./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-59.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-59.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13f0d023cf70be0ab2bade1c9c2a45b94596f842e278edf3cfbd034e77d4c50c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:58:13,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:58:14,057 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:58:14,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:58:14,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:58:14,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:58:14,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:58:14,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:58:14,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:58:14,104 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:58:14,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:58:14,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:58:14,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:58:14,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:58:14,106 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:58:14,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:58:14,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:58:14,107 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:58:14,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:58:14,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:58:14,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:58:14,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:58:14,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:58:14,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:58:14,110 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:58:14,110 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:58:14,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:58:14,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:58:14,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:58:14,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:58:14,112 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:58:14,112 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:58:14,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:58:14,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:58:14,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:58:14,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:58:14,113 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:58:14,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:58:14,114 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:58:14,114 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:58:14,114 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:58:14,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:58:14,115 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13f0d023cf70be0ab2bade1c9c2a45b94596f842e278edf3cfbd034e77d4c50c [2024-10-13 00:58:14,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:58:14,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:58:14,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:58:14,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:58:14,418 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:58:14,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-10-13 00:58:15,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:58:16,192 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:58:16,192 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-10-13 00:58:16,214 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0fe4e588/d213142ca521453a8d54d3a799e632f9/FLAG9c4f9d79c [2024-10-13 00:58:16,231 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0fe4e588/d213142ca521453a8d54d3a799e632f9 [2024-10-13 00:58:16,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:58:16,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:58:16,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:58:16,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:58:16,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:58:16,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9941a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16, skipping insertion in model container [2024-10-13 00:58:16,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,297 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:58:16,478 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-59.i[916,929] [2024-10-13 00:58:16,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:58:16,629 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:58:16,641 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-59.i[916,929] [2024-10-13 00:58:16,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:58:16,758 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:58:16,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16 WrapperNode [2024-10-13 00:58:16,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:58:16,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:58:16,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:58:16,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:58:16,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,842 INFO L138 Inliner]: procedures = 26, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 461 [2024-10-13 00:58:16,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:58:16,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:58:16,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:58:16,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:58:16,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,863 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,892 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 00:58:16,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:58:16,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:58:16,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:58:16,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:58:16,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (1/1) ... [2024-10-13 00:58:16,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:58:16,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:58:16,978 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 00:58:16,981 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 00:58:17,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:58:17,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:58:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:58:17,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:58:17,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:58:17,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:58:17,151 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:58:17,154 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:58:18,036 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-13 00:58:18,037 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:58:18,088 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:58:18,089 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:58:18,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:58:18 BoogieIcfgContainer [2024-10-13 00:58:18,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:58:18,091 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:58:18,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:58:18,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:58:18,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:58:16" (1/3) ... [2024-10-13 00:58:18,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e58c15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:58:18, skipping insertion in model container [2024-10-13 00:58:18,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:58:16" (2/3) ... [2024-10-13 00:58:18,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e58c15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:58:18, skipping insertion in model container [2024-10-13 00:58:18,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:58:18" (3/3) ... [2024-10-13 00:58:18,098 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-59.i [2024-10-13 00:58:18,114 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:58:18,115 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:58:18,187 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:58:18,192 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;@237f1255, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:58:18,193 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:58:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 189 states, 127 states have (on average 1.5826771653543308) internal successors, (201), 128 states have internal predecessors, (201), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-10-13 00:58:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-10-13 00:58:18,220 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:18,221 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:18,221 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:18,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:18,228 INFO L85 PathProgramCache]: Analyzing trace with hash -331904647, now seen corresponding path program 1 times [2024-10-13 00:58:18,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:18,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708990719] [2024-10-13 00:58:18,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:18,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:18,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:19,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:19,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708990719] [2024-10-13 00:58:19,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708990719] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:19,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:19,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:58:19,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254490712] [2024-10-13 00:58:19,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:19,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:58:19,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:19,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:58:19,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:58:19,220 INFO L87 Difference]: Start difference. First operand has 189 states, 127 states have (on average 1.5826771653543308) internal successors, (201), 128 states have internal predecessors, (201), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Second operand has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:19,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:19,305 INFO L93 Difference]: Finished difference Result 375 states and 695 transitions. [2024-10-13 00:58:19,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:58:19,310 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) Word has length 377 [2024-10-13 00:58:19,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:19,324 INFO L225 Difference]: With dead ends: 375 [2024-10-13 00:58:19,324 INFO L226 Difference]: Without dead ends: 187 [2024-10-13 00:58:19,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:58:19,338 INFO L432 NwaCegarLoop]: 310 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, 310 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 00:58:19,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 310 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:58:19,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-10-13 00:58:19,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2024-10-13 00:58:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 126 states have (on average 1.5476190476190477) internal successors, (195), 126 states have internal predecessors, (195), 59 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-10-13 00:58:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 313 transitions. [2024-10-13 00:58:19,416 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 313 transitions. Word has length 377 [2024-10-13 00:58:19,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:19,417 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 313 transitions. [2024-10-13 00:58:19,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:19,419 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 313 transitions. [2024-10-13 00:58:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-10-13 00:58:19,426 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:19,427 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:19,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:58:19,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:19,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:19,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1041404945, now seen corresponding path program 1 times [2024-10-13 00:58:19,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:19,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209617535] [2024-10-13 00:58:19,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:19,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:19,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209617535] [2024-10-13 00:58:19,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209617535] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:19,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:19,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:58:19,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523629643] [2024-10-13 00:58:19,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:19,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:58:19,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:19,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:58:19,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:58:19,920 INFO L87 Difference]: Start difference. First operand 187 states and 313 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:20,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:20,070 INFO L93 Difference]: Finished difference Result 496 states and 834 transitions. [2024-10-13 00:58:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:58:20,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 377 [2024-10-13 00:58:20,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:20,078 INFO L225 Difference]: With dead ends: 496 [2024-10-13 00:58:20,080 INFO L226 Difference]: Without dead ends: 310 [2024-10-13 00:58:20,081 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:58:20,083 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 177 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:20,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 588 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 00:58:20,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2024-10-13 00:58:20,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 307. [2024-10-13 00:58:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 217 states have (on average 1.566820276497696) internal successors, (340), 218 states have internal predecessors, (340), 87 states have call successors, (87), 2 states have call predecessors, (87), 2 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2024-10-13 00:58:20,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 514 transitions. [2024-10-13 00:58:20,136 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 514 transitions. Word has length 377 [2024-10-13 00:58:20,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:20,139 INFO L471 AbstractCegarLoop]: Abstraction has 307 states and 514 transitions. [2024-10-13 00:58:20,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:20,140 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 514 transitions. [2024-10-13 00:58:20,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-10-13 00:58:20,143 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:20,144 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:20,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:58:20,144 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:20,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:20,144 INFO L85 PathProgramCache]: Analyzing trace with hash -717914121, now seen corresponding path program 1 times [2024-10-13 00:58:20,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:20,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012542287] [2024-10-13 00:58:20,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:20,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:20,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:20,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012542287] [2024-10-13 00:58:20,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012542287] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:20,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:20,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:58:20,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403656363] [2024-10-13 00:58:20,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:20,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:58:20,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:20,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:58:20,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:58:20,932 INFO L87 Difference]: Start difference. First operand 307 states and 514 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:21,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:21,260 INFO L93 Difference]: Finished difference Result 878 states and 1471 transitions. [2024-10-13 00:58:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:58:21,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 377 [2024-10-13 00:58:21,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:21,268 INFO L225 Difference]: With dead ends: 878 [2024-10-13 00:58:21,268 INFO L226 Difference]: Without dead ends: 572 [2024-10-13 00:58:21,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:21,271 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 294 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 926 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:21,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 926 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:58:21,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-10-13 00:58:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 538. [2024-10-13 00:58:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 387 states have (on average 1.578811369509044) internal successors, (611), 388 states have internal predecessors, (611), 146 states have call successors, (146), 4 states have call predecessors, (146), 4 states have return successors, (146), 145 states have call predecessors, (146), 146 states have call successors, (146) [2024-10-13 00:58:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 903 transitions. [2024-10-13 00:58:21,354 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 903 transitions. Word has length 377 [2024-10-13 00:58:21,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:21,356 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 903 transitions. [2024-10-13 00:58:21,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 903 transitions. [2024-10-13 00:58:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-10-13 00:58:21,362 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:21,363 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:21,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:58:21,363 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:21,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:21,364 INFO L85 PathProgramCache]: Analyzing trace with hash -2104327346, now seen corresponding path program 1 times [2024-10-13 00:58:21,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:21,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567356644] [2024-10-13 00:58:21,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:21,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:21,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:21,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567356644] [2024-10-13 00:58:21,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567356644] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:21,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:21,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:58:21,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970456900] [2024-10-13 00:58:21,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:21,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:58:21,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:21,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:58:21,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:21,887 INFO L87 Difference]: Start difference. First operand 538 states and 903 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:22,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:22,209 INFO L93 Difference]: Finished difference Result 1490 states and 2526 transitions. [2024-10-13 00:58:22,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:58:22,210 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 378 [2024-10-13 00:58:22,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:22,218 INFO L225 Difference]: With dead ends: 1490 [2024-10-13 00:58:22,218 INFO L226 Difference]: Without dead ends: 1176 [2024-10-13 00:58:22,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:22,220 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 434 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 936 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:22,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 936 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:58:22,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2024-10-13 00:58:22,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 1062. [2024-10-13 00:58:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 880 states have (on average 1.6795454545454545) internal successors, (1478), 883 states have internal predecessors, (1478), 174 states have call successors, (174), 7 states have call predecessors, (174), 7 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2024-10-13 00:58:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1826 transitions. [2024-10-13 00:58:22,304 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1826 transitions. Word has length 378 [2024-10-13 00:58:22,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:22,306 INFO L471 AbstractCegarLoop]: Abstraction has 1062 states and 1826 transitions. [2024-10-13 00:58:22,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1826 transitions. [2024-10-13 00:58:22,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-10-13 00:58:22,309 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:22,309 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:22,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:58:22,310 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:22,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:22,311 INFO L85 PathProgramCache]: Analyzing trace with hash 910776272, now seen corresponding path program 1 times [2024-10-13 00:58:22,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:22,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240624425] [2024-10-13 00:58:22,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:22,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:22,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240624425] [2024-10-13 00:58:22,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240624425] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:22,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:22,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:58:22,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070430264] [2024-10-13 00:58:22,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:22,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:58:22,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:22,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:58:22,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:22,963 INFO L87 Difference]: Start difference. First operand 1062 states and 1826 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:23,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:23,450 INFO L93 Difference]: Finished difference Result 2539 states and 4337 transitions. [2024-10-13 00:58:23,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:58:23,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 378 [2024-10-13 00:58:23,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:23,461 INFO L225 Difference]: With dead ends: 2539 [2024-10-13 00:58:23,461 INFO L226 Difference]: Without dead ends: 1920 [2024-10-13 00:58:23,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:23,465 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 705 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:23,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 606 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:58:23,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1920 states. [2024-10-13 00:58:23,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1920 to 1358. [2024-10-13 00:58:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1358 states, 1176 states have (on average 1.715986394557823) internal successors, (2018), 1179 states have internal predecessors, (2018), 174 states have call successors, (174), 7 states have call predecessors, (174), 7 states have return successors, (174), 171 states have call predecessors, (174), 174 states have call successors, (174) [2024-10-13 00:58:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1358 states and 2366 transitions. [2024-10-13 00:58:23,558 INFO L78 Accepts]: Start accepts. Automaton has 1358 states and 2366 transitions. Word has length 378 [2024-10-13 00:58:23,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:23,559 INFO L471 AbstractCegarLoop]: Abstraction has 1358 states and 2366 transitions. [2024-10-13 00:58:23,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2366 transitions. [2024-10-13 00:58:23,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-10-13 00:58:23,564 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:23,564 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:23,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:58:23,564 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:23,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:23,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1661784294, now seen corresponding path program 1 times [2024-10-13 00:58:23,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:23,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899055546] [2024-10-13 00:58:23,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:23,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:24,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:24,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899055546] [2024-10-13 00:58:24,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899055546] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:24,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:24,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:58:24,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504735599] [2024-10-13 00:58:24,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:24,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:58:24,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:24,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:58:24,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:58:24,197 INFO L87 Difference]: Start difference. First operand 1358 states and 2366 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:24,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:24,545 INFO L93 Difference]: Finished difference Result 2898 states and 5023 transitions. [2024-10-13 00:58:24,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:58:24,547 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 378 [2024-10-13 00:58:24,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:24,558 INFO L225 Difference]: With dead ends: 2898 [2024-10-13 00:58:24,559 INFO L226 Difference]: Without dead ends: 2143 [2024-10-13 00:58:24,563 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:24,564 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 308 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:24,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 923 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 00:58:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2143 states. [2024-10-13 00:58:24,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2143 to 2111. [2024-10-13 00:58:24,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2111 states, 1810 states have (on average 1.705524861878453) internal successors, (3087), 1816 states have internal predecessors, (3087), 289 states have call successors, (289), 11 states have call predecessors, (289), 11 states have return successors, (289), 283 states have call predecessors, (289), 289 states have call successors, (289) [2024-10-13 00:58:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 2111 states and 3665 transitions. [2024-10-13 00:58:24,727 INFO L78 Accepts]: Start accepts. Automaton has 2111 states and 3665 transitions. Word has length 378 [2024-10-13 00:58:24,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:24,728 INFO L471 AbstractCegarLoop]: Abstraction has 2111 states and 3665 transitions. [2024-10-13 00:58:24,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 3665 transitions. [2024-10-13 00:58:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2024-10-13 00:58:24,732 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:24,733 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:24,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 00:58:24,733 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:24,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:24,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1670324538, now seen corresponding path program 1 times [2024-10-13 00:58:24,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:24,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214886739] [2024-10-13 00:58:24,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:24,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:25,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:25,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214886739] [2024-10-13 00:58:25,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214886739] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:25,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:25,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:58:25,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84933355] [2024-10-13 00:58:25,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:25,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:58:25,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:25,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:58:25,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:58:25,602 INFO L87 Difference]: Start difference. First operand 2111 states and 3665 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:26,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:26,158 INFO L93 Difference]: Finished difference Result 5929 states and 10257 transitions. [2024-10-13 00:58:26,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:58:26,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 379 [2024-10-13 00:58:26,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:26,180 INFO L225 Difference]: With dead ends: 5929 [2024-10-13 00:58:26,181 INFO L226 Difference]: Without dead ends: 4041 [2024-10-13 00:58:26,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:58:26,187 INFO L432 NwaCegarLoop]: 374 mSDtfsCounter, 357 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:26,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 881 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:58:26,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4041 states. [2024-10-13 00:58:26,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4041 to 3143. [2024-10-13 00:58:26,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3143 states, 2741 states have (on average 1.701203940167822) internal successors, (4663), 2753 states have internal predecessors, (4663), 381 states have call successors, (381), 20 states have call predecessors, (381), 20 states have return successors, (381), 369 states have call predecessors, (381), 381 states have call successors, (381) [2024-10-13 00:58:26,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 3143 states and 5425 transitions. [2024-10-13 00:58:26,472 INFO L78 Accepts]: Start accepts. Automaton has 3143 states and 5425 transitions. Word has length 379 [2024-10-13 00:58:26,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:26,473 INFO L471 AbstractCegarLoop]: Abstraction has 3143 states and 5425 transitions. [2024-10-13 00:58:26,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:26,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 5425 transitions. [2024-10-13 00:58:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2024-10-13 00:58:26,477 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:26,477 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:26,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 00:58:26,478 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:26,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:26,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1066881828, now seen corresponding path program 1 times [2024-10-13 00:58:26,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:26,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401369455] [2024-10-13 00:58:26,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:26,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:27,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:28,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:28,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401369455] [2024-10-13 00:58:28,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401369455] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:28,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:28,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 00:58:28,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971749009] [2024-10-13 00:58:28,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:28,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 00:58:28,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:28,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 00:58:28,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-13 00:58:28,267 INFO L87 Difference]: Start difference. First operand 3143 states and 5425 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:29,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:29,687 INFO L93 Difference]: Finished difference Result 10250 states and 17612 transitions. [2024-10-13 00:58:29,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:58:29,688 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 380 [2024-10-13 00:58:29,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:29,726 INFO L225 Difference]: With dead ends: 10250 [2024-10-13 00:58:29,727 INFO L226 Difference]: Without dead ends: 7868 [2024-10-13 00:58:29,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-13 00:58:29,737 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 541 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:29,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 1228 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-13 00:58:29,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7868 states. [2024-10-13 00:58:30,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7868 to 6885. [2024-10-13 00:58:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6885 states, 6140 states have (on average 1.7154723127035831) internal successors, (10533), 6164 states have internal predecessors, (10533), 703 states have call successors, (703), 41 states have call predecessors, (703), 41 states have return successors, (703), 679 states have call predecessors, (703), 703 states have call successors, (703) [2024-10-13 00:58:30,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 11939 transitions. [2024-10-13 00:58:30,301 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 11939 transitions. Word has length 380 [2024-10-13 00:58:30,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:30,302 INFO L471 AbstractCegarLoop]: Abstraction has 6885 states and 11939 transitions. [2024-10-13 00:58:30,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 11939 transitions. [2024-10-13 00:58:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2024-10-13 00:58:30,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:30,309 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:30,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 00:58:30,309 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:30,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:30,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1841882074, now seen corresponding path program 1 times [2024-10-13 00:58:30,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:30,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698889179] [2024-10-13 00:58:30,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:30,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:30,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:31,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:31,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698889179] [2024-10-13 00:58:31,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698889179] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:31,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:31,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:58:31,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088832915] [2024-10-13 00:58:31,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:31,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:58:31,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:31,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:58:31,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:58:31,091 INFO L87 Difference]: Start difference. First operand 6885 states and 11939 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:32,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:32,307 INFO L93 Difference]: Finished difference Result 21746 states and 37748 transitions. [2024-10-13 00:58:32,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:58:32,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 380 [2024-10-13 00:58:32,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:32,391 INFO L225 Difference]: With dead ends: 21746 [2024-10-13 00:58:32,391 INFO L226 Difference]: Without dead ends: 15767 [2024-10-13 00:58:32,411 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:58:32,412 INFO L432 NwaCegarLoop]: 416 mSDtfsCounter, 386 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 1225 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:32,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 1225 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:58:32,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15767 states. [2024-10-13 00:58:33,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15767 to 14684. [2024-10-13 00:58:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14684 states, 13131 states have (on average 1.7167009367146446) internal successors, (22542), 13187 states have internal predecessors, (22542), 1467 states have call successors, (1467), 85 states have call predecessors, (1467), 85 states have return successors, (1467), 1411 states have call predecessors, (1467), 1467 states have call successors, (1467) [2024-10-13 00:58:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14684 states to 14684 states and 25476 transitions. [2024-10-13 00:58:33,642 INFO L78 Accepts]: Start accepts. Automaton has 14684 states and 25476 transitions. Word has length 380 [2024-10-13 00:58:33,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:33,643 INFO L471 AbstractCegarLoop]: Abstraction has 14684 states and 25476 transitions. [2024-10-13 00:58:33,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 1 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2024-10-13 00:58:33,644 INFO L276 IsEmpty]: Start isEmpty. Operand 14684 states and 25476 transitions. [2024-10-13 00:58:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2024-10-13 00:58:33,655 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:33,655 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:33,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 00:58:33,656 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:33,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:33,656 INFO L85 PathProgramCache]: Analyzing trace with hash 2121602820, now seen corresponding path program 1 times [2024-10-13 00:58:33,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:33,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895344027] [2024-10-13 00:58:33,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:33,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:58:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:58:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:58:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:58:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:58:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:58:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:58:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:58:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:58:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:58:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:58:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:58:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:58:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:58:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:58:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:58:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:58:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:58:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:58:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:58:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:58:34,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:58:34,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895344027] [2024-10-13 00:58:34,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895344027] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:58:34,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:58:34,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 00:58:34,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978898068] [2024-10-13 00:58:34,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:58:34,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 00:58:34,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:58:34,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 00:58:34,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:58:34,388 INFO L87 Difference]: Start difference. First operand 14684 states and 25476 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:36,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:58:36,347 INFO L93 Difference]: Finished difference Result 30598 states and 52365 transitions. [2024-10-13 00:58:36,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 00:58:36,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 380 [2024-10-13 00:58:36,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:58:36,434 INFO L225 Difference]: With dead ends: 30598 [2024-10-13 00:58:36,434 INFO L226 Difference]: Without dead ends: 18642 [2024-10-13 00:58:36,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-10-13 00:58:36,472 INFO L432 NwaCegarLoop]: 430 mSDtfsCounter, 686 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-13 00:58:36,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [686 Valid, 1031 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-13 00:58:36,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18642 states. [2024-10-13 00:58:37,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18642 to 14700. [2024-10-13 00:58:37,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14700 states, 12811 states have (on average 1.6848021231753962) internal successors, (21584), 12883 states have internal predecessors, (21584), 1755 states have call successors, (1755), 133 states have call predecessors, (1755), 133 states have return successors, (1755), 1683 states have call predecessors, (1755), 1755 states have call successors, (1755) [2024-10-13 00:58:37,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14700 states to 14700 states and 25094 transitions. [2024-10-13 00:58:37,729 INFO L78 Accepts]: Start accepts. Automaton has 14700 states and 25094 transitions. Word has length 380 [2024-10-13 00:58:37,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:58:37,730 INFO L471 AbstractCegarLoop]: Abstraction has 14700 states and 25094 transitions. [2024-10-13 00:58:37,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:58:37,731 INFO L276 IsEmpty]: Start isEmpty. Operand 14700 states and 25094 transitions. [2024-10-13 00:58:37,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-10-13 00:58:37,743 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:58:37,743 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:58:37,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 00:58:37,744 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:58:37,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:58:37,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1710601470, now seen corresponding path program 1 times [2024-10-13 00:58:37,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:58:37,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615044552] [2024-10-13 00:58:37,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:58:37,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:58:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:58:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:58:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:58:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:58:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:58:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:58:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:58:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:58:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:58:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:58:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:58:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:58:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:58:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:58:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:58:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:58:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:58:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:58:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:58:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:58:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:58:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:58:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:58:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:58:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:58:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:58:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:58:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:58:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:58:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:58:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:58:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:58:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:58:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:58:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:58:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:58:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:58:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:58:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:58:59,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:58:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:59:00,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:59:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:59:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:59:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:59:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:59:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:59:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:59:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:59:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:59:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:59:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:59:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:59:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:59:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:59:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:59:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:59:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:59:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:59:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:59:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:00,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2024-10-13 00:59:00,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:59:00,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615044552] [2024-10-13 00:59:00,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615044552] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:59:00,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:59:00,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-10-13 00:59:00,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396172892] [2024-10-13 00:59:00,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:59:00,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-13 00:59:00,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:59:00,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-13 00:59:00,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-10-13 00:59:00,302 INFO L87 Difference]: Start difference. First operand 14700 states and 25094 transitions. Second operand has 14 states, 14 states have (on average 6.357142857142857) internal successors, (89), 14 states have internal predecessors, (89), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:59:12,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:59:12,788 INFO L93 Difference]: Finished difference Result 56273 states and 95595 transitions. [2024-10-13 00:59:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-13 00:59:12,789 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.357142857142857) internal successors, (89), 14 states have internal predecessors, (89), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 381 [2024-10-13 00:59:12,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:59:12,953 INFO L225 Difference]: With dead ends: 56273 [2024-10-13 00:59:12,954 INFO L226 Difference]: Without dead ends: 44645 [2024-10-13 00:59:13,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=244, Invalid=568, Unknown=0, NotChecked=0, Total=812 [2024-10-13 00:59:13,011 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 3642 mSDsluCounter, 1815 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 1058 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3642 SdHoareTripleChecker+Valid, 2246 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1058 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:59:13,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3642 Valid, 2246 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1058 Valid, 2049 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-10-13 00:59:13,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44645 states. [2024-10-13 00:59:15,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44645 to 26615. [2024-10-13 00:59:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26615 states, 23078 states have (on average 1.6793916283906751) internal successors, (38757), 23224 states have internal predecessors, (38757), 3271 states have call successors, (3271), 265 states have call predecessors, (3271), 265 states have return successors, (3271), 3125 states have call predecessors, (3271), 3271 states have call successors, (3271) [2024-10-13 00:59:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26615 states to 26615 states and 45299 transitions. [2024-10-13 00:59:15,615 INFO L78 Accepts]: Start accepts. Automaton has 26615 states and 45299 transitions. Word has length 381 [2024-10-13 00:59:15,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:59:15,616 INFO L471 AbstractCegarLoop]: Abstraction has 26615 states and 45299 transitions. [2024-10-13 00:59:15,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.357142857142857) internal successors, (89), 14 states have internal predecessors, (89), 2 states have call successors, (59), 1 states have call predecessors, (59), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 00:59:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 26615 states and 45299 transitions. [2024-10-13 00:59:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-10-13 00:59:15,629 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:59:15,630 INFO L215 NwaCegarLoop]: trace histogram [59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:59:15,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 00:59:15,630 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:59:15,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:59:15,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1687969216, now seen corresponding path program 1 times [2024-10-13 00:59:15,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:59:15,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196927727] [2024-10-13 00:59:15,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:59:15,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:59:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:59:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:59:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 00:59:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:59:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 00:59:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:59:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 00:59:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:59:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:59:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 00:59:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 00:59:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 00:59:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 00:59:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 00:59:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 00:59:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 00:59:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 00:59:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:59:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 00:59:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:59:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:59:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 00:59:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 00:59:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 00:59:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 00:59:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 00:59:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 00:59:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 00:59:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 00:59:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:59:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:59:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 00:59:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:59:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:59:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:59:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:59:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 00:59:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:59:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 00:59:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:59:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 00:59:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:59:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:59:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:59:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:59:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:59:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 00:59:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:59:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:59:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:59:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:59:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 00:59:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:59:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 00:59:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:59:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:59:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:59:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 00:59:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:59:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 48 proven. 126 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-10-13 00:59:16,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:59:16,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196927727] [2024-10-13 00:59:16,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196927727] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:59:16,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426115470] [2024-10-13 00:59:16,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:59:16,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:59:16,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:59:16,259 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 00:59:16,260 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 00:59:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:59:16,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-13 00:59:16,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:59:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 2290 proven. 138 refuted. 0 times theorem prover too weak. 4416 trivial. 0 not checked. [2024-10-13 00:59:17,176 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:59:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 36 proven. 138 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2024-10-13 00:59:17,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426115470] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:59:17,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:59:17,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 6] total 10 [2024-10-13 00:59:17,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457022224] [2024-10-13 00:59:17,593 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:59:17,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 00:59:17,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:59:17,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 00:59:17,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-10-13 00:59:17,595 INFO L87 Difference]: Start difference. First operand 26615 states and 45299 transitions. Second operand has 10 states, 10 states have (on average 17.2) internal successors, (172), 10 states have internal predecessors, (172), 3 states have call successors, (151), 2 states have call predecessors, (151), 4 states have return successors, (153), 3 states have call predecessors, (153), 3 states have call successors, (153) [2024-10-13 00:59:21,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:59:21,312 INFO L93 Difference]: Finished difference Result 59950 states and 99499 transitions. [2024-10-13 00:59:21,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-13 00:59:21,313 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.2) internal successors, (172), 10 states have internal predecessors, (172), 3 states have call successors, (151), 2 states have call predecessors, (151), 4 states have return successors, (153), 3 states have call predecessors, (153), 3 states have call successors, (153) Word has length 381 [2024-10-13 00:59:21,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:59:21,456 INFO L225 Difference]: With dead ends: 59950 [2024-10-13 00:59:21,457 INFO L226 Difference]: Without dead ends: 35980 [2024-10-13 00:59:21,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 874 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=290, Invalid=702, Unknown=0, NotChecked=0, Total=992 [2024-10-13 00:59:21,520 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 817 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 818 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 1077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-13 00:59:21,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [818 Valid, 856 Invalid, 1077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-13 00:59:21,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35980 states.