [2024-11-16 12:52:15,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1020 transitions. [2024-11-16 12:52:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:15,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:15,929 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:15,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 12:52:15,929 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:15,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:15,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1364235275, now seen corresponding path program 1 times [2024-11-16 12:52:15,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:15,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660553686] [2024-11-16 12:52:15,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:15,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:16,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:16,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660553686] [2024-11-16 12:52:16,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660553686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:16,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:16,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 12:52:16,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550925710] [2024-11-16 12:52:16,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:16,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 12:52:16,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:16,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 12:52:16,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 12:52:16,395 INFO L87 Difference]: Start difference. First operand 633 states and 1020 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:16,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:16,959 INFO L93 Difference]: Finished difference Result 2152 states and 3465 transitions. [2024-11-16 12:52:16,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 12:52:16,960 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 436 [2024-11-16 12:52:16,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:16,971 INFO L225 Difference]: With dead ends: 2152 [2024-11-16 12:52:16,971 INFO L226 Difference]: Without dead ends: 1522 [2024-11-16 12:52:16,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 147 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 12:52:16,975 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 336 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:16,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 619 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 12:52:16,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2024-11-16 12:52:17,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 872. [2024-11-16 12:52:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 872 states, 580 states have (on average 1.4655172413793103) internal successors, (850), 587 states have internal predecessors, (850), 283 states have call successors, (283), 8 states have call predecessors, (283), 8 states have return successors, (283), 276 states have call predecessors, (283), 283 states have call successors, (283) [2024-11-16 12:52:17,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1416 transitions. [2024-11-16 12:52:17,099 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1416 transitions. Word has length 436 [2024-11-16 12:52:17,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:17,100 INFO L471 AbstractCegarLoop]: Abstraction has 872 states and 1416 transitions. [2024-11-16 12:52:17,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:17,100 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1416 transitions. [2024-11-16 12:52:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-16 12:52:17,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:17,104 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:17,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 12:52:17,104 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:17,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:17,104 INFO L85 PathProgramCache]: Analyzing trace with hash -119470794, now seen corresponding path program 1 times [2024-11-16 12:52:17,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:17,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813460555] [2024-11-16 12:52:17,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:17,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:17,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:17,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813460555] [2024-11-16 12:52:17,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813460555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:17,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:17,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 12:52:17,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146148516] [2024-11-16 12:52:17,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:17,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 12:52:17,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:17,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 12:52:17,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 12:52:17,584 INFO L87 Difference]: Start difference. First operand 872 states and 1416 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-16 12:52:17,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:17,910 INFO L93 Difference]: Finished difference Result 2610 states and 4242 transitions. [2024-11-16 12:52:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 12:52:17,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 436 [2024-11-16 12:52:17,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:17,928 INFO L225 Difference]: With dead ends: 2610 [2024-11-16 12:52:17,928 INFO L226 Difference]: Without dead ends: 1741 [2024-11-16 12:52:17,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 145 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 12:52:17,934 INFO L432 NwaCegarLoop]: 319 mSDtfsCounter, 222 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 837 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:17,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 837 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 12:52:17,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2024-11-16 12:52:18,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1738. [2024-11-16 12:52:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1738 states, 1155 states have (on average 1.4588744588744589) internal successors, (1685), 1169 states have internal predecessors, (1685), 566 states have call successors, (566), 16 states have call predecessors, (566), 16 states have return successors, (566), 552 states have call predecessors, (566), 566 states have call successors, (566) [2024-11-16 12:52:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 2817 transitions. [2024-11-16 12:52:18,207 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 2817 transitions. Word has length 436 [2024-11-16 12:52:18,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:18,208 INFO L471 AbstractCegarLoop]: Abstraction has 1738 states and 2817 transitions. [2024-11-16 12:52:18,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-16 12:52:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2817 transitions. [2024-11-16 12:52:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-16 12:52:18,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:18,213 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:18,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 12:52:18,213 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:18,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:18,213 INFO L85 PathProgramCache]: Analyzing trace with hash 94700758, now seen corresponding path program 1 times [2024-11-16 12:52:18,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:18,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86619648] [2024-11-16 12:52:18,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:18,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:18,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:18,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86619648] [2024-11-16 12:52:18,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86619648] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:18,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:18,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 12:52:18,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896030564] [2024-11-16 12:52:18,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:18,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 12:52:18,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:18,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 12:52:18,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 12:52:18,790 INFO L87 Difference]: Start difference. First operand 1738 states and 2817 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:19,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:19,163 INFO L93 Difference]: Finished difference Result 3362 states and 5412 transitions. [2024-11-16 12:52:19,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 12:52:19,164 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 437 [2024-11-16 12:52:19,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:19,185 INFO L225 Difference]: With dead ends: 3362 [2024-11-16 12:52:19,185 INFO L226 Difference]: Without dead ends: 2493 [2024-11-16 12:52:19,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 149 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 12:52:19,190 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 171 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:19,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 516 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 12:52:19,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2493 states. [2024-11-16 12:52:19,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2493 to 2482. [2024-11-16 12:52:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2482 states, 1623 states have (on average 1.4202094886013554) internal successors, (2305), 1645 states have internal predecessors, (2305), 826 states have call successors, (826), 32 states have call predecessors, (826), 32 states have return successors, (826), 804 states have call predecessors, (826), 826 states have call successors, (826) [2024-11-16 12:52:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2482 states and 3957 transitions. [2024-11-16 12:52:19,566 INFO L78 Accepts]: Start accepts. Automaton has 2482 states and 3957 transitions. Word has length 437 [2024-11-16 12:52:19,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:19,567 INFO L471 AbstractCegarLoop]: Abstraction has 2482 states and 3957 transitions. [2024-11-16 12:52:19,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 3957 transitions. [2024-11-16 12:52:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-16 12:52:19,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:19,572 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:19,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 12:52:19,573 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:19,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:19,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1532957669, now seen corresponding path program 1 times [2024-11-16 12:52:19,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:19,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512170991] [2024-11-16 12:52:19,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:19,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:20,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:20,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512170991] [2024-11-16 12:52:20,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512170991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:20,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:20,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 12:52:20,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134391547] [2024-11-16 12:52:20,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:20,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 12:52:20,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:20,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 12:52:20,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-16 12:52:20,575 INFO L87 Difference]: Start difference. First operand 2482 states and 3957 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:22,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:22,373 INFO L93 Difference]: Finished difference Result 7854 states and 12495 transitions. [2024-11-16 12:52:22,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 12:52:22,374 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 437 [2024-11-16 12:52:22,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:22,409 INFO L225 Difference]: With dead ends: 7854 [2024-11-16 12:52:22,409 INFO L226 Difference]: Without dead ends: 5375 [2024-11-16 12:52:22,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-16 12:52:22,420 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 551 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:22,421 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 1078 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 12:52:22,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2024-11-16 12:52:23,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 5350. [2024-11-16 12:52:23,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5350 states, 3491 states have (on average 1.4159266685763392) internal successors, (4943), 3539 states have internal predecessors, (4943), 1784 states have call successors, (1784), 74 states have call predecessors, (1784), 74 states have return successors, (1784), 1736 states have call predecessors, (1784), 1784 states have call successors, (1784) [2024-11-16 12:52:23,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5350 states to 5350 states and 8511 transitions. [2024-11-16 12:52:23,295 INFO L78 Accepts]: Start accepts. Automaton has 5350 states and 8511 transitions. Word has length 437 [2024-11-16 12:52:23,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:23,296 INFO L471 AbstractCegarLoop]: Abstraction has 5350 states and 8511 transitions. [2024-11-16 12:52:23,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 5350 states and 8511 transitions. [2024-11-16 12:52:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-16 12:52:23,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:23,304 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:23,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 12:52:23,304 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:23,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:23,305 INFO L85 PathProgramCache]: Analyzing trace with hash 335167833, now seen corresponding path program 1 times [2024-11-16 12:52:23,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:23,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502091164] [2024-11-16 12:52:23,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:23,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:23,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:23,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:23,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502091164] [2024-11-16 12:52:23,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502091164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:23,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:23,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 12:52:23,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976235470] [2024-11-16 12:52:23,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:23,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 12:52:23,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:23,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 12:52:23,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 12:52:23,621 INFO L87 Difference]: Start difference. First operand 5350 states and 8511 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:24,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:24,203 INFO L93 Difference]: Finished difference Result 9420 states and 14931 transitions. [2024-11-16 12:52:24,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 12:52:24,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 437 [2024-11-16 12:52:24,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:24,242 INFO L225 Difference]: With dead ends: 9420 [2024-11-16 12:52:24,242 INFO L226 Difference]: Without dead ends: 4073 [2024-11-16 12:52:24,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 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 12:52:24,259 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 157 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:24,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 541 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 12:52:24,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4073 states. [2024-11-16 12:52:24,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4073 to 4070. [2024-11-16 12:52:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4070 states, 2673 states have (on average 1.4055368499812944) internal successors, (3757), 2705 states have internal predecessors, (3757), 1320 states have call successors, (1320), 76 states have call predecessors, (1320), 76 states have return successors, (1320), 1288 states have call predecessors, (1320), 1320 states have call successors, (1320) [2024-11-16 12:52:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 4070 states and 6397 transitions. [2024-11-16 12:52:24,846 INFO L78 Accepts]: Start accepts. Automaton has 4070 states and 6397 transitions. Word has length 437 [2024-11-16 12:52:24,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:24,847 INFO L471 AbstractCegarLoop]: Abstraction has 4070 states and 6397 transitions. [2024-11-16 12:52:24,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 4070 states and 6397 transitions. [2024-11-16 12:52:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-16 12:52:24,851 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:24,852 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:24,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 12:52:24,852 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:24,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:24,853 INFO L85 PathProgramCache]: Analyzing trace with hash 366187640, now seen corresponding path program 1 times [2024-11-16 12:52:24,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:24,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515849605] [2024-11-16 12:52:24,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:24,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:25,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:25,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515849605] [2024-11-16 12:52:25,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515849605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:25,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:25,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 12:52:25,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149460714] [2024-11-16 12:52:25,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:25,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 12:52:25,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:25,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 12:52:25,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 12:52:25,283 INFO L87 Difference]: Start difference. First operand 4070 states and 6397 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:26,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:26,691 INFO L93 Difference]: Finished difference Result 8386 states and 13100 transitions. [2024-11-16 12:52:26,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 12:52:26,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 437 [2024-11-16 12:52:26,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:26,747 INFO L225 Difference]: With dead ends: 8386 [2024-11-16 12:52:26,747 INFO L226 Difference]: Without dead ends: 6551 [2024-11-16 12:52:26,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-16 12:52:26,761 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 306 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 1360 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:26,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 1360 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 12:52:26,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6551 states. [2024-11-16 12:52:27,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6551 to 4395. [2024-11-16 12:52:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4395 states, 2854 states have (on average 1.393833216538192) internal successors, (3978), 2890 states have internal predecessors, (3978), 1452 states have call successors, (1452), 88 states have call predecessors, (1452), 88 states have return successors, (1452), 1416 states have call predecessors, (1452), 1452 states have call successors, (1452) [2024-11-16 12:52:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 4395 states and 6882 transitions. [2024-11-16 12:52:27,640 INFO L78 Accepts]: Start accepts. Automaton has 4395 states and 6882 transitions. Word has length 437 [2024-11-16 12:52:27,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:27,641 INFO L471 AbstractCegarLoop]: Abstraction has 4395 states and 6882 transitions. [2024-11-16 12:52:27,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 4395 states and 6882 transitions. [2024-11-16 12:52:27,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-16 12:52:27,652 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:27,652 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:27,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 12:52:27,653 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:27,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:27,655 INFO L85 PathProgramCache]: Analyzing trace with hash -478284231, now seen corresponding path program 1 times [2024-11-16 12:52:27,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:27,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657384463] [2024-11-16 12:52:27,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-16 12:52:28,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:28,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657384463] [2024-11-16 12:52:28,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657384463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:52:28,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:52:28,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 12:52:28,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995715716] [2024-11-16 12:52:28,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:52:28,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 12:52:28,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:28,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 12:52:28,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-16 12:52:28,365 INFO L87 Difference]: Start difference. First operand 4395 states and 6882 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:29,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:29,416 INFO L93 Difference]: Finished difference Result 8809 states and 13789 transitions. [2024-11-16 12:52:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 