./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-33.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 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-33.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 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 03:21:44,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 03:21:45,005 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 03:21:45,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 03:21:45,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 03:21:45,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 03:21:45,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 03:21:45,040 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 03:21:45,041 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 03:21:45,041 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 03:21:45,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 03:21:45,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 03:21:45,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 03:21:45,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 03:21:45,043 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 03:21:45,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 03:21:45,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 03:21:45,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 03:21:45,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 03:21:45,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 03:21:45,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 03:21:45,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 03:21:45,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 03:21:45,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 03:21:45,052 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 03:21:45,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 03:21:45,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 03:21:45,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 03:21:45,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 03:21:45,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 03:21:45,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 03:21:45,054 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 03:21:45,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:21:45,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 03:21:45,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 03:21:45,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 03:21:45,056 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 03:21:45,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 03:21:45,057 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 03:21:45,057 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 03:21:45,058 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 03:21:45,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 03:21:45,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 [2024-11-20 03:21:45,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 03:21:45,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 03:21:45,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 03:21:45,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 03:21:45,370 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 03:21:45,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-11-20 03:21:46,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 03:21:47,074 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 03:21:47,075 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-11-20 03:21:47,087 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67f8474a1/be0c337544e147ef942ed1f491df385c/FLAG00d8ce4b0 [2024-11-20 03:21:47,407 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67f8474a1/be0c337544e147ef942ed1f491df385c [2024-11-20 03:21:47,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 03:21:47,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 03:21:47,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 03:21:47,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 03:21:47,418 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 03:21:47,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:47,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104db964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47, skipping insertion in model container [2024-11-20 03:21:47,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:47,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 03:21:47,649 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-11-20 03:21:47,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:21:47,808 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 03:21:47,821 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-11-20 03:21:47,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 03:21:47,923 INFO L204 MainTranslator]: Completed translation [2024-11-20 03:21:47,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47 WrapperNode [2024-11-20 03:21:47,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 03:21:47,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 03:21:47,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 03:21:47,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 03:21:47,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:47,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,062 INFO L138 Inliner]: procedures = 26, calls = 99, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 598 [2024-11-20 03:21:48,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 03:21:48,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 03:21:48,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 03:21:48,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 03:21:48,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,097 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,145 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-20 03:21:48,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,192 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 03:21:48,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 03:21:48,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 03:21:48,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 03:21:48,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (1/1) ... [2024-11-20 03:21:48,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 03:21:48,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 03:21:48,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 03:21:48,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 03:21:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 03:21:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 03:21:48,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 03:21:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 03:21:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 03:21:48,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 03:21:48,376 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 03:21:48,378 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 03:21:49,294 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-20 03:21:49,294 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 03:21:49,318 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 03:21:49,319 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 03:21:49,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:21:49 BoogieIcfgContainer [2024-11-20 03:21:49,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 03:21:49,321 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 03:21:49,322 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 03:21:49,325 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 03:21:49,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:21:47" (1/3) ... [2024-11-20 03:21:49,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f03bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:21:49, skipping insertion in model container [2024-11-20 03:21:49,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:21:47" (2/3) ... [2024-11-20 03:21:49,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f03bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:21:49, skipping insertion in model container [2024-11-20 03:21:49,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:21:49" (3/3) ... [2024-11-20 03:21:49,327 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-11-20 03:21:49,344 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 03:21:49,344 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 03:21:49,419 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 03:21:49,425 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;@72cb1275, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 03:21:49,425 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 03:21:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 168 states have (on average 1.5357142857142858) internal successors, (258), 169 states have internal predecessors, (258), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-20 03:21:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2024-11-20 03:21:49,458 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:21:49,459 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:21:49,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:21:49,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:21:49,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1349807650, now seen corresponding path program 1 times [2024-11-20 03:21:49,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:21:49,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058728106] [2024-11-20 03:21:49,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:21:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:21:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:21:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 03:21:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 03:21:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 03:21:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 03:21:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 03:21:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 03:21:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 03:21:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 03:21:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:21:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:21:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:21:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:21:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:21:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:21:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-20 03:21:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:21:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:21:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:21:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:21:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:21:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:21:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:21:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:21:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:21:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:21:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:21:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:21:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:21:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-20 03:21:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 03:21:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 03:21:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-20 03:21:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-20 03:21:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:21:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-20 03:21:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:21:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:21:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:21:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-20 03:21:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:21:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:21:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:21:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:21:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:21:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:21:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:21:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:21:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:21:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:21:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:21:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:21:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-20 03:21:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:21:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-20 03:21:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 03:21:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-20 03:21:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 03:21:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-20 03:21:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 03:21:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-20 03:21:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 03:21:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-20 03:21:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 03:21:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-20 03:21:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 03:21:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-20 03:21:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-20 03:21:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:21:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:21:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-20 03:21:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:21:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-20 03:21:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:21:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-20 03:21:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:21:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-20 03:21:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:21:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:21:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-20 03:21:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:21:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-20 03:21:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:21:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-20 03:21:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:21:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-20 03:21:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-20 03:21:50,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:21:50,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058728106] [2024-11-20 03:21:50,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058728106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:21:50,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:21:50,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 03:21:50,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253228362] [2024-11-20 03:21:50,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:21:50,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 03:21:50,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:21:50,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 03:21:50,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:21:50,662 INFO L87 Difference]: Start difference. First operand has 257 states, 168 states have (on average 1.5357142857142858) internal successors, (258), 169 states have internal predecessors, (258), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-11-20 03:21:50,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:21:50,723 INFO L93 Difference]: Finished difference Result 507 states and 940 transitions. [2024-11-20 03:21:50,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 03:21:50,726 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) Word has length 533 [2024-11-20 03:21:50,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:21:50,738 INFO L225 Difference]: With dead ends: 507 [2024-11-20 03:21:50,739 INFO L226 Difference]: Without dead ends: 253 [2024-11-20 03:21:50,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 03:21:50,755 INFO L432 NwaCegarLoop]: 421 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 03:21:50,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 03:21:50,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-20 03:21:50,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2024-11-20 03:21:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 165 states have (on average 1.509090909090909) internal successors, (249), 165 states have internal predecessors, (249), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-20 03:21:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 421 transitions. [2024-11-20 03:21:50,844 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 421 transitions. Word has length 533 [2024-11-20 03:21:50,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:21:50,848 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 421 transitions. [2024-11-20 03:21:50,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-11-20 03:21:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 421 transitions. [2024-11-20 03:21:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2024-11-20 03:21:50,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:21:50,862 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:21:50,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 03:21:50,863 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:21:50,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:21:50,864 INFO L85 PathProgramCache]: Analyzing trace with hash -350335398, now seen corresponding path program 1 times [2024-11-20 03:21:50,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:21:50,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816126996] [2024-11-20 03:21:50,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:21:50,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:21:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:21:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 03:21:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 03:21:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 03:21:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 03:21:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 03:21:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 03:21:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 03:21:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 03:21:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:21:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:21:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:21:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:21:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:21:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:21:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-20 03:21:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:21:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:21:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:21:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:21:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:21:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:21:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:21:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:21:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:21:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:21:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:21:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:21:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:21:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-20 03:21:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 03:21:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 03:21:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-20 03:21:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-20 03:21:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:21:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-20 03:21:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:21:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:21:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:21:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-20 03:21:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:21:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:21:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:21:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:21:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:21:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:21:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:21:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:21:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:21:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:21:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:21:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:21:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-20 03:21:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:21:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-20 03:21:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 03:21:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-20 03:21:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 03:21:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-20 03:21:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 03:21:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-20 03:21:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 03:21:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-20 03:21:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 03:21:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-20 03:21:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 03:21:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-20 03:21:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-20 03:21:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:21:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:21:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-20 03:21:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:21:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-20 03:21:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:21:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-20 03:21:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:21:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-20 03:21:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:21:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:21:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-20 03:21:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:21:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-20 03:21:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:21:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-20 03:21:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:21:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-20 03:21:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-20 03:21:52,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:21:52,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816126996] [2024-11-20 03:21:52,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816126996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:21:52,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:21:52,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:21:52,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292558594] [2024-11-20 03:21:52,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:21:52,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:21:52,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:21:52,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:21:52,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:21:52,708 INFO L87 Difference]: Start difference. First operand 253 states and 421 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:52,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:21:52,918 INFO L93 Difference]: Finished difference Result 753 states and 1257 transitions. [2024-11-20 03:21:52,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 03:21:52,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 533 [2024-11-20 03:21:52,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:21:52,926 INFO L225 Difference]: With dead ends: 753 [2024-11-20 03:21:52,926 INFO L226 Difference]: Without dead ends: 503 [2024-11-20 03:21:52,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:21:52,929 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 415 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 03:21:52,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 819 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 03:21:52,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2024-11-20 03:21:53,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 501. [2024-11-20 03:21:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 326 states have (on average 1.5122699386503067) internal successors, (493), 326 states have internal predecessors, (493), 172 states have call successors, (172), 2 states have call predecessors, (172), 2 states have return successors, (172), 172 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-20 03:21:53,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 837 transitions. [2024-11-20 03:21:53,030 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 837 transitions. Word has length 533 [2024-11-20 03:21:53,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:21:53,032 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 837 transitions. [2024-11-20 03:21:53,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 837 transitions. [2024-11-20 03:21:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2024-11-20 03:21:53,036 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:21:53,037 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:21:53,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 03:21:53,037 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:21:53,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:21:53,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1242166131, now seen corresponding path program 1 times [2024-11-20 03:21:53,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:21:53,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159387090] [2024-11-20 03:21:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:21:53,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:21:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:21:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 03:21:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 03:21:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 03:21:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 03:21:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 03:21:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 03:21:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 03:21:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 03:21:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:21:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:21:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:21:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:21:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:21:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:21:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-20 03:21:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:21:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:21:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:21:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:21:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:21:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:21:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:21:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:21:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:21:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:21:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:21:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:21:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:21:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-20 03:21:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 03:21:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 03:21:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-20 03:21:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-20 03:21:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:21:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-20 03:21:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:21:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:21:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:21:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-20 03:21:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:21:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:21:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:21:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:21:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:21:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:21:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:21:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:21:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:21:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:21:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:21:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:21:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-20 03:21:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:21:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-20 03:21:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 03:21:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-20 03:21:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 03:21:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-20 03:21:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 03:21:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-20 03:21:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 03:21:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-20 03:21:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 03:21:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-20 03:21:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 03:21:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-20 03:21:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-20 03:21:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:21:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:21:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-20 03:21:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:21:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-20 03:21:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:21:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-20 03:21:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:21:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-20 03:21:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:21:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:21:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-20 03:21:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:21:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-20 03:21:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:21:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-20 03:21:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:21:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-20 03:21:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-20 03:21:54,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:21:54,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159387090] [2024-11-20 03:21:54,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159387090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:21:54,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:21:54,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:21:54,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943379355] [2024-11-20 03:21:54,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:21:54,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:21:54,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:21:54,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:21:54,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:21:54,701 INFO L87 Difference]: Start difference. First operand 501 states and 837 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:55,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:21:55,269 INFO L93 Difference]: Finished difference Result 1351 states and 2264 transitions. [2024-11-20 03:21:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:21:55,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 534 [2024-11-20 03:21:55,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:21:55,282 INFO L225 Difference]: With dead ends: 1351 [2024-11-20 03:21:55,283 INFO L226 Difference]: Without dead ends: 853 [2024-11-20 03:21:55,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:21:55,287 INFO L432 NwaCegarLoop]: 400 mSDtfsCounter, 390 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-20 03:21:55,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 1197 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-20 03:21:55,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2024-11-20 03:21:55,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 827. [2024-11-20 03:21:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 827 states, 565 states have (on average 1.5486725663716814) internal successors, (875), 565 states have internal predecessors, (875), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-11-20 03:21:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1391 transitions. [2024-11-20 03:21:55,397 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1391 transitions. Word has length 534 [2024-11-20 03:21:55,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:21:55,399 INFO L471 AbstractCegarLoop]: Abstraction has 827 states and 1391 transitions. [2024-11-20 03:21:55,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1391 transitions. [2024-11-20 03:21:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-20 03:21:55,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:21:55,404 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:21:55,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 03:21:55,404 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:21:55,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:21:55,405 INFO L85 PathProgramCache]: Analyzing trace with hash -928965691, now seen corresponding path program 1 times [2024-11-20 03:21:55,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:21:55,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838981050] [2024-11-20 03:21:55,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:21:55,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:21:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 03:21:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 03:21:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 03:21:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 03:21:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-20 03:21:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 03:21:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-20 03:21:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-20 03:21:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-20 03:21:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 03:21:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-20 03:21:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 03:21:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-20 03:21:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-20 03:21:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 03:21:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-20 03:21:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-20 03:21:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 03:21:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 03:21:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 03:21:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 03:21:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-20 03:21:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 03:21:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 03:21:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 03:21:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-20 03:21:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 03:21:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:55,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-20 03:21:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-20 03:21:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-20 03:21:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 03:21:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 03:21:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-20 03:21:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-20 03:21:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-20 03:21:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-20 03:21:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-20 03:21:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-20 03:21:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-20 03:21:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-20 03:21:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-20 03:21:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-20 03:21:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-20 03:21:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-20 03:21:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 03:21:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-20 03:21:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-20 03:21:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-20 03:21:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-20 03:21:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 03:21:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-20 03:21:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-20 03:21:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-20 03:21:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-20 03:21:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-20 03:21:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-20 03:21:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-20 03:21:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-20 03:21:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-20 03:21:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-20 03:21:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-20 03:21:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-20 03:21:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-20 03:21:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-20 03:21:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-20 03:21:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-20 03:21:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-20 03:21:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-20 03:21:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-20 03:21:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-20 03:21:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-20 03:21:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-20 03:21:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-20 03:21:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-20 03:21:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-20 03:21:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-20 03:21:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-20 03:21:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-20 03:21:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-20 03:21:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-11-20 03:21:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-20 03:21:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-20 03:21:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-20 03:21:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-20 03:21:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-20 03:21:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-20 03:21:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 03:21:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-11-20 03:21:56,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 03:21:56,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838981050] [2024-11-20 03:21:56,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838981050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 03:21:56,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 03:21:56,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 03:21:56,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375424136] [2024-11-20 03:21:56,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 03:21:56,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 03:21:56,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 03:21:56,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 03:21:56,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 03:21:56,323 INFO L87 Difference]: Start difference. First operand 827 states and 1391 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:56,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 03:21:56,834 INFO L93 Difference]: Finished difference Result 1369 states and 2286 transitions. [2024-11-20 03:21:56,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 03:21:56,835 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 535 [2024-11-20 03:21:56,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 03:21:56,842 INFO L225 Difference]: With dead ends: 1369 [2024-11-20 03:21:56,842 INFO L226 Difference]: Without dead ends: 845 [2024-11-20 03:21:56,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 03:21:56,845 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 380 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 03:21:56,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 1205 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 03:21:56,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2024-11-20 03:21:56,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 829. [2024-11-20 03:21:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 829 states, 567 states have (on average 1.5432098765432098) internal successors, (875), 567 states have internal predecessors, (875), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-11-20 03:21:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 829 states and 1391 transitions. [2024-11-20 03:21:56,942 INFO L78 Accepts]: Start accepts. Automaton has 829 states and 1391 transitions. Word has length 535 [2024-11-20 03:21:56,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 03:21:56,943 INFO L471 AbstractCegarLoop]: Abstraction has 829 states and 1391 transitions. [2024-11-20 03:21:56,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-11-20 03:21:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1391 transitions. [2024-11-20 03:21:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-20 03:21:56,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 03:21:56,967 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 03:21:56,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 03:21:56,968 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 03:21:56,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 03:21:56,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1326362518, now seen corresponding path program 1 times [2024-11-20 03:21:56,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 03:21:56,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617051847] [2024-11-20 03:21:56,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 03:21:56,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 03:21:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat