./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-45.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-45.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 ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:56:53,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:56:54,033 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:56:54,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:56:54,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:56:54,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:56:54,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:56:54,073 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:56:54,074 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:56:54,074 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:56:54,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:56:54,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:56:54,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:56:54,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:56:54,076 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:56:54,076 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:56:54,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:56:54,077 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:56:54,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:56:54,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:56:54,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:56:54,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:56:54,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:56:54,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:56:54,080 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:56:54,080 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:56:54,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:56:54,081 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:56:54,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:56:54,082 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:56:54,082 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:56:54,082 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:56:54,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:56:54,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:56:54,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:56:54,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:56:54,084 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:56:54,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:56:54,085 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:56:54,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:56:54,085 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:56:54,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:56:54,087 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2fb0f87fb0b281072794eb7cd46dfb553a056ca9f2e2f18210a48553fd4c11 [2024-10-13 00:56:54,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:56:54,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:56:54,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:56:54,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:56:54,386 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:56:54,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-13 00:56:55,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:56:56,169 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:56:56,170 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-13 00:56:56,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c97609e/0b4c591069e14ead88a21bdcfb341d81/FLAG8ff6403a4 [2024-10-13 00:56:56,518 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c97609e/0b4c591069e14ead88a21bdcfb341d81 [2024-10-13 00:56:56,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:56:56,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:56:56,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:56:56,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:56:56,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:56:56,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:56" (1/1) ... [2024-10-13 00:56:56,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e337459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:56, skipping insertion in model container [2024-10-13 00:56:56,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:56:56" (1/1) ... [2024-10-13 00:56:56,571 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:56:56,743 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-45.i[916,929] [2024-10-13 00:56:56,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:56:56,890 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:56:56,902 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-45.i[916,929] [2024-10-13 00:56:56,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:56:57,017 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:56:57,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57 WrapperNode [2024-10-13 00:56:57,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:56:57,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:56:57,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:56:57,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:56:57,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,096 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 488 [2024-10-13 00:56:57,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:56:57,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:56:57,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:56:57,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:56:57,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,121 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,163 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 00:56:57,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:56:57,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:56:57,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:56:57,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:56:57,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (1/1) ... [2024-10-13 00:56:57,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:56:57,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:56:57,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 00:56:57,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 00:56:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:56:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:56:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:56:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:56:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:56:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:56:57,449 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:56:57,454 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:56:58,362 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-10-13 00:56:58,363 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:56:58,416 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:56:58,417 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:56:58,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:58 BoogieIcfgContainer [2024-10-13 00:56:58,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:56:58,420 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:56:58,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:56:58,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:56:58,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:56:56" (1/3) ... [2024-10-13 00:56:58,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ae1954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:58, skipping insertion in model container [2024-10-13 00:56:58,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:56:57" (2/3) ... [2024-10-13 00:56:58,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ae1954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:56:58, skipping insertion in model container [2024-10-13 00:56:58,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:56:58" (3/3) ... [2024-10-13 00:56:58,429 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-45.i [2024-10-13 00:56:58,448 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:56:58,448 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:56:58,532 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:56:58,538 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;@3d2b9c0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:56:58,539 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:56:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand has 206 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 137 states have internal predecessors, (213), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-13 00:56:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-13 00:56:58,579 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:58,580 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:58,582 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:58,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:58,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1354697202, now seen corresponding path program 1 times [2024-10-13 00:56:58,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:58,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638641371] [2024-10-13 00:56:58,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:58,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:56:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:56:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:56:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:56:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:56:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:56:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:56:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:56:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:56:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:56:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:56:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:56:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:56:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:56:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:56:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:56:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:56:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:56:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:56:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:56:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:56:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:56:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:56:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:56:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:56:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:56:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:56:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:56:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:56:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:56:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:56:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:56:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:56:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:56:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:56:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:56:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:56:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:56:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:56:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:56:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:56:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:56:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:56:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:56:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:56:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:56:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:56:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:56:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:56:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:56:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:56:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:56:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:56:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:56:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:56:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:56:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:56:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:56:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:56:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:56:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:56:59,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:56:59,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638641371] [2024-10-13 00:56:59,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638641371] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:56:59,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:56:59,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:56:59,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138331565] [2024-10-13 00:56:59,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:56:59,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:56:59,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:56:59,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:56:59,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:56:59,504 INFO L87 Difference]: Start difference. First operand has 206 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 137 states have internal predecessors, (213), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-10-13 00:56:59,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:56:59,583 INFO L93 Difference]: Finished difference Result 409 states and 759 transitions. [2024-10-13 00:56:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:56:59,585 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 424 [2024-10-13 00:56:59,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:56:59,594 INFO L225 Difference]: With dead ends: 409 [2024-10-13 00:56:59,594 INFO L226 Difference]: Without dead ends: 204 [2024-10-13 00:56:59,599 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:56:59,602 INFO L432 NwaCegarLoop]: 339 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, 339 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:56:59,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 339 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:56:59,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-10-13 00:56:59,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2024-10-13 00:56:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 135 states have (on average 1.5407407407407407) internal successors, (208), 135 states have internal predecessors, (208), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-13 00:56:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 342 transitions. [2024-10-13 00:56:59,669 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 342 transitions. Word has length 424 [2024-10-13 00:56:59,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:56:59,669 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 342 transitions. [2024-10-13 00:56:59,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.0) internal successors, (92), 2 states have internal predecessors, (92), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-10-13 00:56:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 342 transitions. [2024-10-13 00:56:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-13 00:56:59,681 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:56:59,681 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:56:59,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:56:59,682 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:56:59,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:56:59,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1259936444, now seen corresponding path program 1 times [2024-10-13 00:56:59,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:56:59,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972748748] [2024-10-13 00:56:59,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:56:59,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:56:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:56:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:56:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:56:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:56:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:56:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:56:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:56:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:56:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:56:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:56:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:56:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:56:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:56:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:56:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:56:59,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:00,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:00,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972748748] [2024-10-13 00:57:00,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972748748] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:00,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:00,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:57:00,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035170000] [2024-10-13 00:57:00,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:00,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:57:00,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:00,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:57:00,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:00,185 INFO L87 Difference]: Start difference. First operand 204 states and 342 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:00,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:00,269 INFO L93 Difference]: Finished difference Result 523 states and 881 transitions. [2024-10-13 00:57:00,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:57:00,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-13 00:57:00,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:00,276 INFO L225 Difference]: With dead ends: 523 [2024-10-13 00:57:00,279 INFO L226 Difference]: Without dead ends: 320 [2024-10-13 00:57:00,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:00,281 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 199 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:00,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 757 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:57:00,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-10-13 00:57:00,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 317. [2024-10-13 00:57:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 231 states have (on average 1.5974025974025974) internal successors, (369), 232 states have internal predecessors, (369), 83 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-10-13 00:57:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 535 transitions. [2024-10-13 00:57:00,333 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 535 transitions. Word has