12:52:29,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 437 [2024-11-16 12:52:29,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:29,454 INFO L225 Difference]: With dead ends: 8809 [2024-11-16 12:52:29,454 INFO L226 Difference]: Without dead ends: 4417 [2024-11-16 12:52:29,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 12:52:29,474 INFO L432 NwaCegarLoop]: 324 mSDtfsCounter, 318 mSDsluCounter, 832 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1156 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:29,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1156 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 12:52:29,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4417 states. [2024-11-16 12:52:30,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4417 to 4288. [2024-11-16 12:52:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4288 states, 2747 states have (on average 1.3815070986530762) internal successors, (3795), 2783 states have internal predecessors, (3795), 1452 states have call successors, (1452), 88 states have call predecessors, (1452), 88 states have return successors, (1452), 1416 states have call predecessors, (1452), 1452 states have call successors, (1452) [2024-11-16 12:52:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 4288 states and 6699 transitions. [2024-11-16 12:52:30,041 INFO L78 Accepts]: Start accepts. Automaton has 4288 states and 6699 transitions. Word has length 437 [2024-11-16 12:52:30,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:30,042 INFO L471 AbstractCegarLoop]: Abstraction has 4288 states and 6699 transitions. [2024-11-16 12:52:30,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-16 12:52:30,043 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 6699 transitions. [2024-11-16 12:52:30,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-16 12:52:30,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:30,047 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:30,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 12:52:30,047 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:30,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:30,047 INFO L85 PathProgramCache]: Analyzing trace with hash -97221101, now seen corresponding path program 1 times [2024-11-16 12:52:30,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:30,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131318439] [2024-11-16 12:52:30,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:30,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:30,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,188 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 156 proven. 264 refuted. 0 times theorem prover too weak. 9804 trivial. 0 not checked. [2024-11-16 12:52:31,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:31,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131318439] [2024-11-16 12:52:31,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131318439] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 12:52:31,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417393019] [2024-11-16 12:52:31,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:31,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 12:52:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:52:31,191 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 12:52:31,193 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 12:52:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:31,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-16 12:52:31,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 12:52:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 4850 proven. 264 refuted. 0 times theorem prover too weak. 5110 trivial. 0 not checked. [2024-11-16 12:52:32,889 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 12:52:33,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 156 proven. 267 refuted. 0 times theorem prover too weak. 9801 trivial. 0 not checked. [2024-11-16 12:52:33,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1417393019] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 12:52:33,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 12:52:33,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 15 [2024-11-16 12:52:33,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027725625] [2024-11-16 12:52:33,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 12:52:33,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 12:52:33,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:33,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 12:52:33,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-11-16 12:52:33,856 INFO L87 Difference]: Start difference. First operand 4288 states and 6699 transitions. Second operand has 15 states, 15 states have (on average 6.666666666666667) internal successors, (100), 15 states have internal predecessors, (100), 3 states have call successors, (117), 3 states have call predecessors, (117), 6 states have return successors, (119), 3 states have call predecessors, (119), 3 states have call successors, (119) [2024-11-16 12:52:36,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:52:36,893 INFO L93 Difference]: Finished difference Result 14010 states and 21083 transitions. [2024-11-16 12:52:36,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-16 12:52:36,895 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.666666666666667) internal successors, (100), 15 states have internal predecessors, (100), 3 states have call successors, (117), 3 states have call predecessors, (117), 6 states have return successors, (119), 3 states have call predecessors, (119), 3 states have call successors, (119) Word has length 438 [2024-11-16 12:52:36,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:52:36,963 INFO L225 Difference]: With dead ends: 14010 [2024-11-16 12:52:36,964 INFO L226 Difference]: Without dead ends: 9725 [2024-11-16 12:52:36,990 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1054 GetRequests, 1015 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=410, Invalid=1072, Unknown=0, NotChecked=0, Total=1482 [2024-11-16 12:52:36,991 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 562 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 596 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 12:52:36,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 647 Invalid, 1312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [596 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 12:52:37,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9725 states. [2024-11-16 12:52:37,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9725 to 4608. [2024-11-16 12:52:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4608 states, 2987 states have (on average 1.3106796116504855) internal successors, (3915), 3023 states have internal predecessors, (3915), 1452 states have call successors, (1452), 168 states have call predecessors, (1452), 168 states have return successors, (1452), 1416 states have call predecessors, (1452), 1452 states have call successors, (1452) [2024-11-16 12:52:37,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4608 states and 6819 transitions. [2024-11-16 12:52:37,905 INFO L78 Accepts]: Start accepts. Automaton has 4608 states and 6819 transitions. Word has length 438 [2024-11-16 12:52:37,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:52:37,906 INFO L471 AbstractCegarLoop]: Abstraction has 4608 states and 6819 transitions. [2024-11-16 12:52:37,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.666666666666667) internal successors, (100), 15 states have internal predecessors, (100), 3 states have call successors, (117), 3 states have call predecessors, (117), 6 states have return successors, (119), 3 states have call predecessors, (119), 3 states have call successors, (119) [2024-11-16 12:52:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 6819 transitions. [2024-11-16 12:52:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-16 12:52:37,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:52:37,912 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:52:37,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 12:52:38,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-16 12:52:38,113 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:52:38,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:52:38,114 INFO L85 PathProgramCache]: Analyzing trace with hash 196181906, now seen corresponding path program 1 times [2024-11-16 12:52:38,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:52:38,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524561417] [2024-11-16 12:52:38,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:38,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:52:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:52:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:52:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:52:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:52:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:52:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:52:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:52:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:52:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:52:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 12:52:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:52:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 12:52:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:52:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 12:52:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:52:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 12:52:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:52:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:52:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:52:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:52:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:52:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:52:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:52:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:52:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:52:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:52:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:52:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-16 12:52:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:52:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 12:52:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 12:52:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 12:52:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 12:52:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 12:52:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 12:52:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-16 12:52:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 12:52:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 12:52:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 12:52:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-16 12:52:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 12:52:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 12:52:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 12:52:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 12:52:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 12:52:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 12:52:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-16 12:52:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 12:52:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-16 12:52:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-16 12:52:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-16 12:52:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 12:52:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-16 12:52:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-16 12:52:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-16 12:52:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 12:52:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 12:52:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-16 12:52:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-16 12:52:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-16 12:52:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-16 12:52:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 12:52:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 12:52:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 12:52:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 12:52:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 12:52:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 12:52:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 12:52:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 12:52:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-16 12:52:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-16 12:52:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-16 12:52:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:39,866 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 156 proven. 57 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2024-11-16 12:52:39,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:52:39,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524561417] [2024-11-16 12:52:39,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524561417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 12:52:39,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133704149] [2024-11-16 12:52:39,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:52:39,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 12:52:39,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:52:39,869 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 12:52:39,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 12:52:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:52:40,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-16 12:52:40,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 12:52:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 5502 proven. 324 refuted. 0 times theorem prover too weak. 4398 trivial. 0 not checked. [2024-11-16 12:52:42,330 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 12:52:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 297 proven. 333 refuted. 0 times theorem prover too weak. 9594 trivial. 0 not checked. [2024-11-16 12:52:45,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133704149] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 12:52:45,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 12:52:45,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 18] total 37 [2024-11-16 12:52:45,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232564975] [2024-11-16 12:52:45,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 12:52:45,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-16 12:52:45,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:52:45,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-16 12:52:45,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=1086, Unknown=0, NotChecked=0, Total=1332 [2024-11-16 12:52:45,353 INFO L87 Difference]: Start difference. First operand 4608 states and 6819 transitions. Second operand has 37 states, 37 states have (on average 5.594594594594595) internal successors, (207), 37 states have internal predecessors, (207), 11 states have call successors, (183), 4 states have call predecessors, (183), 10 states have return successors, (184), 11 states have call predecessors, (184), 11 states have call successors, (184) [2024-11-16 12:53:13,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []