./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.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 f125cc7aacd874cf038c23c1026e9d4800627ec1cff77d2b841e959e87f90682 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:56:18,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:56:18,454 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:56:18,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:56:18,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:56:18,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:56:18,483 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:56:18,484 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:56:18,484 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:56:18,487 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:56:18,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:56:18,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:56:18,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:56:18,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:56:18,488 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:56:18,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:56:18,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:56:18,490 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:56:18,491 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:56:18,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:56:18,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:56:18,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:56:18,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:56:18,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:56:18,492 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:56:18,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:56:18,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:56:18,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:56:18,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:56:18,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:56:18,493 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:56:18,493 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:56:18,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:56:18,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:56:18,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:56:18,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:56:18,494 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:56:18,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:56:18,494 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:56:18,495 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:56:18,495 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:56:18,496 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:56:18,496 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f125cc7aacd874cf038c23c1026e9d4800627ec1cff77d2b841e959e87f90682 [2024-10-13 00:56:18,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:56:18,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:56:18,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:56:18,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:56:18,745 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:56:18,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i [2024-10-13 00:56:20,042 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:56:20,243 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:56:20,243 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i [2024-10-13 00:56:20,252 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2584ce944/aa66b72692a44883a232c4f168738b3d/FLAG3e1a1412b [2024-10-13 00:56:20,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2584ce944/aa66b72692a44883a232c4f168738b3d [2024-10-13 00:56:20,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:56:20,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:56:20,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:56:20,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:56:20,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:56:20,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2181f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20, skipping insertion in model container [2024-10-13 00:56:20,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:56:20,479 WARN L248 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-4.i[915,928] [2024-10-13 00:56:20,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:56:20,643 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:56:20,652 WARN L248 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-4.i[915,928] [2024-10-13 00:56:20,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:56:20,716 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:56:20,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20 WrapperNode [2024-10-13 00:56:20,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:56:20,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:56:20,717 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:56:20,717 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:56:20,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,785 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 504 [2024-10-13 00:56:20,785 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:56:20,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:56:20,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:56:20,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:56:20,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,812 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,846 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]. [2024-10-13 00:56:20,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:56:20,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:56:20,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:56:20,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:56:20,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (1/1) ... [2024-10-13 00:56:20,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:56:20,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:56:20,942 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) [2024-10-13 00:56:20,945 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 [2024-10-13 00:56:20,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:56:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:56:20,987 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:56:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:56:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:56:20,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:56:21,085 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:56:21,087 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:56:21,796 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-13 00:56:21,797 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:56:21,841 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:56:21,842 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:56:21,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:21 BoogieIcfgContainer [2024-10-13 00:56:21,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:56:21,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:56:21,845 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:56:21,848 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:56:21,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:56:20" (1/3) ... [2024-10-13 00:56:21,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e40656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:21, skipping insertion in model container [2024-10-13 00:56:21,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:20" (2/3) ... [2024-10-13 00:56:21,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e40656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:21, skipping insertion in model container [2024-10-13 00:56:21,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:21" (3/3) ... [2024-10-13 00:56:21,851 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-4.i [2024-10-13 00:56:21,865 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:56:21,865 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:56:21,928 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:56:21,936 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;@955a858, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:56:21,936 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:56:21,942 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 134 states have (on average 1.5522388059701493) internal successors, (208), 135 states have internal predecessors, (208), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-13 00:56:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-10-13 00:56:21,963 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:21,964 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:21,964 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:21,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:21,969 INFO L85 PathProgramCache]: Analyzing trace with hash 48174689, now seen corresponding path program 1 times [2024-10-13 00:56:21,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:21,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273479172] [2024-10-13 00:56:21,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:21,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:22,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:22,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273479172] [2024-10-13 00:56:22,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273479172] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:22,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:22,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:56:22,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491166110] [2024-10-13 00:56:22,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:22,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:56:22,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:22,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:56:22,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:56:22,933 INFO L87 Difference]: Start difference. First operand has 210 states, 134 states have (on average 1.5522388059701493) internal successors, (208), 135 states have internal predecessors, (208), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:56:23,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:23,001 INFO L93 Difference]: Finished difference Result 416 states and 777 transitions. [2024-10-13 00:56:23,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:56:23,003 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 452 [2024-10-13 00:56:23,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:23,011 INFO L225 Difference]: With dead ends: 416 [2024-10-13 00:56:23,011 INFO L226 Difference]: Without dead ends: 207 [2024-10-13 00:56:23,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:56:23,018 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:23,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 340 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:56:23,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-10-13 00:56:23,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2024-10-13 00:56:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 132 states have (on average 1.4924242424242424) internal successors, (197), 132 states have internal predecessors, (197), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-13 00:56:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 343 transitions. [2024-10-13 00:56:23,079 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 343 transitions. Word has length 452 [2024-10-13 00:56:23,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:23,079 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 343 transitions. [2024-10-13 00:56:23,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:56:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 343 transitions. [2024-10-13 00:56:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-10-13 00:56:23,087 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:23,088 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:23,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:56:23,088 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:23,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:23,089 INFO L85 PathProgramCache]: Analyzing trace with hash 939409977, now seen corresponding path program 1 times [2024-10-13 00:56:23,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:23,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832079066] [2024-10-13 00:56:23,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:23,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:23,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:23,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832079066] [2024-10-13 00:56:23,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832079066] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:23,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:23,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:56:23,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800436963] [2024-10-13 00:56:23,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:23,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:56:23,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:23,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:56:23,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:23,624 INFO L87 Difference]: Start difference. First operand 207 states and 343 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:23,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:23,716 INFO L93 Difference]: Finished difference Result 544 states and 903 transitions. [2024-10-13 00:56:23,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:56:23,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 453 [2024-10-13 00:56:23,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:23,723 INFO L225 Difference]: With dead ends: 544 [2024-10-13 00:56:23,724 INFO L226 Difference]: Without dead ends: 338 [2024-10-13 00:56:23,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:23,727 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 220 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:23,728 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 872 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:56:23,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-10-13 00:56:23,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 335. [2024-10-13 00:56:23,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 228 states have (on average 1.5263157894736843) internal successors, (348), 229 states have internal predecessors, (348), 104 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-10-13 00:56:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 556 transitions. [2024-10-13 00:56:23,774 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 556 transitions. Word has length 453 [2024-10-13 00:56:23,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:23,776 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 556 transitions. [2024-10-13 00:56:23,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 556 transitions. [2024-10-13 00:56:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-10-13 00:56:23,779 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:23,779 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:23,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:56:23,780 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:23,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:23,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1187556471, now seen corresponding path program 1 times [2024-10-13 00:56:23,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:23,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974026730] [2024-10-13 00:56:23,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:23,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:24,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:24,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:24,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974026730] [2024-10-13 00:56:24,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974026730] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:24,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:24,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:56:24,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332730919] [2024-10-13 00:56:24,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:24,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:56:24,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:24,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:56:24,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:24,288 