./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-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-71.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:19:02,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:19:02,639 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:19:02,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:19:02,648 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:19:02,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:19:02,679 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:19:02,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:19:02,680 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:19:02,681 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:19:02,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:19:02,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:19:02,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:19:02,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:19:02,685 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:19:02,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:19:02,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:19:02,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:19:02,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:19:02,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:19:02,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:19:02,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:19:02,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:19:02,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:19:02,692 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:19:02,692 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:19:02,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:19:02,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:19:02,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:19:02,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:19:02,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:19:02,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:19:02,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:19:02,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:19:02,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:19:02,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:19:02,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:19:02,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:19:02,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:19:02,700 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:19:02,700 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:19:02,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:19:02,701 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182636466dd7ed34c7e4a19dcd08446c47e3ac770c4a66384f8d4d043f90aba6 [2024-10-11 08:19:02,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:19:03,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:19:03,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:19:03,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:19:03,012 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:19:03,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-10-11 08:19:04,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:19:04,585 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:19:04,585 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-10-11 08:19:04,595 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6986e99f2/2c87cda63c7d47c6a361c832722c86a3/FLAGb53949719 [2024-10-11 08:19:04,608 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6986e99f2/2c87cda63c7d47c6a361c832722c86a3 [2024-10-11 08:19:04,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:19:04,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:19:04,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:19:04,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:19:04,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:19:04,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:19:04" (1/1) ... [2024-10-11 08:19:04,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40071980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:04, skipping insertion in model container [2024-10-11 08:19:04,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:19:04" (1/1) ... [2024-10-11 08:19:04,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:19:04,763 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i[916,929] [2024-10-11 08:19:04,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:19:04,940 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:19:04,949 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-71.i[916,929] [2024-10-11 08:19:04,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:19:05,007 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:19:05,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05 WrapperNode [2024-10-11 08:19:05,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:19:05,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:19:05,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:19:05,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:19:05,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,085 INFO L138 Inliner]: procedures = 26, calls = 102, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 564 [2024-10-11 08:19:05,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:19:05,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:19:05,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:19:05,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:19:05,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,104 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,128 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 08:19:05,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:19:05,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:19:05,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:19:05,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:19:05,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (1/1) ... [2024-10-11 08:19:05,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:19:05,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:05,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:19:05,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:19:05,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:19:05,239 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:19:05,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:19:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:19:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:19:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:19:05,329 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:19:05,331 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:19:05,932 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-10-11 08:19:05,933 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:19:05,962 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:19:05,963 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:19:05,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:19:05 BoogieIcfgContainer [2024-10-11 08:19:05,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:19:05,965 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:19:05,965 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:19:05,968 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:19:05,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:19:04" (1/3) ... [2024-10-11 08:19:05,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1251bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:19:05, skipping insertion in model container [2024-10-11 08:19:05,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:05" (2/3) ... [2024-10-11 08:19:05,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1251bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:19:05, skipping insertion in model container [2024-10-11 08:19:05,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:19:05" (3/3) ... [2024-10-11 08:19:05,970 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-71.i [2024-10-11 08:19:05,983 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:19:05,983 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:19:06,033 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:19:06,038 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;@e228364, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:19:06,039 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:19:06,044 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 138 states have (on average 1.5072463768115942) internal successors, (208), 139 states have internal predecessors, (208), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-10-11 08:19:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2024-10-11 08:19:06,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:06,065 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:06,066 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:06,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:06,070 INFO L85 PathProgramCache]: Analyzing trace with hash -212196708, now seen corresponding path program 1 times [2024-10-11 08:19:06,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:06,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243208348] [2024-10-11 08:19:06,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:06,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:19:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:19:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:19:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:19:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:19:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:19:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:19:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:19:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:19:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:19:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:19:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:19:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:19:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 08:19:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:19:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 08:19:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:19:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 08:19:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:19:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 08:19:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:19:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:19:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:19:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 08:19:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:19:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 08:19:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-11 08:19:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-11 08:19:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 08:19:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-11 08:19:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:19:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:19:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:19:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:19:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:19:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:19:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:19:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:19:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:19:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:19:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:19:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:19:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:19:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:19:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-11 08:19:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-11 08:19:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-11 08:19:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-11 08:19:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-11 08:19:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-11 08:19:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 08:19:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 08:19:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 08:19:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 08:19:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 08:19:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-11 08:19:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-11 08:19:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-11 08:19:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-11 08:19:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:19:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:19:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-11 08:19:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-11 08:19:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-11 08:19:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-10-11 08:19:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:19:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-11 08:19:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-11 08:19:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-10-11 08:19:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-11 08:19:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-11 08:19:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 08:19:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-11 08:19:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-11 08:19:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-11 08:19:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-10-11 08:19:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-10-11 08:19:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-10-11 08:19:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-10-11 08:19:06,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:06,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243208348] [2024-10-11 08:19:06,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243208348] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:06,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:06,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:19:06,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153103518] [2024-10-11 08:19:06,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:06,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:19:06,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:07,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:19:07,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:19:07,005 INFO L87 Difference]: Start difference. First operand has 230 states, 138 states have (on average 1.5072463768115942) internal successors, (208), 139 states have internal predecessors, (208), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) Second operand has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-10-11 08:19:07,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:07,077 INFO L93 Difference]: Finished difference Result 457 states and 859 transitions. [2024-10-11 08:19:07,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:19:07,081 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) Word has length 541 [2024-10-11 08:19:07,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:07,090 INFO L225 Difference]: With dead ends: 457 [2024-10-11 08:19:07,090 INFO L226 Difference]: Without dead ends: 228 [2024-10-11 08:19:07,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:19:07,101 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:07,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 378 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:19:07,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-10-11 08:19:07,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-10-11 08:19:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 137 states have (on average 1.4817518248175183) internal successors, (203), 137 states have internal predecessors, (203), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-10-11 08:19:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 381 transitions. [2024-10-11 08:19:07,166 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 381 transitions. Word has length 541 [2024-10-11 08:19:07,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:07,166 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 381 transitions. [2024-10-11 08:19:07,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 2 states have call successors, (89) [2024-10-11 08:19:07,167 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 381 transitions. [2024-10-11 08:19:07,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2024-10-11 08:19:07,175 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:07,175 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:07,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:19:07,176 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:07,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:07,176 INFO L85 PathProgramCache]: Analyzing trace with hash 73989526, now seen corresponding path program 1 times [2024-10-11 08:19:07,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:07,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730525354] [2024-10-11 08:19:07,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:07,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:19:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:19:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:19:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:19:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:19:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:19:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:19:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:19:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:19:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:19:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:19:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:19:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:19:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 08:19:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:19:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 08:19:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:19:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 08:19:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:19:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 08:19:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:19:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:19:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:19:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 08:19:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:19:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 08:19:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-11 08:19:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-11 08:19:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 08:19:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-11 08:19:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:19:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:19:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:19:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:19:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:19:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:19:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:19:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:19:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:19:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:19:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:19:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:19:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:19:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:19:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-11 08:19:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-11 08:19:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-11 08:19:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-11 08:19:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-11 08:19:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-11 08:19:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 08:19:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 08:19:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 08:19:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 08:19:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 08:19:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-11 08:19:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-11 08:19:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-11 08:19:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-11 08:19:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:19:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:19:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-11 08:19:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-11 08:19:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-11 08:19:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-10-11 08:19:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:19:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-11 08:19:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-11 08:19:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-10-11 08:19:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-11 08:19:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-11 08:19:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 08:19:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-11 08:19:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-11 08:19:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-11 08:19:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-10-11 08:19:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-10-11 08:19:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-10-11 08:19:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2024-10-11 08:19:07,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:07,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730525354] [2024-10-11 08:19:07,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730525354] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:07,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:07,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:19:07,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903623952] [2024-10-11 08:19:07,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:07,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:19:07,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:07,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:19:07,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:07,945 INFO L87 Difference]: Start difference. First operand 228 states and 381 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-10-11 08:19:08,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:08,000 INFO L93 Difference]: Finished difference Result 456 states and 763 transitions. [2024-10-11 08:19:08,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:19:08,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) Word has length 541 [2024-10-11 08:19:08,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:08,011 INFO L225 Difference]: With dead ends: 456 [2024-10-11 08:19:08,012 INFO L226 Difference]: Without dead ends: 229 [2024-10-11 08:19:08,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:08,016 INFO L432 NwaCegarLoop]: 377 mSDtfsCounter, 0 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:08,017 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 749 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:19:08,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2024-10-11 08:19:08,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2024-10-11 08:19:08,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 138 states have (on average 1.4782608695652173) internal successors, (204), 138 states have internal predecessors, (204), 89 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2024-10-11 08:19:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 382 transitions. [2024-10-11 08:19:08,044 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 382 transitions. Word has length 541 [2024-10-11 08:19:08,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:08,048 INFO L471 AbstractCegarLoop]: Abstraction has 229 states and 382 transitions. [2024-10-11 08:19:08,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (89), 1 states have call predecessors, (89), 1 states have return successors, (89), 1 states have call predecessors, (89), 1 states have call successors, (89) [2024-10-11 08:19:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 382 transitions. [2024-10-11 08:19:08,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2024-10-11 08:19:08,055 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:08,055 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:08,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:19:08,056 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:08,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:08,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1849238508, now seen corresponding path program 1 times [2024-10-11 08:19:08,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:08,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864012714] [2024-10-11 08:19:08,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:08,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:19:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:19:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:19:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:19:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:19:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:19:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:19:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:19:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:19:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:19:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:19:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:19:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:19:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 08:19:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:19:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 08:19:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:19:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 08:19:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:19:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 08:19:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:19:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:19:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:19:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 08:19:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:19:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 08:19:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-11 08:19:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-11 08:19:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 08:19:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-11 08:19:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:19:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:19:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:19:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:19:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:19:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:19:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:19:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:19:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:19:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:19:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:19:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:19:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:19:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:19:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-11 08:19:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-11 08:19:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-11 08:19:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-11 08:19:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-11 08:19:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:08,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-11 08:19:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 08:19:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 08:19:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 08:19:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 08:19:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 08:19:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-11 08:19:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-11 08:19:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-11 08:19:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-11 08:19:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:19:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:19:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-11 08:19:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-11 08:19:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-11 08:19:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-10-11 08:19:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:19:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-11 08:19:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-11 08:19:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2024-10-11 08:19:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-11 08:19:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-10-11 08:19:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-11 08:19:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-11 08:19:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-11 08:19:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-10-11 08:19:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-10-11 08:19:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-10-11 08:19:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-10-11 08:19:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 231 proven. 291 refuted. 0 times theorem prover too weak. 15142 trivial. 0 not checked. [2024-10-11 08:19:09,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:09,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864012714] [2024-10-11 08:19:09,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864012714] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:19:09,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457121833] [2024-10-11 08:19:09,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:09,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:09,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:09,282 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:19:09,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 08:19:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:09,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 08:19:09,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:19:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 6514 proven. 75 refuted. 0 times theorem prover too weak. 9075 trivial. 0 not checked. [2024-10-11 08:19:10,958 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:20:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 15664 backedges. 189 proven. 75 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2024-10-11 08:20:31,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457121833] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:20:31,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:20:31,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 18 [2024-10-11 08:20:31,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788448374] [2024-10-11 08:20:31,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:20:31,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-11 08:20:31,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:20:31,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-11 08:20:31,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2024-10-11 08:20:31,434 INFO L87 Difference]: Start difference. First operand 229 states and 382 transitions. Second operand has 18 states, 18 states have (on average 14.777777777777779) internal successors, (266), 18 states have internal predecessors, (266), 7 states have call successors, (267), 3 states have call predecessors, (267), 6 states have return successors, (267), 7 states have call predecessors, (267), 7 states have call successors, (267)