java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-nestedInterpolants.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-23 13:50:40,566 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 13:50:40,568 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 13:50:40,582 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 13:50:40,582 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 13:50:40,583 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 13:50:40,586 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 13:50:40,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 13:50:40,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 13:50:40,592 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 13:50:40,593 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 13:50:40,593 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 13:50:40,594 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 13:50:40,595 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 13:50:40,597 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 13:50:40,597 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 13:50:40,598 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 13:50:40,600 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 13:50:40,602 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 13:50:40,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 13:50:40,605 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 13:50:40,606 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 13:50:40,609 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 13:50:40,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 13:50:40,609 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 13:50:40,610 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 13:50:40,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 13:50:40,612 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 13:50:40,613 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 13:50:40,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 13:50:40,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 13:50:40,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 13:50:40,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 13:50:40,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 13:50:40,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 13:50:40,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 13:50:40,618 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-nestedInterpolants.epf [2018-07-23 13:50:40,642 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 13:50:40,642 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 13:50:40,644 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-23 13:50:40,645 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-23 13:50:40,645 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 13:50:40,645 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-07-23 13:50:40,645 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 13:50:40,645 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 13:50:40,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 13:50:40,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 13:50:40,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 13:50:40,741 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 13:50:40,742 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 13:50:40,742 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-23 13:50:40,743 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl' [2018-07-23 13:50:40,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 13:50:40,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 13:50:40,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 13:50:40,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 13:50:40,801 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 13:50:40,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 13:50:40,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 13:50:40,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 13:50:40,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 13:50:40,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/1) ... [2018-07-23 13:50:40,941 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-07-23 13:50:40,942 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-07-23 13:50:41,059 INFO L258 CfgBuilder]: Using library mode [2018-07-23 13:50:41,060 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:50:41 BoogieIcfgContainer [2018-07-23 13:50:41,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 13:50:41,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 13:50:41,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 13:50:41,065 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 13:50:41,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:50:40" (1/2) ... [2018-07-23 13:50:41,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9adae3 and model type DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:50:41, skipping insertion in model container [2018-07-23 13:50:41,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:50:41" (2/2) ... [2018-07-23 13:50:41,072 INFO L112 eAbstractionObserver]: Analyzing ICFG DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-23 13:50:41,082 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-07-23 13:50:41,090 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 13:50:41,137 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 13:50:41,138 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 13:50:41,139 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 13:50:41,139 INFO L375 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-07-23 13:50:41,139 INFO L376 AbstractCegarLoop]: Backedges is CANONICAL [2018-07-23 13:50:41,139 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 13:50:41,140 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 13:50:41,140 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 13:50:41,140 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 13:50:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-23 13:50:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:50:41,164 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:50:41,165 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:50:41,165 INFO L414 AbstractCegarLoop]: === Iteration 1 === [procErr0AssertViolationASSERT]=== [2018-07-23 13:50:41,171 INFO L82 PathProgramCache]: Analyzing trace with hash 967, now seen corresponding path program 1 times [2018-07-23 13:50:41,178 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:50:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:50:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:50:41,326 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:50:41,326 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:50:41,328 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:50:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:50:41,329 INFO L185 omatonBuilderFactory]: Interpolants [7#true, 8#false, 9#(or (<= proc_a (* 2 (div proc_a 2))) (< 3 (div proc_a 2)))] [2018-07-23 13:50:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:50:41,330 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:50:41,343 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:50:41,344 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:50:41,346 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2018-07-23 13:50:41,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:50:41,375 INFO L93 Difference]: Finished difference Result 4 states and 4 transitions. [2018-07-23 13:50:41,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:50:41,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:50:41,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:50:41,392 INFO L225 Difference]: With dead ends: 4 [2018-07-23 13:50:41,392 INFO L226 Difference]: Without dead ends: 0 [2018-07-23 13:50:41,399 INFO L575 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 [2018-07-23 13:50:41,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-23 13:50:41,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-23 13:50:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-23 13:50:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-23 13:50:41,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2 [2018-07-23 13:50:41,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:50:41,431 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-23 13:50:41,431 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:50:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-23 13:50:41,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-23 13:50:41,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-23 13:50:41,479 INFO L417 ceAbstractionStarter]: At program point L16(lines 16 18) the Hoare annotation is: (let ((.cse0 (div proc_a 2))) (or (<= proc_a (* 2 .cse0)) (< 3 .cse0))) [2018-07-23 13:50:41,479 INFO L417 ceAbstractionStarter]: At program point procEXIT(lines 12 20) the Hoare annotation is: (let ((.cse0 (div proc_a 2))) (or (<= proc_a (* 2 .cse0)) (< 3 .cse0))) [2018-07-23 13:50:41,479 INFO L421 ceAbstractionStarter]: For program point procFINAL(lines 12 20) no Hoare annotation was computed. [2018-07-23 13:50:41,480 INFO L424 ceAbstractionStarter]: At program point procENTRY(lines 12 20) the Hoare annotation is: true [2018-07-23 13:50:41,480 INFO L417 ceAbstractionStarter]: At program point procErr0AssertViolationASSERT(line 19) the Hoare annotation is: false [2018-07-23 13:50:41,491 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 01:50:41 BoogieIcfgContainer [2018-07-23 13:50:41,491 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 13:50:41,492 INFO L168 Benchmark]: Toolchain (without parser) took 693.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 13:50:41,494 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 13:50:41,495 INFO L168 Benchmark]: Boogie Preprocessor took 52.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 13:50:41,496 INFO L168 Benchmark]: RCFGBuilder took 207.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-23 13:50:41,497 INFO L168 Benchmark]: TraceAbstraction took 429.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-23 13:50:41,503 INFO L336 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 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 207.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 429.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 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 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: a <= 2 * (a / 2) || 3 < a / 2 - ProcedureContractResult [Line: 12]: Procedure Contract for proc Derived contract for procedure proc: a <= 2 * (a / 2) || 3 < a / 2 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 2 SolverSat, 1 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: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 28 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_13-50-41-522.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_13-50-41-522.csv Received shutdown request...