java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/abstractInterpretation/regression/eq/33_literals_are_not_equal.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:11:11,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:11:11,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:11:11,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:11:11,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:11:11,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:11:11,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:11:11,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:11:11,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:11:11,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:11:11,996 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:11:11,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:11:11,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:11:11,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:11:11,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:11:12,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:11:12,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:11:12,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:11:12,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:11:12,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:11:12,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:11:12,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:11:12,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:11:12,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:11:12,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:11:12,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:11:12,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:11:12,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:11:12,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:11:12,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:11:12,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:11:12,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:11:12,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:11:12,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:11:12,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:11:12,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:11:12,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:11:12,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:11:12,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:11:12,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:11:12,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:11:12,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:11:12,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:11:12,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:11:12,089 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:11:12,090 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:11:12,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/33_literals_are_not_equal.bpl [2019-08-05 11:11:12,091 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/33_literals_are_not_equal.bpl' [2019-08-05 11:11:12,124 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:11:12,126 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:11:12,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:11:12,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:11:12,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:11:12,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,162 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:11:12,162 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:11:12,162 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:11:12,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:11:12,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:11:12,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:11:12,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:11:12,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... [2019-08-05 11:11:12,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:11:12,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:11:12,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:11:12,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:11:12,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 11:11:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:11:12,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:11:12,417 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:11:12,417 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:11:12,419 INFO L202 PluginConnector]: Adding new model 33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:11:12 BoogieIcfgContainer [2019-08-05 11:11:12,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:11:12,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:11:12,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:11:12,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:11:12,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:11:12" (1/2) ... [2019-08-05 11:11:12,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7faa8685 and model type 33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:11:12, skipping insertion in model container [2019-08-05 11:11:12,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:11:12" (2/2) ... [2019-08-05 11:11:12,427 INFO L109 eAbstractionObserver]: Analyzing ICFG 33_literals_are_not_equal.bpl [2019-08-05 11:11:12,437 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:11:12,444 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:11:12,460 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:11:12,488 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:11:12,488 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:11:12,489 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:11:12,489 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:11:12,489 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:11:12,489 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:11:12,489 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:11:12,490 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:11:12,490 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:11:12,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2019-08-05 11:11:12,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:11:12,515 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:11:12,517 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:11:12,525 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:11:12,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:11:12,535 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:11:12,584 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:11:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:11:12,604 WARN L254 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 11:11:12,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:11:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 11:11:12,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:11:12,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 11:11:12,657 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 11:11:12,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 11:11:12,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:11:12,672 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2019-08-05 11:11:12,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:11:12,702 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2019-08-05 11:11:12,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 11:11:12,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-08-05 11:11:12,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:11:12,712 INFO L225 Difference]: With dead ends: 3 [2019-08-05 11:11:12,713 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:11:12,716 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 11:11:12,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:11:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:11:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:11:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:11:12,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2 [2019-08-05 11:11:12,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:11:12,746 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:11:12,747 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 11:11:12,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:11:12,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:11:12,751 INFO L202 PluginConnector]: Adding new model 33_literals_are_not_equal.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:11:12 BoogieIcfgContainer [2019-08-05 11:11:12,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:11:12,754 INFO L168 Benchmark]: Toolchain (without parser) took 627.89 ms. Allocated memory is still 137.9 MB. Free memory was 107.7 MB in the beginning and 78.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,756 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.19 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 105.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,758 INFO L168 Benchmark]: Boogie Preprocessor took 22.71 ms. Allocated memory is still 137.9 MB. Free memory was 105.7 MB in the beginning and 104.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,759 INFO L168 Benchmark]: RCFGBuilder took 230.77 ms. Allocated memory is still 137.9 MB. Free memory was 104.5 MB in the beginning and 96.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,760 INFO L168 Benchmark]: TraceAbstraction took 331.36 ms. Allocated memory is still 137.9 MB. Free memory was 96.0 MB in the beginning and 78.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:11:12,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.19 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 105.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.71 ms. Allocated memory is still 137.9 MB. Free memory was 105.7 MB in the beginning and 104.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 230.77 ms. Allocated memory is still 137.9 MB. Free memory was 104.5 MB in the beginning and 96.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 331.36 ms. Allocated memory is still 137.9 MB. Free memory was 96.0 MB in the beginning and 78.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...