length 424 [2024-10-13 00:57:00,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:00,335 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 535 transitions. [2024-10-13 00:57:00,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 535 transitions. [2024-10-13 00:57:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-13 00:57:00,346 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:00,347 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:00,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:57:00,348 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:00,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:00,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1095868806, now seen corresponding path program 1 times [2024-10-13 00:57:00,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:00,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288993901] [2024-10-13 00:57:00,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:00,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:00,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:00,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288993901] [2024-10-13 00:57:00,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288993901] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:00,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:00,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:57:00,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494152490] [2024-10-13 00:57:00,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:00,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:57:00,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:00,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:57:00,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:00,775 INFO L87 Difference]: Start difference. First operand 317 states and 535 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:00,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:00,842 INFO L93 Difference]: Finished difference Result 640 states and 1074 transitions. [2024-10-13 00:57:00,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:57:00,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-13 00:57:00,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:00,847 INFO L225 Difference]: With dead ends: 640 [2024-10-13 00:57:00,847 INFO L226 Difference]: Without dead ends: 324 [2024-10-13 00:57:00,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:00,849 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 165 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:00,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 705 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:57:00,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-10-13 00:57:00,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 254. [2024-10-13 00:57:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 184 states have (on average 1.5706521739130435) internal successors, (289), 184 states have internal predecessors, (289), 67 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-10-13 00:57:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 423 transitions. [2024-10-13 00:57:00,877 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 423 transitions. Word has length 424 [2024-10-13 00:57:00,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:00,878 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 423 transitions. [2024-10-13 00:57:00,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 423 transitions. [2024-10-13 00:57:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-13 00:57:00,888 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:00,888 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:00,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:57:00,888 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:00,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:00,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1510154748, now seen corresponding path program 1 times [2024-10-13 00:57:00,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:00,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484372099] [2024-10-13 00:57:00,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:00,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:01,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:01,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484372099] [2024-10-13 00:57:01,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484372099] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:01,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:01,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:57:01,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929898670] [2024-10-13 00:57:01,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:01,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:57:01,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:01,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:57:01,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:01,316 INFO L87 Difference]: Start difference. First operand 254 states and 423 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:01,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:01,371 INFO L93 Difference]: Finished difference Result 757 states and 1261 transitions. [2024-10-13 00:57:01,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:57:01,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 424 [2024-10-13 00:57:01,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:01,377 INFO L225 Difference]: With dead ends: 757 [2024-10-13 00:57:01,377 INFO L226 Difference]: Without dead ends: 504 [2024-10-13 00:57:01,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:57:01,381 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 331 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:01,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 670 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:57:01,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-10-13 00:57:01,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 502. [2024-10-13 00:57:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 363 states have (on average 1.56198347107438) internal successors, (567), 363 states have internal predecessors, (567), 134 states have call successors, (134), 4 states have call predecessors, (134), 4 states have return successors, (134), 134 states have call predecessors, (134), 134 states have call successors, (134) [2024-10-13 00:57:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 835 transitions. [2024-10-13 00:57:01,432 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 835 transitions. Word has length 424 [2024-10-13 00:57:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:01,435 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 835 transitions. [2024-10-13 00:57:01,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 835 transitions. [2024-10-13 00:57:01,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:01,442 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:01,443 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:01,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:57:01,445 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:01,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:01,445 INFO L85 PathProgramCache]: Analyzing trace with hash -447682568, now seen corresponding path program 1 times [2024-10-13 00:57:01,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:01,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869234015] [2024-10-13 00:57:01,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:01,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:17,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:18,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:18,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869234015] [2024-10-13 00:57:18,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869234015] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:18,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:18,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:57:18,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167288617] [2024-10-13 00:57:18,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:18,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:57:18,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:18,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:57:18,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:18,110 INFO L87 Difference]: Start difference. First operand 502 states and 835 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:18,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:18,641 INFO L93 Difference]: Finished difference Result 1116 states and 1826 transitions. [2024-10-13 00:57:18,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:57:18,643 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-13 00:57:18,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:18,650 INFO L225 Difference]: With dead ends: 1116 [2024-10-13 00:57:18,650 INFO L226 Difference]: Without dead ends: 615 [2024-10-13 00:57:18,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:18,655 INFO L432 NwaCegarLoop]: 375 mSDtfsCounter, 78 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 726 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:18,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 726 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-13 00:57:18,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-10-13 00:57:18,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 568. [2024-10-13 00:57:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 411 states have (on average 1.532846715328467) internal successors, (630), 413 states have internal predecessors, (630), 150 states have call successors, (150), 6 states have call predecessors, (150), 6 states have return successors, (150), 148 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-13 00:57:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 930 transitions. [2024-10-13 00:57:18,736 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 930 transitions. Word has length 425 [2024-10-13 00:57:18,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:18,738 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 930 transitions. [2024-10-13 00:57:18,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 930 transitions. [2024-10-13 00:57:18,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:18,742 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:18,742 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:18,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:57:18,743 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:18,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:18,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1327324794, now seen corresponding path program 1 times [2024-10-13 00:57:18,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:18,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047618175] [2024-10-13 00:57:18,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:18,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:21,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:21,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047618175] [2024-10-13 00:57:21,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047618175] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:21,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:21,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:57:21,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019850516] [2024-10-13 00:57:21,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:21,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:57:21,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:21,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:57:21,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:21,277 INFO L87 Difference]: Start difference. First operand 568 states and 930 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:21,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:21,601 INFO L93 Difference]: Finished difference Result 1182 states and 1920 transitions. [2024-10-13 00:57:21,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:57:21,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-13 00:57:21,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:21,610 INFO L225 Difference]: With dead ends: 1182 [2024-10-13 00:57:21,611 INFO L226 Difference]: Without dead ends: 615 [2024-10-13 00:57:21,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:21,614 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 74 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:21,615 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 1036 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 00:57:21,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2024-10-13 00:57:21,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 563. [2024-10-13 00:57:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 406 states have (on average 1.5344827586206897) internal successors, (623), 408 states have internal predecessors, (623), 150 states have call successors, (150), 6 states have call predecessors, (150), 6 states have return successors, (150), 148 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-13 00:57:21,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 923 transitions. [2024-10-13 00:57:21,673 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 923 transitions. Word has length 425 [2024-10-13 00:57:21,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:21,673 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 923 transitions. [2024-10-13 00:57:21,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 923 transitions. [2024-10-13 00:57:21,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:21,676 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:21,677 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:21,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 00:57:21,677 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:21,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:21,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1776774672, now seen corresponding path program 1 times [2024-10-13 00:57:21,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:21,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948858349] [2024-10-13 00:57:21,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:21,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:22,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:22,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948858349] [2024-10-13 00:57:22,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948858349] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:22,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:22,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:57:22,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343576253] [2024-10-13 00:57:22,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:22,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:57:22,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:22,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:57:22,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:57:22,367 INFO L87 Difference]: Start difference. First operand 563 states and 923 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:22,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:22,753 INFO L93 Difference]: Finished difference Result 2111 states and 3453 transitions. [2024-10-13 00:57:22,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:57:22,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-13 00:57:22,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:22,767 INFO L225 Difference]: With dead ends: 2111 [2024-10-13 00:57:22,767 INFO L226 Difference]: Without dead ends: 1549 [2024-10-13 00:57:22,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 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 00:57:22,773 INFO L432 NwaCegarLoop]: 551 mSDtfsCounter, 549 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:22,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 1227 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:57:22,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-10-13 00:57:23,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1543. [2024-10-13 00:57:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1543 states, 1114 states have (on average 1.5287253141831239) internal successors, (1703), 1122 states have internal predecessors, (1703), 410 states have call successors, (410), 18 states have call predecessors, (410), 18 states have return successors, (410), 402 states have call predecessors, (410), 410 states have call successors, (410) [2024-10-13 00:57:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2523 transitions. [2024-10-13 00:57:23,061 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2523 transitions. Word has length 425 [2024-10-13 00:57:23,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:23,062 INFO L471 AbstractCegarLoop]: Abstraction has 1543 states and 2523 transitions. [2024-10-13 00:57:23,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2523 transitions. [2024-10-13 00:57:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:23,067 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:23,067 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:23,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 00:57:23,068 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:23,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:23,068 INFO L85 PathProgramCache]: Analyzing trace with hash 929844722, now seen corresponding path program 1 times [2024-10-13 00:57:23,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:23,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299906510] [2024-10-13 00:57:23,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:23,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:25,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:25,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299906510] [2024-10-13 00:57:25,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299906510] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:25,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:25,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 00:57:25,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17653498] [2024-10-13 00:57:25,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:25,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 00:57:25,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:25,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 00:57:25,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:57:25,243 INFO L87 Difference]: Start difference. First operand 1543 states and 2523 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:27,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:27,209 INFO L93 Difference]: Finished difference Result 6081 states and 9851 transitions. [2024-10-13 00:57:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 00:57:27,210 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-13 00:57:27,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:27,236 INFO L225 Difference]: With dead ends: 6081 [2024-10-13 00:57:27,236 INFO L226 Difference]: Without dead ends: 4539 [2024-10-13 00:57:27,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 00:57:27,243 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 1000 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1000 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:27,244 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1000 Valid, 1718 Invalid, 812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-13 00:57:27,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4539 states. [2024-10-13 00:57:27,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4539 to 3063. [2024-10-13 00:57:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3063 states, 2424 states have (on average 1.5932343234323432) internal successors, (3862), 2444 states have internal predecessors, (3862), 602 states have call successors, (602), 36 states have call predecessors, (602), 36 states have return successors, (602), 582 states have call predecessors, (602), 602 states have call successors, (602) [2024-10-13 00:57:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 3063 states and 5066 transitions. [2024-10-13 00:57:27,621 INFO L78 Accepts]: Start accepts. Automaton has 3063 states and 5066 transitions. Word has length 425 [2024-10-13 00:57:27,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:27,622 INFO L471 AbstractCegarLoop]: Abstraction has 3063 states and 5066 transitions. [2024-10-13 00:57:27,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 5066 transitions. [2024-10-13 00:57:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:27,627 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:27,627 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:27,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 00:57:27,627 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:27,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:27,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1148699440, now seen corresponding path program 1 times [2024-10-13 00:57:27,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:27,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289728787] [2024-10-13 00:57:27,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:27,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:57:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:57:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:57:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:57:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:57:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:57:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:57:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:57:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:57:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:57:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:57:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:57:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:57:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:57:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:57:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:57:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:57:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 00:57:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:57:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:57:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 00:57:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:57:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:57:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:57:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:57:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:57:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:57:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 00:57:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-13 00:57:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 00:57:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-13 00:57:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 00:57:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 00:57:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 00:57:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 00:57:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 00:57:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:57:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-13 00:57:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:57:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 00:57:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:57:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 00:57:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 00:57:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 00:57:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:57:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 00:57:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:57:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 00:57:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:57:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 00:57:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 00:57:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 00:57:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 00:57:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 00:57:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 00:57:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 00:57:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 00:57:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 00:57:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 00:57:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 00:57:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-13 00:57:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-13 00:57:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 00:57:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 00:57:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 00:57:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-13 00:57:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 00:57:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:57:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-10-13 00:57:29,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:57:29,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289728787] [2024-10-13 00:57:29,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289728787] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:57:29,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:57:29,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:57:29,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942336495] [2024-10-13 00:57:29,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:57:29,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:57:29,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:57:29,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:57:29,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:57:29,012 INFO L87 Difference]: Start difference. First operand 3063 states and 5066 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:30,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:57:30,584 INFO L93 Difference]: Finished difference Result 8491 states and 13942 transitions. [2024-10-13 00:57:30,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:57:30,585 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 425 [2024-10-13 00:57:30,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:57:30,622 INFO L225 Difference]: With dead ends: 8491 [2024-10-13 00:57:30,622 INFO L226 Difference]: Without dead ends: 5429 [2024-10-13 00:57:30,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:57:30,636 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 385 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-13 00:57:30,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1150 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-13 00:57:30,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5429 states. [2024-10-13 00:57:31,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5429 to 5159. [2024-10-13 00:57:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5159 states, 3876 states have (on average 1.5376676986584108) internal successors, (5960), 3920 states have internal predecessors, (5960), 1204 states have call successors, (1204), 78 states have call predecessors, (1204), 78 states have return successors, (1204), 1160 states have call predecessors, (1204), 1204 states have call successors, (1204) [2024-10-13 00:57:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 5159 states and 8368 transitions. [2024-10-13 00:57:31,462 INFO L78 Accepts]: Start accepts. Automaton has 5159 states and 8368 transitions. Word has length 425 [2024-10-13 00:57:31,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:57:31,463 INFO L471 AbstractCegarLoop]: Abstraction has 5159 states and 8368 transitions. [2024-10-13 00:57:31,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-10-13 00:57:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5159 states and 8368 transitions. [2024-10-13 00:57:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 00:57:31,469 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:57:31,470 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:57:31,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 00:57:31,470 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:57:31,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:57:31,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1441894540, now seen corresponding path program 1 times [2024-10-13 00:57:31,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:57:31,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164733825] [2024-10-13 00:57:31,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:57:31,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:57:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat