./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.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 c3ee8afe098f9cee5b6405d2c58537794155bf2d3eb94d980df01b95a4a7b9e4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:14:42,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:14:42,895 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:14:42,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:14:42,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:14:42,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:14:42,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:14:42,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:14:42,933 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:14:42,935 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:14:42,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:14:42,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:14:42,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:14:42,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:14:42,940 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:14:42,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:14:42,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:14:42,941 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:14:42,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:14:42,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:14:42,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:14:42,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:14:42,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:14:42,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:14:42,943 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:14:42,943 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:14:42,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:14:42,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:14:42,944 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:14:42,944 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:14:42,945 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:14:42,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:14:42,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:14:42,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:14:42,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:14:42,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:14:42,947 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:14:42,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:14:42,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:14:42,948 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:14:42,948 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:14:42,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:14:42,948 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3ee8afe098f9cee5b6405d2c58537794155bf2d3eb94d980df01b95a4a7b9e4 [2024-11-16 13:14:43,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:14:43,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:14:43,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:14:43,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:14:43,235 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:14:43,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.i [2024-11-16 13:14:44,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:14:44,956 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:14:44,960 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.i [2024-11-16 13:14:44,974 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20e838afa/6dbac90d86b3478180f44db7ece6e67f/FLAG361871730 [2024-11-16 13:14:45,279 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20e838afa/6dbac90d86b3478180f44db7ece6e67f [2024-11-16 13:14:45,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:14:45,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:14:45,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:14:45,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:14:45,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:14:45,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1586fb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45, skipping insertion in model container [2024-11-16 13:14:45,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:14:45,524 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.i[916,929] [2024-11-16 13:14:45,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:14:45,698 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:14:45,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-86.i[916,929] [2024-11-16 13:14:45,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:14:45,850 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:14:45,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45 WrapperNode [2024-11-16 13:14:45,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:14:45,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:14:45,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:14:45,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:14:45,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,942 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 538 [2024-11-16 13:14:45,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:14:45,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:14:45,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:14:45,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:14:45,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:45,973 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,010 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-16 13:14:46,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:14:46,075 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:14:46,075 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:14:46,075 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:14:46,076 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (1/1) ... [2024-11-16 13:14:46,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:14:46,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:14:46,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 13:14:46,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 13:14:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:14:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:14:46,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:14:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:14:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:14:46,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:14:46,315 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:14:46,316 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:14:47,278 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-16 13:14:47,279 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:14:47,326 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:14:47,326 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:14:47,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:14:47 BoogieIcfgContainer [2024-11-16 13:14:47,328 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:14:47,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:14:47,331 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:14:47,334 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:14:47,334 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:14:45" (1/3) ... [2024-11-16 13:14:47,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a8a9d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:14:47, skipping insertion in model container [2024-11-16 13:14:47,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:14:45" (2/3) ... [2024-11-16 13:14:47,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a8a9d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:14:47, skipping insertion in model container [2024-11-16 13:14:47,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:14:47" (3/3) ... [2024-11-16 13:14:47,337 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-86.i [2024-11-16 13:14:47,354 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:14:47,354 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:14:47,433 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:14:47,441 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@42237331, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:14:47,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:14:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 226 states, 154 states have (on average 1.551948051948052) internal successors, (239), 155 states have internal predecessors, (239), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-16 13:14:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-16 13:14:47,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:47,485 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:47,486 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:47,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:47,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1099886310, now seen corresponding path program 1 times [2024-11-16 13:14:47,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:47,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552444675] [2024-11-16 13:14:47,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:47,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:48,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:48,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552444675] [2024-11-16 13:14:48,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552444675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:48,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:48,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:14:48,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9993604] [2024-11-16 13:14:48,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:48,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:14:48,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:48,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:14:48,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:48,865 INFO L87 Difference]: Start difference. First operand has 226 states, 154 states have (on average 1.551948051948052) internal successors, (239), 155 states have internal predecessors, (239), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:49,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:49,020 INFO L93 Difference]: Finished difference Result 574 states and 1055 transitions. [2024-11-16 13:14:49,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:49,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-11-16 13:14:49,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:49,038 INFO L225 Difference]: With dead ends: 574 [2024-11-16 13:14:49,038 INFO L226 Difference]: Without dead ends: 351 [2024-11-16 13:14:49,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:49,047 INFO L432 NwaCegarLoop]: 527 mSDtfsCounter, 211 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:49,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 869 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:14:49,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-11-16 13:14:49,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 347. [2024-11-16 13:14:49,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 260 states have (on average 1.5769230769230769) internal successors, (410), 261 states have internal predecessors, (410), 84 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (84), 83 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-16 13:14:49,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 578 transitions. [2024-11-16 13:14:49,154 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 578 transitions. Word has length 443 [2024-11-16 13:14:49,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:49,160 INFO L471 AbstractCegarLoop]: Abstraction has 347 states and 578 transitions. [2024-11-16 13:14:49,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:49,160 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 578 transitions. [2024-11-16 13:14:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-16 13:14:49,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:49,170 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:49,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:14:49,171 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:49,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:49,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1368497688, now seen corresponding path program 1 times [2024-11-16 13:14:49,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:49,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673757390] [2024-11-16 13:14:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:49,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:49,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673757390] [2024-11-16 13:14:49,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673757390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:49,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:49,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:14:49,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666535184] [2024-11-16 13:14:49,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:49,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:14:49,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:49,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:14:49,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:49,709 INFO L87 Difference]: Start difference. First operand 347 states and 578 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:49,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:49,846 INFO L93 Difference]: Finished difference Result 1029 states and 1716 transitions. [2024-11-16 13:14:49,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:49,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-11-16 13:14:49,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:49,859 INFO L225 Difference]: With dead ends: 1029 [2024-11-16 13:14:49,860 INFO L226 Difference]: Without dead ends: 685 [2024-11-16 13:14:49,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:49,865 INFO L432 NwaCegarLoop]: 594 mSDtfsCounter, 332 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:49,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 932 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:14:49,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-11-16 13:14:49,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 682. [2024-11-16 13:14:49,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 509 states have (on average 1.5540275049115913) internal successors, (791), 511 states have internal predecessors, (791), 168 states have call successors, (168), 4 states have call predecessors, (168), 4 states have return successors, (168), 166 states have call predecessors, (168), 168 states have call successors, (168) [2024-11-16 13:14:50,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1127 transitions. [2024-11-16 13:14:50,026 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1127 transitions. Word has length 443 [2024-11-16 13:14:50,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:50,029 INFO L471 AbstractCegarLoop]: Abstraction has 682 states and 1127 transitions. [2024-11-16 13:14:50,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1127 transitions. [2024-11-16 13:14:50,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-16 13:14:50,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:50,041 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:50,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:14:50,043 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:50,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:50,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1884524425, now seen corresponding path program 1 times [2024-11-16 13:14:50,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:50,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053398370] [2024-11-16 13:14:50,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:50,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:50,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:50,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053398370] [2024-11-16 13:14:50,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053398370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:50,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:50,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:14:50,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068907157] [2024-11-16 13:14:50,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:50,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:14:50,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:50,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:14:50,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:14:50,942 INFO L87 Difference]: Start difference. First operand 682 states and 1127 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:51,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:51,395 INFO L93 Difference]: Finished difference Result 1821 states and 3018 transitions. [2024-11-16 13:14:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:14:51,397 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-11-16 13:14:51,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:51,405 INFO L225 Difference]: With dead ends: 1821 [2024-11-16 13:14:51,405 INFO L226 Difference]: Without dead ends: 1142 [2024-11-16 13:14:51,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 140 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 13:14:51,408 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 358 mSDsluCounter, 898 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:51,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 1247 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 13:14:51,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2024-11-16 13:14:51,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 1063. [2024-11-16 13:14:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 820 states have (on average 1.5829268292682928) internal successors, (1298), 822 states have internal predecessors, (1298), 237 states have call successors, (237), 5 states have call predecessors, (237), 5 states have return successors, (237), 235 states have call predecessors, (237), 237 states have call successors, (237) [2024-11-16 13:14:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1772 transitions. [2024-11-16 13:14:51,565 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1772 transitions. Word has length 443 [2024-11-16 13:14:51,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:51,566 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1772 transitions. [2024-11-16 13:14:51,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1772 transitions. [2024-11-16 13:14:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-16 13:14:51,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:51,574 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:51,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:14:51,574 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:51,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:51,575 INFO L85 PathProgramCache]: Analyzing trace with hash -902891062, now seen corresponding path program 1 times [2024-11-16 13:14:51,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:51,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629686556] [2024-11-16 13:14:51,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:51,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:53,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:54,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:54,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629686556] [2024-11-16 13:14:54,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629686556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:54,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:54,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:14:54,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516496288] [2024-11-16 13:14:54,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:54,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:14:54,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:54,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:14:54,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:14:54,200 INFO L87 Difference]: Start difference. First operand 1063 states and 1772 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 6 states have internal predecessors, (101), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:14:55,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:55,511 INFO L93 Difference]: Finished difference Result 3382 states and 5663 transitions. [2024-11-16 13:14:55,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 13:14:55,512 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 6 states have internal predecessors, (101), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 443 [2024-11-16 13:14:55,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:55,528 INFO L225 Difference]: With dead ends: 3382 [2024-11-16 13:14:55,528 INFO L226 Difference]: Without dead ends: 2525 [2024-11-16 13:14:55,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 13:14:55,535 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 735 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 1123 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:55,535 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [735 Valid, 1123 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:14:55,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2024-11-16 13:14:55,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 2499. [2024-11-16 13:14:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2499 states, 2059 states have (on average 1.6226323457989316) internal successors, (3341), 2069 states have internal predecessors, (3341), 425 states have call successors, (425), 14 states have call predecessors, (425), 14 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2024-11-16 13:14:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2499 states and 4191 transitions. [2024-11-16 13:14:55,698 INFO L78 Accepts]: Start accepts. Automaton has 2499 states and 4191 transitions. Word has length 443 [2024-11-16 13:14:55,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:55,700 INFO L471 AbstractCegarLoop]: Abstraction has 2499 states and 4191 transitions. [2024-11-16 13:14:55,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 6 states have internal predecessors, (101), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:14:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 4191 transitions. [2024-11-16 13:14:55,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-16 13:14:55,705 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:55,706 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:55,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:14:55,707 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:55,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:55,707 INFO L85 PathProgramCache]: Analyzing trace with hash 66689961, now seen corresponding path program 1 times [2024-11-16 13:14:55,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:55,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139298726] [2024-11-16 13:14:55,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:56,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:56,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139298726] [2024-11-16 13:14:56,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139298726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:56,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:56,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:14:56,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250873682] [2024-11-16 13:14:56,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:56,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:14:56,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:56,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:14:56,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:56,333 INFO L87 Difference]: Start difference. First operand 2499 states and 4191 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:56,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:56,466 INFO L93 Difference]: Finished difference Result 4538 states and 7595 transitions. [2024-11-16 13:14:56,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:56,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-11-16 13:14:56,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:56,484 INFO L225 Difference]: With dead ends: 4538 [2024-11-16 13:14:56,484 INFO L226 Difference]: Without dead ends: 2523 [2024-11-16 13:14:56,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:56,493 INFO L432 NwaCegarLoop]: 353 mSDtfsCounter, 0 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:56,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 701 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:14:56,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2024-11-16 13:14:56,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2523. [2024-11-16 13:14:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2523 states, 2083 states have (on average 1.615458473355737) internal successors, (3365), 2093 states have internal predecessors, (3365), 425 states have call successors, (425), 14 states have call predecessors, (425), 14 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2024-11-16 13:14:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 4215 transitions. [2024-11-16 13:14:56,681 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 4215 transitions. Word has length 443 [2024-11-16 13:14:56,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:56,681 INFO L471 AbstractCegarLoop]: Abstraction has 2523 states and 4215 transitions. [2024-11-16 13:14:56,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 4215 transitions. [2024-11-16 13:14:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-11-16 13:14:56,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:56,686 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:56,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 13:14:56,687 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:56,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:56,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1708921102, now seen corresponding path program 1 times [2024-11-16 13:14:56,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:56,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094774917] [2024-11-16 13:14:56,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:56,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:14:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:14:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:14:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:14:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:14:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:14:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:14:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:14:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:14:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:14:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:14:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:14:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:14:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:14:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:14:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:14:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:14:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:14:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:14:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:14:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:14:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:14:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:14:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:14:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:14:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:14:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:14:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:14:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:14:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:14:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:14:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:14:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:14:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:14:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:14:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:14:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:14:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:14:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:14:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:14:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:14:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:14:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:14:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:14:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:14:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:14:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:14:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:14:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:14:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:14:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:14:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:14:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:14:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:14:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:14:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:14:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:14:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:14:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:14:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:14:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:14:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:14:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:14:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:14:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:14:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:14:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:14:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:14:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:57,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:57,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094774917] [2024-11-16 13:14:57,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094774917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:57,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:57,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:14:57,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508371163] [2024-11-16 13:14:57,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:57,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:14:57,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:57,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:14:57,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:14:57,804 INFO L87 Difference]: Start difference. First operand 2523 states and 4215 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:14:58,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:58,674 INFO L93 Difference]: Finished difference Result 6011 states and 10026 transitions. [2024-11-16 13:14:58,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:14:58,675 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 444 [2024-11-16 13:14:58,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:58,700 INFO L225 Difference]: With dead ends: 6011 [2024-11-16 13:14:58,700 INFO L226 Difference]: Without dead ends: 4168 [2024-11-16 13:14:58,708 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-16 13:14:58,709 INFO L432 NwaCegarLoop]: 574 mSDtfsCounter, 562 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:58,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [562 Valid, 1850 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 13:14:58,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4168 states. [2024-11-16 13:14:59,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4168 to 4144. [2024-11-16 13:14:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4144 states, 3424 states have (on average 1.6156542056074767) internal successors, (5532), 3440 states have internal predecessors, (5532), 697 states have call successors, (697), 22 states have call predecessors, (697), 22 states have return successors, (697), 681 states have call predecessors, (697), 697 states have call successors, (697) [2024-11-16 13:14:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 6926 transitions. [2024-11-16 13:14:59,125 INFO L78 Accepts]: Start accepts. Automaton has 4144 states and 6926 transitions. Word has length 444 [2024-11-16 13:14:59,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:59,126 INFO L471 AbstractCegarLoop]: Abstraction has 4144 states and 6926 transitions. [2024-11-16 13:14:59,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:14:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 6926 transitions. [2024-11-16 13:14:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-11-16 13:14:59,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:59,135 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:59,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 13:14:59,135 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:59,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:59,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1319185009, now seen corresponding path program 1 times [2024-11-16 13:14:59,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:59,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927230096] [2024-11-16 13:14:59,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:59,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:10,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:10,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927230096] [2024-11-16 13:15:10,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927230096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:10,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:10,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 13:15:10,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56837676] [2024-11-16 13:15:10,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:10,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 13:15:10,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:10,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 13:15:10,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2024-11-16 13:15:10,755 INFO L87 Difference]: Start difference. First operand 4144 states and 6926 transitions. Second operand has 15 states, 15 states have (on average 6.8) internal successors, (102), 15 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:16,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:16,187 INFO L93 Difference]: Finished difference Result 8287 states and 13498 transitions. [2024-11-16 13:15:16,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-16 13:15:16,189 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.8) internal successors, (102), 15 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 444 [2024-11-16 13:15:16,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:16,218 INFO L225 Difference]: With dead ends: 8287 [2024-11-16 13:15:16,219 INFO L226 Difference]: Without dead ends: 5436 [2024-11-16 13:15:16,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=221, Invalid=649, Unknown=0, NotChecked=0, Total=870 [2024-11-16 13:15:16,231 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 552 mSDsluCounter, 1988 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:16,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 2325 Invalid, 662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-16 13:15:16,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5436 states. [2024-11-16 13:15:16,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5436 to 4464. [2024-11-16 13:15:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4464 states, 3744 states have (on average 1.5950854700854702) internal successors, (5972), 3760 states have internal predecessors, (5972), 697 states have call successors, (697), 22 states have call predecessors, (697), 22 states have return successors, (697), 681 states have call predecessors, (697), 697 states have call successors, (697) [2024-11-16 13:15:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4464 states to 4464 states and 7366 transitions. [2024-11-16 13:15:16,588 INFO L78 Accepts]: Start accepts. Automaton has 4464 states and 7366 transitions. Word has length 444 [2024-11-16 13:15:16,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:15:16,589 INFO L471 AbstractCegarLoop]: Abstraction has 4464 states and 7366 transitions. [2024-11-16 13:15:16,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.8) internal successors, (102), 15 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states and 7366 transitions. [2024-11-16 13:15:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-11-16 13:15:16,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:15:16,595 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:15:16,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 13:15:16,596 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:15:16,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:15:16,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1190102290, now seen corresponding path program 1 times [2024-11-16 13:15:16,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:15:16,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041076826] [2024-11-16 13:15:16,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:15:16,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:15:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:16,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:16,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041076826] [2024-11-16 13:15:16,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041076826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:16,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:16,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:15:16,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581619204] [2024-11-16 13:15:16,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:16,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:15:16,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:16,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:15:16,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:15:16,899 INFO L87 Difference]: Start difference. First operand 4464 states and 7366 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:17,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:17,176 INFO L93 Difference]: Finished difference Result 10146 states and 16774 transitions. [2024-11-16 13:15:17,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:15:17,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 444 [2024-11-16 13:15:17,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:17,233 INFO L225 Difference]: With dead ends: 10146 [2024-11-16 13:15:17,237 INFO L226 Difference]: Without dead ends: 7295 [2024-11-16 13:15:17,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:15:17,253 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 355 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 709 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:17,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 709 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:15:17,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7295 states. [2024-11-16 13:15:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7295 to 7292. [2024-11-16 13:15:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7292 states, 5924 states have (on average 1.5762997974341662) internal successors, (9338), 5956 states have internal predecessors, (9338), 1325 states have call successors, (1325), 42 states have call predecessors, (1325), 42 states have return successors, (1325), 1293 states have call predecessors, (1325), 1325 states have call successors, (1325) [2024-11-16 13:15:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7292 states to 7292 states and 11988 transitions. [2024-11-16 13:15:17,820 INFO L78 Accepts]: Start accepts. Automaton has 7292 states and 11988 transitions. Word has length 444 [2024-11-16 13:15:17,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:15:17,821 INFO L471 AbstractCegarLoop]: Abstraction has 7292 states and 11988 transitions. [2024-11-16 13:15:17,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 7292 states and 11988 transitions. [2024-11-16 13:15:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-16 13:15:17,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:15:17,834 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:15:17,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 13:15:17,834 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:15:17,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:15:17,835 INFO L85 PathProgramCache]: Analyzing trace with hash -407358598, now seen corresponding path program 1 times [2024-11-16 13:15:17,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:15:17,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525729000] [2024-11-16 13:15:17,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:15:17,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:15:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:18,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:18,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525729000] [2024-11-16 13:15:18,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525729000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:18,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:18,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:15:18,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802396317] [2024-11-16 13:15:18,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:18,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:15:18,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:18,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:15:18,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:15:18,434 INFO L87 Difference]: Start difference. First operand 7292 states and 11988 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:19,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:19,111 INFO L93 Difference]: Finished difference Result 16385 states and 26800 transitions. [2024-11-16 13:15:19,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:15:19,112 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 445 [2024-11-16 13:15:19,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:19,165 INFO L225 Difference]: With dead ends: 16385 [2024-11-16 13:15:19,165 INFO L226 Difference]: Without dead ends: 10706 [2024-11-16 13:15:19,189 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:15:19,191 INFO L432 NwaCegarLoop]: 366 mSDtfsCounter, 364 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:19,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1064 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 13:15:19,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10706 states. [2024-11-16 13:15:20,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10706 to 10160. [2024-11-16 13:15:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10160 states, 8144 states have (on average 1.5672888015717092) internal successors, (12764), 8192 states have internal predecessors, (12764), 1953 states have call successors, (1953), 62 states have call predecessors, (1953), 62 states have return successors, (1953), 1905 states have call predecessors, (1953), 1953 states have call successors, (1953) [2024-11-16 13:15:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10160 states to 10160 states and 16670 transitions. [2024-11-16 13:15:20,127 INFO L78 Accepts]: Start accepts. Automaton has 10160 states and 16670 transitions. Word has length 445 [2024-11-16 13:15:20,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:15:20,128 INFO L471 AbstractCegarLoop]: Abstraction has 10160 states and 16670 transitions. [2024-11-16 13:15:20,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 10160 states and 16670 transitions. [2024-11-16 13:15:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-16 13:15:20,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:15:20,138 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:15:20,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 13:15:20,138 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:15:20,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:15:20,138 INFO L85 PathProgramCache]: Analyzing trace with hash 481647353, now seen corresponding path program 1 times [2024-11-16 13:15:20,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:15:20,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840310290] [2024-11-16 13:15:20,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:15:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:15:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:27,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:27,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840310290] [2024-11-16 13:15:27,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840310290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:27,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:27,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 13:15:27,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752167455] [2024-11-16 13:15:27,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:27,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 13:15:27,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:27,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 13:15:27,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:15:27,607 INFO L87 Difference]: Start difference. First operand 10160 states and 16670 transitions. Second operand has 16 states, 16 states have (on average 6.4375) internal successors, (103), 16 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:31,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:31,214 INFO L93 Difference]: Finished difference Result 11132 states and 17878 transitions. [2024-11-16 13:15:31,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 13:15:31,216 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.4375) internal successors, (103), 16 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 445 [2024-11-16 13:15:31,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:31,256 INFO L225 Difference]: With dead ends: 11132 [2024-11-16 13:15:31,256 INFO L226 Difference]: Without dead ends: 11129 [2024-11-16 13:15:31,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2024-11-16 13:15:31,264 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 701 mSDsluCounter, 2176 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:31,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 2514 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-16 13:15:31,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11129 states. [2024-11-16 13:15:32,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11129 to 10180. [2024-11-16 13:15:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10180 states, 8164 states have (on average 1.5658990690837824) internal successors, (12784), 8212 states have internal predecessors, (12784), 1953 states have call successors, (1953), 62 states have call predecessors, (1953), 62 states have return successors, (1953), 1905 states have call predecessors, (1953), 1953 states have call successors, (1953) [2024-11-16 13:15:32,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10180 states to 10180 states and 16690 transitions. [2024-11-16 13:15:32,054 INFO L78 Accepts]: Start accepts. Automaton has 10180 states and 16690 transitions. Word has length 445 [2024-11-16 13:15:32,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:15:32,055 INFO L471 AbstractCegarLoop]: Abstraction has 10180 states and 16690 transitions. [2024-11-16 13:15:32,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.4375) internal successors, (103), 16 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 10180 states and 16690 transitions. [2024-11-16 13:15:32,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-16 13:15:32,064 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:15:32,064 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:15:32,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 13:15:32,064 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:15:32,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:15:32,065 INFO L85 PathProgramCache]: Analyzing trace with hash -596220836, now seen corresponding path program 1 times [2024-11-16 13:15:32,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:15:32,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727493511] [2024-11-16 13:15:32,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:15:32,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:15:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:32,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:32,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727493511] [2024-11-16 13:15:32,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727493511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:32,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:32,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:15:32,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497583058] [2024-11-16 13:15:32,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:32,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:15:32,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:32,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:15:32,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:15:32,439 INFO L87 Difference]: Start difference. First operand 10180 states and 16690 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:33,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:33,008 INFO L93 Difference]: Finished difference Result 19027 states and 31118 transitions. [2024-11-16 13:15:33,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:15:33,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 445 [2024-11-16 13:15:33,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:33,054 INFO L225 Difference]: With dead ends: 19027 [2024-11-16 13:15:33,055 INFO L226 Difference]: Without dead ends: 10420 [2024-11-16 13:15:33,082 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:15:33,083 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 6 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:33,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 696 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:15:33,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10420 states. [2024-11-16 13:15:33,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10420 to 10180. [2024-11-16 13:15:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10180 states, 8164 states have (on average 1.5560999510044096) internal successors, (12704), 8212 states have internal predecessors, (12704), 1953 states have call successors, (1953), 62 states have call predecessors, (1953), 62 states have return successors, (1953), 1905 states have call predecessors, (1953), 1953 states have call successors, (1953) [2024-11-16 13:15:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10180 states to 10180 states and 16610 transitions. [2024-11-16 13:15:33,808 INFO L78 Accepts]: Start accepts. Automaton has 10180 states and 16610 transitions. Word has length 445 [2024-11-16 13:15:33,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:15:33,809 INFO L471 AbstractCegarLoop]: Abstraction has 10180 states and 16610 transitions. [2024-11-16 13:15:33,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:15:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 10180 states and 16610 transitions. [2024-11-16 13:15:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-16 13:15:33,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:15:33,815 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:15:33,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 13:15:33,815 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:15:33,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:15:33,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1146589499, now seen corresponding path program 1 times [2024-11-16 13:15:33,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:15:33,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215421262] [2024-11-16 13:15:33,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:15:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:15:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:15:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:15:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:15:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:15:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:15:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:15:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:15:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:15:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:15:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:15:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:15:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:15:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 13:15:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:15:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 13:15:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:15:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 13:15:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:15:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 13:15:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:15:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 13:15:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:15:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 13:15:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:15:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 13:15:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:15:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 13:15:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:15:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 13:15:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:15:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 13:15:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:15:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 13:15:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:15:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 13:15:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:15:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 13:15:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:15:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 13:15:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:15:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:15:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 13:15:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 13:15:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:15:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:15:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:15:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:15:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:15:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:15:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:15:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:15:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-16 13:15:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:15:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:15:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:15:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 13:15:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 13:15:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 13:15:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 13:15:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 13:15:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 13:15:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-16 13:15:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-16 13:15:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-16 13:15:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-16 13:15:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-16 13:15:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-16 13:15:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:15:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-16 13:15:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:15:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:15:44,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:15:44,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215421262] [2024-11-16 13:15:44,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215421262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:15:44,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:15:44,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-16 13:15:44,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918755191] [2024-11-16 13:15:44,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:15:44,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-16 13:15:44,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:15:44,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-16 13:15:44,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2024-11-16 13:15:44,309 INFO L87 Difference]: Start difference. First operand 10180 states and 16610 transitions. Second operand has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 states have internal predecessors, (103), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:15:51,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:15:51,412 INFO L93 Difference]: Finished difference Result 11132 states and 17758 transitions. [2024-11-16 13:15:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 13:15:51,413 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.722222222222222) internal successors, (103), 18 states have internal predecessors, (103), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 445 [2024-11-16 13:15:51,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:15:51,450 INFO L225 Difference]: With dead ends: 11132 [2024-11-16 13:15:51,450 INFO L226 Difference]: Without dead ends: 11129 [2024-11-16 13:15:51,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2024-11-16 13:15:51,457 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 781 mSDsluCounter, 2307 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 2644 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-16 13:15:51,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 2644 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-16 13:15:51,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11129 states.