INFO L87 Difference]: Start difference. First operand 335 states and 556 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:24,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:24,374 INFO L93 Difference]: Finished difference Result 860 states and 1432 transitions. [2024-10-13 00:56:24,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:56:24,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 453 [2024-10-13 00:56:24,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:24,383 INFO L225 Difference]: With dead ends: 860 [2024-10-13 00:56:24,385 INFO L226 Difference]: Without dead ends: 526 [2024-10-13 00:56:24,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:24,389 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 340 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 863 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:24,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 863 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:56:24,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2024-10-13 00:56:24,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 335. [2024-10-13 00:56:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 228 states have (on average 1.5175438596491229) internal successors, (346), 229 states have internal predecessors, (346), 104 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-10-13 00:56:24,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 554 transitions. [2024-10-13 00:56:24,448 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 554 transitions. Word has length 453 [2024-10-13 00:56:24,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:24,449 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 554 transitions. [2024-10-13 00:56:24,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 554 transitions. [2024-10-13 00:56:24,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-13 00:56:24,453 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:24,454 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:24,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:56:24,454 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:24,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:24,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1779989432, now seen corresponding path program 1 times [2024-10-13 00:56:24,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:24,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368594640] [2024-10-13 00:56:24,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:24,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:25,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:25,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368594640] [2024-10-13 00:56:25,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368594640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:25,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:25,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:56:25,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521772554] [2024-10-13 00:56:25,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:25,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:56:25,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:25,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:56:25,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:56:25,573 INFO L87 Difference]: Start difference. First operand 335 states and 554 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:25,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:25,982 INFO L93 Difference]: Finished difference Result 1045 states and 1716 transitions. [2024-10-13 00:56:25,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 00:56:25,982 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 454 [2024-10-13 00:56:25,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:25,990 INFO L225 Difference]: With dead ends: 1045 [2024-10-13 00:56:25,990 INFO L226 Difference]: Without dead ends: 711 [2024-10-13 00:56:25,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:56:25,993 INFO L432 NwaCegarLoop]: 655 mSDtfsCounter, 380 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1500 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:25,994 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 1500 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:56:25,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2024-10-13 00:56:26,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 675. [2024-10-13 00:56:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 462 states have (on average 1.5108225108225108) internal successors, (698), 464 states have internal predecessors, (698), 208 states have call successors, (208), 4 states have call predecessors, (208), 4 states have return successors, (208), 206 states have call predecessors, (208), 208 states have call successors, (208) [2024-10-13 00:56:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 1114 transitions. [2024-10-13 00:56:26,057 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 1114 transitions. Word has length 454 [2024-10-13 00:56:26,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:26,057 INFO L471 AbstractCegarLoop]: Abstraction has 675 states and 1114 transitions. [2024-10-13 00:56:26,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:26,058 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1114 transitions. [2024-10-13 00:56:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-10-13 00:56:26,061 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:26,061 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:26,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:56:26,061 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:26,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:26,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1779929850, now seen corresponding path program 1 times [2024-10-13 00:56:26,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:26,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294955882] [2024-10-13 00:56:26,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:26,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:26,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:27,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:27,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294955882] [2024-10-13 00:56:27,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294955882] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:27,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:27,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:56:27,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500678654] [2024-10-13 00:56:27,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:27,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:56:27,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:27,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:56:27,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:56:27,281 INFO L87 Difference]: Start difference. First operand 675 states and 1114 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:56:27,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:27,714 INFO L93 Difference]: Finished difference Result 2453 states and 4037 transitions. [2024-10-13 00:56:27,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:56:27,715 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 454 [2024-10-13 00:56:27,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:27,724 INFO L225 Difference]: With dead ends: 2453 [2024-10-13 00:56:27,725 INFO L226 Difference]: Without dead ends: 1779 [2024-10-13 00:56:27,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:56:27,728 INFO L432 NwaCegarLoop]: 462 mSDtfsCounter, 374 mSDsluCounter, 1084 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:27,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 1546 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:56:27,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2024-10-13 00:56:27,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1767. [2024-10-13 00:56:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1767 states, 1222 states have (on average 1.5008183306055647) internal successors, (1834), 1230 states have internal predecessors, (1834), 532 states have call successors, (532), 12 states have call predecessors, (532), 12 states have return successors, (532), 524 states have call predecessors, (532), 532 states have call successors, (532) [2024-10-13 00:56:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1767 states and 2898 transitions. [2024-10-13 00:56:27,869 INFO L78 Accepts]: Start accepts. Automaton has 1767 states and 2898 transitions. Word has length 454 [2024-10-13 00:56:27,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:27,869 INFO L471 AbstractCegarLoop]: Abstraction has 1767 states and 2898 transitions. [2024-10-13 00:56:27,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:56:27,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2898 transitions. [2024-10-13 00:56:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-13 00:56:27,872 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:27,872 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:27,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:56:27,873 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:27,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:27,873 INFO L85 PathProgramCache]: Analyzing trace with hash -323772108, now seen corresponding path program 1 times [2024-10-13 00:56:27,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:27,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067378420] [2024-10-13 00:56:27,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:27,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:38,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:39,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:39,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067378420] [2024-10-13 00:56:39,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067378420] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:39,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:39,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-13 00:56:39,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231238840] [2024-10-13 00:56:39,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:39,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 00:56:39,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:39,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 00:56:39,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-10-13 00:56:39,653 INFO L87 Difference]: Start difference. First operand 1767 states and 2898 transitions. Second operand has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 states have internal predecessors, (93), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-10-13 00:56:52,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:52,583 INFO L93 Difference]: Finished difference Result 10363 states and 16698 transitions. [2024-10-13 00:56:52,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 00:56:52,584 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 states have internal predecessors, (93), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) Word has length 455 [2024-10-13 00:56:52,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:52,637 INFO L225 Difference]: With dead ends: 10363 [2024-10-13 00:56:52,637 INFO L226 Difference]: Without dead ends: 8597 [2024-10-13 00:56:52,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=212, Invalid=490, Unknown=0, NotChecked=0, Total=702 [2024-10-13 00:56:52,647 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 4143 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 3035 mSolverCounterSat, 2067 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4143 SdHoareTripleChecker+Valid, 2206 SdHoareTripleChecker+Invalid, 5102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2067 IncrementalHoareTripleChecker+Valid, 3035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:52,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4143 Valid, 2206 Invalid, 5102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2067 Valid, 3035 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2024-10-13 00:56:52,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8597 states. [2024-10-13 00:56:53,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8597 to 2405. [2024-10-13 00:56:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2405 states, 1664 states have (on average 1.4807692307692308) internal successors, (2464), 1676 states have internal predecessors, (2464), 706 states have call successors, (706), 34 states have call predecessors, (706), 34 states have return successors, (706), 694 states have call predecessors, (706), 706 states have call successors, (706) [2024-10-13 00:56:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2405 states and 3876 transitions. [2024-10-13 00:56:53,094 INFO L78 Accepts]: Start accepts. Automaton has 2405 states and 3876 transitions. Word has length 455 [2024-10-13 00:56:53,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:53,095 INFO L471 AbstractCegarLoop]: Abstraction has 2405 states and 3876 transitions. [2024-10-13 00:56:53,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 states have internal predecessors, (93), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-10-13 00:56:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 3876 transitions. [2024-10-13 00:56:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-13 00:56:53,098 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:53,098 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:53,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 00:56:53,098 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:53,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:53,099 INFO L85 PathProgramCache]: Analyzing trace with hash 98929718, now seen corresponding path program 1 times [2024-10-13 00:56:53,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:53,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698752365] [2024-10-13 00:56:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:56,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:56,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:56,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698752365] [2024-10-13 00:56:56,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698752365] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:56,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:56,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 00:56:56,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776607627] [2024-10-13 00:56:56,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:56,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 00:56:56,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:56,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 00:56:56,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-10-13 00:56:56,626 INFO L87 Difference]: Start difference. First operand 2405 states and 3876 transitions. Second operand has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:57,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:57,456 INFO L93 Difference]: Finished difference Result 5583 states and 8818 transitions. [2024-10-13 00:56:57,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 00:56:57,456 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 455 [2024-10-13 00:56:57,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:57,473 INFO L225 Difference]: With dead ends: 5583 [2024-10-13 00:56:57,473 INFO L226 Difference]: Without dead ends: 3179 [2024-10-13 00:56:57,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-10-13 00:56:57,480 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 72 mSDsluCounter, 1576 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 1905 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:57,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 1905 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:56:57,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2024-10-13 00:56:57,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 2829. [2024-10-13 00:56:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2829 states, 2040 states have (on average 1.4509803921568627) internal successors, (2960), 2068 states have internal predecessors, (2960), 738 states have call successors, (738), 50 states have call predecessors, (738), 50 states have return successors, (738), 710 states have call predecessors, (738), 738 states have call successors, (738) [2024-10-13 00:56:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2829 states and 4436 transitions. [2024-10-13 00:56:57,923 INFO L78 Accepts]: Start accepts. Automaton has 2829 states and 4436 transitions. Word has length 455 [2024-10-13 00:56:57,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:57,924 INFO L471 AbstractCegarLoop]: Abstraction has 2829 states and 4436 transitions. [2024-10-13 00:56:57,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 4436 transitions. [2024-10-13 00:56:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-10-13 00:56:57,927 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:57,927 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:57,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 00:56:57,927 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:57,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:57,927 INFO L85 PathProgramCache]: Analyzing trace with hash 799994296, now seen corresponding path program 1 times [2024-10-13 00:56:57,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:57,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913139317] [2024-10-13 00:56:57,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:57,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:56:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:56:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:56:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:56:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:56:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:56:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:56:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:56:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:56:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:56:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:56:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:56:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:56:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:56:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:56:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:56:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:56:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:56:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:56:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:56:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:56:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:56:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:56:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:56:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:56:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:56:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:56:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:56:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:56:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:56:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:56:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:56:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:56:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:56:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:56:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:56:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:56:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:56:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:56:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:56:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:56:58,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:58,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913139317] [2024-10-13 00:56:58,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913139317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:58,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:58,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:56:58,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998696287] [2024-10-13 00:56:58,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:58,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:56:58,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:58,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:56:58,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:58,595 INFO L87 Difference]: Start difference. First operand 2829 states and 4436 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:56:59,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:59,477 INFO L93 Difference]: Finished difference Result 8349 states and 13114 transitions. [2024-10-13 00:56:59,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:56:59,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 455 [2024-10-13 00:56:59,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:59,503 INFO L225 Difference]: With dead ends: 8349 [2024-10-13 00:56:59,504 INFO L226 Difference]: Without dead ends: 5521 [2024-10-13 00:56:59,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:56:59,512 INFO L432 NwaCegarLoop]: 350 mSDtfsCounter, 185 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:59,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 677 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 00:56:59,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5521 states. [2024-10-13 00:57:00,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5521 to 5519. [2024-10-13 00:57:00,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5519 states, 3942 states have (on average 1.4444444444444444) internal successors, (5694), 3998 states have internal predecessors, (5694), 1476 states have call successors, (1476), 100 states have call predecessors, (1476), 100 states have return successors, (1476), 1420 states have call predecessors, (1476), 1476 states have call successors, (1476) [2024-10-13 00:57:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 5519 states and 8646 transitions. [2024-10-13 00:57:00,397 INFO L78 Accepts]: Start accepts. Automaton has 5519 states and 8646 transitions. Word has length 455 [2024-10-13 00:57:00,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:00,398 INFO L471 AbstractCegarLoop]: Abstraction has 5519 states and 8646 transitions. [2024-10-13 00:57:00,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:57:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 5519 states and 8646 transitions. [2024-10-13 00:57:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:00,401 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:00,401 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:00,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 00:57:00,401 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:00,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:00,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1331835765, now seen corresponding path program 1 times [2024-10-13 00:57:00,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:00,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24639935] [2024-10-13 00:57:00,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:00,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3 proven. 213 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-13 00:57:01,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:01,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24639935] [2024-10-13 00:57:01,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24639935] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:57:01,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051115710] [2024-10-13 00:57:01,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:01,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:57:01,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:57:01,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:57:01,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 00:57:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 00:57:01,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:57:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5316 proven. 102 refuted. 0 times theorem prover too weak. 5094 trivial. 0 not checked. [2024-10-13 00:57:01,629 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:57:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 114 proven. 102 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-13 00:57:01,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051115710] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:57:01,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:57:01,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-10-13 00:57:01,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836990038] [2024-10-13 00:57:01,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:57:01,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 00:57:01,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:01,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 00:57:01,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-13 00:57:01,967 INFO L87 Difference]: Start difference. First operand 5519 states and 8646 transitions. Second operand has 10 states, 10 states have (on average 18.9) internal successors, (189), 10 states have internal predecessors, (189), 3 states have call successors, (178), 2 states have call predecessors, (178), 4 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) [2024-10-13 00:57:03,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:03,430 INFO L93 Difference]: Finished difference Result 11631 states and 17912 transitions. [2024-10-13 00:57:03,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 00:57:03,431 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.9) internal successors, (189), 10 states have internal predecessors, (189), 3 states have call successors, (178), 2 states have call predecessors, (178), 4 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) Word has length 456 [2024-10-13 00:57:03,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:03,466 INFO L225 Difference]: With dead ends: 11631 [2024-10-13 00:57:03,466 INFO L226 Difference]: Without dead ends: 6113 [2024-10-13 00:57:03,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1075 GetRequests, 1054 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2024-10-13 00:57:03,482 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 466 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:03,482 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 973 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-13 00:57:03,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6113 states. [2024-10-13 00:57:04,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6113 to 5295. [2024-10-13 00:57:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5295 states, 3770 states have (on average 1.4413793103448276) internal successors, (5434), 3794 states have internal predecessors, (5434), 1412 states have call successors, (1412), 112 states have call predecessors, (1412), 112 states have return successors, (1412), 1388 states have call predecessors, (1412), 1412 states have call successors, (1412) [2024-10-13 00:57:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5295 states to 5295 states and 8258 transitions. [2024-10-13 00:57:04,585 INFO L78 Accepts]: Start accepts. Automaton has 5295 states and 8258 transitions. Word has length 456 [2024-10-13 00:57:04,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:04,586 INFO L471 AbstractCegarLoop]: Abstraction has 5295 states and 8258 transitions. [2024-10-13 00:57:04,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.9) internal successors, (189), 10 states have internal predecessors, (189), 3 states have call successors, (178), 2 states have call predecessors, (178), 4 states have return successors, (180), 3 states have call predecessors, (180), 3 states have call successors, (180) [2024-10-13 00:57:04,586 INFO L276 IsEmpty]: Start isEmpty. Operand 5295 states and 8258 transitions. [2024-10-13 00:57:04,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:04,590 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:04,591 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:04,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 00:57:04,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:57:04,792 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:04,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:04,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1841249273, now seen corresponding path program 1 times [2024-10-13 00:57:04,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:04,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052667118] [2024-10-13 00:57:04,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:04,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:57:05,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:05,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052667118] [2024-10-13 00:57:05,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052667118] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:05,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:05,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:57:05,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110413697] [2024-10-13 00:57:05,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:05,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:57:05,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:05,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:57:05,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:05,130 INFO L87 Difference]: Start difference. First operand 5295 states and 8258 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:57:05,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:05,880 INFO L93 Difference]: Finished difference Result 10727 states and 16748 transitions. [2024-10-13 00:57:05,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:57:05,880 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 456 [2024-10-13 00:57:05,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:05,903 INFO L225 Difference]: With dead ends: 10727 [2024-10-13 00:57:05,903 INFO L226 Difference]: Without dead ends: 5321 [2024-10-13 00:57:05,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:05,918 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 331 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:05,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 679 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:57:05,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5321 states. [2024-10-13 00:57:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5321 to 5319. [2024-10-13 00:57:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5319 states, 3794 states have (on average 1.4428044280442804) internal successors, (5474), 3818 states have internal predecessors, (5474), 1412 states have call successors, (1412), 112 states have call predecessors, (1412), 112 states have return successors, (1412), 1388 states have call predecessors, (1412), 1412 states have call successors, (1412) [2024-10-13 00:57:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5319 states to 5319 states and 8298 transitions. [2024-10-13 00:57:06,742 INFO L78 Accepts]: Start accepts. Automaton has 5319 states and 8298 transitions. Word has length 456 [2024-10-13 00:57:06,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:06,743 INFO L471 AbstractCegarLoop]: Abstraction has 5319 states and 8298 transitions. [2024-10-13 00:57:06,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:57:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 5319 states and 8298 transitions. [2024-10-13 00:57:06,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:06,746 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:06,746 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:06,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 00:57:06,746 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:06,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:06,747 INFO L85 PathProgramCache]: Analyzing trace with hash -735865718, now seen corresponding path program 1 times [2024-10-13 00:57:06,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:06,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245488344] [2024-10-13 00:57:06,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:06,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:06,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:57:07,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:07,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245488344] [2024-10-13 00:57:07,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245488344] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:07,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:07,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:57:07,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810524032] [2024-10-13 00:57:07,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:07,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:57:07,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:07,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:57:07,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:57:07,140 INFO L87 Difference]: Start difference. First operand 5319 states and 8298 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:57:08,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:08,740 INFO L93 Difference]: Finished difference Result 11844 states and 18502 transitions. [2024-10-13 00:57:08,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:57:08,741 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 456 [2024-10-13 00:57:08,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:08,772 INFO L225 Difference]: With dead ends: 11844 [2024-10-13 00:57:08,773 INFO L226 Difference]: Without dead ends: 7827 [2024-10-13 00:57:08,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:08,784 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 348 mSDsluCounter, 818 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:08,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [348 Valid, 1467 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:57:08,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7827 states. [2024-10-13 00:57:10,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7827 to 7777. [2024-10-13 00:57:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7777 states, 5490 states have (on average 1.4357012750455374) internal successors, (7882), 5526 states have internal predecessors, (7882), 2118 states have call successors, (2118), 168 states have call predecessors, (2118), 168 states have return successors, (2118), 2082 states have call predecessors, (2118), 2118 states have call successors, (2118) [2024-10-13 00:57:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7777 states to 7777 states and 12118 transitions. [2024-10-13 00:57:10,273 INFO L78 Accepts]: Start accepts. Automaton has 7777 states and 12118 transitions. Word has length 456 [2024-10-13 00:57:10,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:10,274 INFO L471 AbstractCegarLoop]: Abstraction has 7777 states and 12118 transitions. [2024-10-13 00:57:10,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-13 00:57:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 7777 states and 12118 transitions. [2024-10-13 00:57:10,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:10,277 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:10,277 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:10,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 00:57:10,278 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:10,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:10,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1545212344, now seen corresponding path program 1 times [2024-10-13 00:57:10,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:10,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756142900] [2024-10-13 00:57:10,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:10,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 126 proven. 90 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-13 00:57:10,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:10,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756142900] [2024-10-13 00:57:10,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756142900] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:57:10,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404001042] [2024-10-13 00:57:10,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:10,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:57:10,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:57:10,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:57:10,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 00:57:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:11,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 00:57:11,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:57:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3768 proven. 48 refuted. 0 times theorem prover too weak. 6696 trivial. 0 not checked. [2024-10-13 00:57:11,336 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:57:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 168 proven. 48 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-13 00:57:12,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404001042] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:57:12,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:57:12,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-10-13 00:57:12,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296086236] [2024-10-13 00:57:12,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:57:12,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 00:57:12,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:12,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 00:57:12,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-10-13 00:57:12,057 INFO L87 Difference]: Start difference. First operand 7777 states and 12118 transitions. Second operand has 15 states, 15 states have (on average 12.2) internal successors, (183), 15 states have internal predecessors, (183), 4 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (121), 4 states have call predecessors, (121), 4 states have call successors, (121) [2024-10-13 00:57:17,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:17,747 INFO L93 Difference]: Finished difference Result 25086 states and 38125 transitions. [2024-10-13 00:57:17,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-13 00:57:17,747 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 12.2) internal successors, (183), 15 states have internal predecessors, (183), 4 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (121), 4 states have call predecessors, (121), 4 states have call successors, (121) Word has length 456 [2024-10-13 00:57:17,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:17,813 INFO L225 Difference]: With dead ends: 25086 [2024-10-13 00:57:17,814 INFO L226 Difference]: Without dead ends: 16908 [2024-10-13 00:57:17,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1109 GetRequests, 1056 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=703, Invalid=2267, Unknown=0, NotChecked=0, Total=2970 [2024-10-13 00:57:17,841 INFO L432 NwaCegarLoop]: 298 mSDtfsCounter, 2744 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 1776 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2748 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 3226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1776 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:17,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2748 Valid, 1564 Invalid, 3226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1776 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-10-13 00:57:17,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16908 states. [2024-10-13 00:57:19,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16908 to 7325. [2024-10-13 00:57:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7325 states, 5288 states have (on average 1.424735249621785) internal successors, (7534), 5317 states have internal predecessors, (7534), 1850 states have call successors, (1850), 186 states have call predecessors, (1850), 186 states have return successors, (1850), 1821 states have call predecessors, (1850), 1850 states have call successors, (1850) [2024-10-13 00:57:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7325 states to 7325 states and 11234 transitions. [2024-10-13 00:57:19,406 INFO L78 Accepts]: Start accepts. Automaton has 7325 states and 11234 transitions. Word has length 456 [2024-10-13 00:57:19,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:19,407 INFO L471 AbstractCegarLoop]: Abstraction has 7325 states and 11234 transitions. [2024-10-13 00:57:19,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.2) internal successors, (183), 15 states have internal predecessors, (183), 4 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (121), 4 states have call predecessors, (121), 4 states have call successors, (121) [2024-10-13 00:57:19,407 INFO L276 IsEmpty]: Start isEmpty. Operand 7325 states and 11234 transitions. [2024-10-13 00:57:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:19,410 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:19,411 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:19,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 00:57:19,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-13 00:57:19,612 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:19,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:19,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1935041226, now seen corresponding path program 1 times [2024-10-13 00:57:19,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:19,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853323959] [2024-10-13 00:57:19,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:19,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:20,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,182 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:57:21,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:21,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853323959] [2024-10-13 00:57:21,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853323959] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:21,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:21,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 00:57:21,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153113918] [2024-10-13 00:57:21,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:21,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 00:57:21,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:21,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 00:57:21,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-10-13 00:57:21,186 INFO L87 Difference]: Start difference. First operand 7325 states and 11234 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:57:26,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:26,680 INFO L93 Difference]: Finished difference Result 21704 states and 33400 transitions. [2024-10-13 00:57:26,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 00:57:26,680 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 456 [2024-10-13 00:57:26,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:26,743 INFO L225 Difference]: With dead ends: 21704 [2024-10-13 00:57:26,743 INFO L226 Difference]: Without dead ends: 19070 [2024-10-13 00:57:26,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2024-10-13 00:57:26,756 INFO L432 NwaCegarLoop]: 744 mSDtfsCounter, 1116 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 683 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 683 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:26,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 1966 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [683 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-13 00:57:26,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19070 states. [2024-10-13 00:57:30,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19070 to 14351. [2024-10-13 00:57:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14351 states, 10478 states have (on average 1.4348158045428516) internal successors, (15034), 10531 states have internal predecessors, (15034), 3518 states have call successors, (3518), 354 states have call predecessors, (3518), 354 states have return successors, (3518), 3465 states have call predecessors, (3518), 3518 states have call successors, (3518) [2024-10-13 00:57:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14351 states to 14351 states and 22070 transitions. [2024-10-13 00:57:30,083 INFO L78 Accepts]: Start accepts. Automaton has 14351 states and 22070 transitions. Word has length 456 [2024-10-13 00:57:30,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:30,084 INFO L471 AbstractCegarLoop]: Abstraction has 14351 states and 22070 transitions. [2024-10-13 00:57:30,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-13 00:57:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 14351 states and 22070 transitions. [2024-10-13 00:57:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-10-13 00:57:30,090 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:30,090 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:30,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 00:57:30,091 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:30,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:30,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1064733090, now seen corresponding path program 1 times [2024-10-13 00:57:30,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:30,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4330061] [2024-10-13 00:57:30,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:57:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:57:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:57:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:57:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:57:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:57:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:57:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:57:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:57:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:57:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:57:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:57:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:57:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:57:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:57:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:57:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:57:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 00:57:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 00:57:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 00:57:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 00:57:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 00:57:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 00:57:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:57:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:57:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 00:57:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 00:57:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-13 00:57:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 00:57:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:31,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-13 00:57:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 00:57:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 00:57:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 00:57:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-13 00:57:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 00:57:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-13 00:57:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-13 00:57:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-13 00:57:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-13 00:57:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:57:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-13 00:57:32,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:32,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4330061] [2024-10-13 00:57:32,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4330061] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:32,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:32,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:57:32,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704719300] [2024-10-13 00:57:32,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:32,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:57:32,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:32,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:57:32,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:32,043 INFO L87 Difference]: Start difference. First operand 14351 states and 22070 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73)