./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 372612807ec8a09625942983a4318ea5cf13bd58b55643cc4c787d7ad1a0ebc5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 03:55:45,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 03:55:45,902 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 03:55:45,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 03:55:45,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 03:55:45,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 03:55:45,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 03:55:45,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 03:55:45,927 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 03:55:45,927 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 03:55:45,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 03:55:45,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 03:55:45,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 03:55:45,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 03:55:45,929 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 03:55:45,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 03:55:45,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 03:55:45,930 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 03:55:45,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 03:55:45,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 03:55:45,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 03:55:45,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 03:55:45,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 03:55:45,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 03:55:45,937 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 03:55:45,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 03:55:45,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 03:55:45,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 03:55:45,938 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 03:55:45,938 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 03:55:45,938 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 03:55:45,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 03:55:45,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:55:45,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 03:55:45,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 03:55:45,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 03:55:45,940 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 03:55:45,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 03:55:45,940 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 03:55:45,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 03:55:45,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 03:55:45,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 03:55:45,943 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 372612807ec8a09625942983a4318ea5cf13bd58b55643cc4c787d7ad1a0ebc5 [2024-11-10 03:55:46,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 03:55:46,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 03:55:46,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 03:55:46,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 03:55:46,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 03:55:46,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i [2024-11-10 03:55:47,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 03:55:48,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 03:55:48,178 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i [2024-11-10 03:55:48,193 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3ce6e8f/983c9bf4069d4f6a86df225a2d8252dc/FLAG9a1c6539f [2024-11-10 03:55:48,211 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3ce6e8f/983c9bf4069d4f6a86df225a2d8252dc [2024-11-10 03:55:48,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 03:55:48,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 03:55:48,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 03:55:48,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 03:55:48,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 03:55:48,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4665761e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48, skipping insertion in model container [2024-11-10 03:55:48,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 03:55:48,471 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i[916,929] [2024-11-10 03:55:48,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:55:48,704 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 03:55:48,719 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-56.i[916,929] [2024-11-10 03:55:48,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 03:55:48,815 INFO L204 MainTranslator]: Completed translation [2024-11-10 03:55:48,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48 WrapperNode [2024-11-10 03:55:48,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 03:55:48,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 03:55:48,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 03:55:48,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 03:55:48,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,924 INFO L138 Inliner]: procedures = 26, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 326 [2024-11-10 03:55:48,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 03:55:48,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 03:55:48,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 03:55:48,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 03:55:48,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,943 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,978 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 03:55:48,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:48,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:49,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:49,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:49,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 03:55:49,014 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 03:55:49,014 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 03:55:49,014 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 03:55:49,015 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (1/1) ... [2024-11-10 03:55:49,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 03:55:49,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 03:55:49,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 03:55:49,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 03:55:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 03:55:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 03:55:49,080 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 03:55:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 03:55:49,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 03:55:49,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 03:55:49,169 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 03:55:49,171 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 03:55:49,792 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-10 03:55:49,792 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 03:55:49,826 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 03:55:49,826 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 03:55:49,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:55:49 BoogieIcfgContainer [2024-11-10 03:55:49,827 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 03:55:49,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 03:55:49,831 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 03:55:49,835 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 03:55:49,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 03:55:48" (1/3) ... [2024-11-10 03:55:49,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ee5a3f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:55:49, skipping insertion in model container [2024-11-10 03:55:49,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:55:48" (2/3) ... [2024-11-10 03:55:49,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ee5a3f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 03:55:49, skipping insertion in model container [2024-11-10 03:55:49,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 03:55:49" (3/3) ... [2024-11-10 03:55:49,840 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-56.i [2024-11-10 03:55:49,859 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 03:55:49,860 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 03:55:49,948 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 03:55:49,955 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;@e441033, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 03:55:49,955 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 03:55:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 84 states have (on average 1.4047619047619047) internal successors, (118), 85 states have internal predecessors, (118), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-10 03:55:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-11-10 03:55:49,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:55:49,989 INFO L215 NwaCegarLoop]: trace histogram [57, 57, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:55:49,990 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:55:49,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:55:49,997 INFO L85 PathProgramCache]: Analyzing trace with hash 559310977, now seen corresponding path program 1 times [2024-11-10 03:55:50,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:55:50,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382122670] [2024-11-10 03:55:50,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:55:50,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:55:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:55:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:55:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:55:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:55:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:55:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:55:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:55:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:55:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:55:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:55:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 03:55:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:55:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 03:55:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:55:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:55:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:55:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 03:55:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 03:55:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 03:55:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 03:55:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 03:55:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 03:55:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 03:55:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 03:55:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 03:55:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 03:55:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:55:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 03:55:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:55:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 03:55:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:55:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 03:55:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:55:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 03:55:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:55:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 03:55:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:55:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 03:55:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:55:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 03:55:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:55:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:55:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 03:55:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:55:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 03:55:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 03:55:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 03:55:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-10 03:55:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 03:55:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-10 03:55:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 03:55:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-10 03:55:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 03:55:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-10 03:55:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-10 03:55:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 03:55:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-10 03:55:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2024-11-10 03:55:50,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:55:50,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382122670] [2024-11-10 03:55:50,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382122670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:55:50,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:55:50,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 03:55:50,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045486559] [2024-11-10 03:55:50,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:55:50,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 03:55:50,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:55:50,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 03:55:50,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:55:50,934 INFO L87 Difference]: Start difference. First operand has 144 states, 84 states have (on average 1.4047619047619047) internal successors, (118), 85 states have internal predecessors, (118), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-10 03:55:50,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:55:50,992 INFO L93 Difference]: Finished difference Result 280 states and 514 transitions. [2024-11-10 03:55:50,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 03:55:50,999 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 2 states have call successors, (57) Word has length 350 [2024-11-10 03:55:50,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:55:51,015 INFO L225 Difference]: With dead ends: 280 [2024-11-10 03:55:51,015 INFO L226 Difference]: Without dead ends: 139 [2024-11-10 03:55:51,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 03:55:51,029 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 03:55:51,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 222 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 03:55:51,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-10 03:55:51,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2024-11-10 03:55:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 80 states have (on average 1.375) internal successors, (110), 80 states have internal predecessors, (110), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-10 03:55:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 224 transitions. [2024-11-10 03:55:51,113 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 224 transitions. Word has length 350 [2024-11-10 03:55:51,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:55:51,116 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 224 transitions. [2024-11-10 03:55:51,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-10 03:55:51,116 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 224 transitions. [2024-11-10 03:55:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-11-10 03:55:51,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:55:51,131 INFO L215 NwaCegarLoop]: trace histogram [57, 57, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:55:51,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 03:55:51,132 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:55:51,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:55:51,132 INFO L85 PathProgramCache]: Analyzing trace with hash 843759614, now seen corresponding path program 1 times [2024-11-10 03:55:51,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:55:51,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147719332] [2024-11-10 03:55:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:55:51,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:55:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:55:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:55:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:55:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:55:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:55:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:55:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:55:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:55:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:55:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:55:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 03:55:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:55:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 03:55:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:55:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:55:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:55:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 03:55:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 03:55:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 03:55:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 03:55:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 03:55:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 03:55:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 03:55:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 03:55:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 03:55:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 03:55:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:55:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 03:55:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:55:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 03:55:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:55:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 03:55:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:55:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 03:55:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:55:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 03:55:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:55:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 03:55:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:55:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 03:55:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:55:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:55:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 03:55:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:55:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 03:55:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 03:55:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 03:55:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-10 03:55:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 03:55:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-10 03:55:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 03:55:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-10 03:55:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 03:55:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-10 03:55:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-10 03:55:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 03:55:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-10 03:55:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2024-11-10 03:55:51,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:55:51,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147719332] [2024-11-10 03:55:51,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147719332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:55:51,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:55:51,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 03:55:51,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905167815] [2024-11-10 03:55:51,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:55:51,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 03:55:51,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:55:51,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 03:55:51,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 03:55:51,756 INFO L87 Difference]: Start difference. First operand 139 states and 224 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) [2024-11-10 03:55:51,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:55:51,868 INFO L93 Difference]: Finished difference Result 371 states and 598 transitions. [2024-11-10 03:55:51,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 03:55:51,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) Word has length 350 [2024-11-10 03:55:51,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:55:51,875 INFO L225 Difference]: With dead ends: 371 [2024-11-10 03:55:51,877 INFO L226 Difference]: Without dead ends: 235 [2024-11-10 03:55:51,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 03:55:51,880 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 146 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 03:55:51,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 564 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 03:55:51,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2024-11-10 03:55:51,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 231. [2024-11-10 03:55:51,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 133 states have (on average 1.368421052631579) internal successors, (182), 134 states have internal predecessors, (182), 95 states have call successors, (95), 2 states have call predecessors, (95), 2 states have return successors, (95), 94 states have call predecessors, (95), 95 states have call successors, (95) [2024-11-10 03:55:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 372 transitions. [2024-11-10 03:55:51,938 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 372 transitions. Word has length 350 [2024-11-10 03:55:51,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:55:51,942 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 372 transitions. [2024-11-10 03:55:51,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) [2024-11-10 03:55:51,944 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 372 transitions. [2024-11-10 03:55:51,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-11-10 03:55:51,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:55:51,953 INFO L215 NwaCegarLoop]: trace histogram [57, 57, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:55:51,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 03:55:51,954 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:55:51,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:55:51,955 INFO L85 PathProgramCache]: Analyzing trace with hash -865284729, now seen corresponding path program 1 times [2024-11-10 03:55:51,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:55:51,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589982462] [2024-11-10 03:55:51,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:55:51,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:55:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:55:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:55:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:55:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:55:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:55:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:55:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:55:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:55:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:55:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:55:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 03:55:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:55:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 03:55:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:55:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:55:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:55:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 03:55:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 03:55:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 03:55:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 03:55:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 03:55:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 03:55:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 03:55:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 03:55:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 03:55:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 03:55:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:55:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 03:55:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:55:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 03:55:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:55:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 03:55:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:55:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 03:55:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:55:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 03:55:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:55:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 03:55:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:55:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 03:55:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:55:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:55:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 03:55:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:55:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 03:55:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 03:55:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 03:55:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-10 03:55:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 03:55:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-10 03:55:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 03:55:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-10 03:55:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 03:55:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-10 03:55:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-10 03:55:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 03:55:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-10 03:55:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:55:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2024-11-10 03:55:53,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:55:53,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589982462] [2024-11-10 03:55:53,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589982462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:55:53,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:55:53,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 03:55:53,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333220934] [2024-11-10 03:55:53,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:55:53,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 03:55:53,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:55:53,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 03:55:53,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:55:53,530 INFO L87 Difference]: Start difference. First operand 231 states and 372 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) [2024-11-10 03:55:53,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:55:53,667 INFO L93 Difference]: Finished difference Result 545 states and 857 transitions. [2024-11-10 03:55:53,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 03:55:53,668 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) Word has length 351 [2024-11-10 03:55:53,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:55:53,676 INFO L225 Difference]: With dead ends: 545 [2024-11-10 03:55:53,677 INFO L226 Difference]: Without dead ends: 317 [2024-11-10 03:55:53,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 03:55:53,680 INFO L432 NwaCegarLoop]: 231 mSDtfsCounter, 76 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 03:55:53,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 679 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 03:55:53,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2024-11-10 03:55:53,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 287. [2024-11-10 03:55:53,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 179 states have (on average 1.3631284916201116) internal successors, (244), 182 states have internal predecessors, (244), 103 states have call successors, (103), 4 states have call predecessors, (103), 4 states have return successors, (103), 100 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-10 03:55:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 450 transitions. [2024-11-10 03:55:53,741 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 450 transitions. Word has length 351 [2024-11-10 03:55:53,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:55:53,744 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 450 transitions. [2024-11-10 03:55:53,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 1 states have call predecessors, (57), 1 states have call successors, (57) [2024-11-10 03:55:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 450 transitions. [2024-11-10 03:55:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-11-10 03:55:53,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:55:53,752 INFO L215 NwaCegarLoop]: trace histogram [57, 57, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:55:53,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 03:55:53,753 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:55:53,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:55:53,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1622228104, now seen corresponding path program 1 times [2024-11-10 03:55:53,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:55:53,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463427459] [2024-11-10 03:55:53,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:55:53,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:55:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 03:56:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 03:56:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 03:56:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 03:56:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 03:56:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 03:56:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 03:56:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 03:56:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 03:56:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 03:56:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 03:56:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 03:56:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 03:56:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 03:56:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 03:56:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 03:56:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 03:56:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 03:56:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 03:56:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 03:56:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 03:56:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 03:56:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 03:56:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 03:56:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 03:56:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 03:56:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 03:56:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 03:56:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 03:56:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 03:56:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 03:56:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 03:56:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 03:56:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 03:56:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 03:56:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 03:56:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 03:56:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 03:56:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 03:56:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 03:56:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 03:56:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 03:56:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 03:56:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 03:56:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 03:56:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 03:56:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 03:56:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-10 03:56:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 03:56:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-10 03:56:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 03:56:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-10 03:56:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 03:56:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-10 03:56:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-10 03:56:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-10 03:56:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-10 03:56:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 03:56:02,550 INFO L134 CoverageAnalysis]: Checked inductivity of 6384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2024-11-10 03:56:02,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 03:56:02,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463427459] [2024-11-10 03:56:02,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463427459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 03:56:02,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 03:56:02,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 03:56:02,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456176892] [2024-11-10 03:56:02,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 03:56:02,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 03:56:02,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 03:56:02,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 03:56:02,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-10 03:56:02,554 INFO L87 Difference]: Start difference. First operand 287 states and 450 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 5 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 5 states have call predecessors, (57), 5 states have call successors, (57) [2024-11-10 03:56:09,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 03:56:09,097 INFO L93 Difference]: Finished difference Result 1915 states and 2923 transitions. [2024-11-10 03:56:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-10 03:56:09,098 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 5 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 5 states have call predecessors, (57), 5 states have call successors, (57) Word has length 351 [2024-11-10 03:56:09,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 03:56:09,111 INFO L225 Difference]: With dead ends: 1915 [2024-11-10 03:56:09,111 INFO L226 Difference]: Without dead ends: 1631 [2024-11-10 03:56:09,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=151, Invalid=355, Unknown=0, NotChecked=0, Total=506 [2024-11-10 03:56:09,115 INFO L432 NwaCegarLoop]: 350 mSDtfsCounter, 1211 mSDsluCounter, 705 mSDsCounter, 0 mSdLazyCounter, 1368 mSolverCounterSat, 678 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 2046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 678 IncrementalHoareTripleChecker+Valid, 1368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-10 03:56:09,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1211 Valid, 1055 Invalid, 2046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [678 Valid, 1368 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-10 03:56:09,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-10 03:56:09,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1217. [2024-11-10 03:56:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1217 states, 816 states have (on average 1.3725490196078431) internal successors, (1120), 834 states have internal predecessors, (1120), 366 states have call successors, (366), 34 states have call predecessors, (366), 34 states have return successors, (366), 348 states have call predecessors, (366), 366 states have call successors, (366) [2024-11-10 03:56:09,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1852 transitions. [2024-11-10 03:56:09,412 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1852 transitions. Word has length 351 [2024-11-10 03:56:09,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 03:56:09,414 INFO L471 AbstractCegarLoop]: Abstraction has 1217 states and 1852 transitions. [2024-11-10 03:56:09,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 11 states have internal predecessors, (69), 5 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 5 states have call predecessors, (57), 5 states have call successors, (57) [2024-11-10 03:56:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1852 transitions. [2024-11-10 03:56:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-11-10 03:56:09,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 03:56:09,420 INFO L215 NwaCegarLoop]: trace histogram [57, 57, 57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 03:56:09,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 03:56:09,421 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 03:56:09,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 03:56:09,421 INFO L85 PathProgramCache]: Analyzing trace with hash -415828185, now seen corresponding path program 1 times [2024-11-10 03:56:09,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 03:56:09,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135302446] [2024-11-10 03:56:09,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 03:56:09,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 03:56:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat