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-pdr.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/half.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:57:54,576 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:57:54,578 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:57:54,590 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:57:54,590 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:57:54,591 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:57:54,592 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:57:54,594 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:57:54,596 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:57:54,597 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:57:54,598 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:57:54,598 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:57:54,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:57:54,600 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:57:54,601 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:57:54,602 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:57:54,603 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:57:54,605 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:57:54,607 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:57:54,608 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:57:54,609 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:57:54,611 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:57:54,613 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:57:54,613 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:57:54,614 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:57:54,614 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:57:54,615 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:57:54,616 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:57:54,617 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:57:54,618 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:57:54,618 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:57:54,619 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:57:54,619 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:57:54,619 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:57:54,620 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:57:54,621 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:57:54,622 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 15:57:54,633 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:57:54,633 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:57:54,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:57:54,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:57:54,635 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:57:54,635 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:57:54,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:57:54,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:57:54,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:57:54,726 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:57:54,727 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:57:54,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/half.i_3.bpl [2018-07-23 15:57:54,728 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/half.i_3.bpl' [2018-07-23 15:57:54,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:57:54,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:57:54,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:57:54,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:57:54,805 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:57:54,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/1) ... [2018-07-23 15:57:54,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:57:54,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:57:54,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:57:54,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:57:54,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (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 [2018-07-23 15:57:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:57:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:57:55,112 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:57:55,113 INFO L202 PluginConnector]: Adding new model half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:57:55 BoogieIcfgContainer [2018-07-23 15:57:55,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:57:55,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:57:55,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:57:55,119 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:57:55,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:54" (1/2) ... [2018-07-23 15:57:55,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@191685b0 and model type half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:57:55, skipping insertion in model container [2018-07-23 15:57:55,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:57:55" (2/2) ... [2018-07-23 15:57:55,123 INFO L112 eAbstractionObserver]: Analyzing ICFG half.i_3.bpl [2018-07-23 15:57:55,132 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:57:55,140 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:57:55,189 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:57:55,190 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:57:55,190 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:57:55,191 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:57:55,191 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:57:55,191 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:57:55,191 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:57:55,192 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:57:55,192 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:57:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:57:55,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:57:55,221 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:57:55,222 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:57:55,222 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:57:55,227 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 15:57:55,233 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:57:55,467 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:57:55,468 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:57:55,473 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:57:55,480 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:57:55,481 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:57:55,483 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 15:57:55,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:57:55,521 INFO L93 Difference]: Finished difference Result 6 states and 6 transitions. [2018-07-23 15:57:55,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:57:55,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 15:57:55,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:57:55,531 INFO L225 Difference]: With dead ends: 6 [2018-07-23 15:57:55,531 INFO L226 Difference]: Without dead ends: 0 [2018-07-23 15:57:55,535 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:57:55,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-23 15:57:55,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-23 15:57:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-23 15:57:55,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-23 15:57:55,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2018-07-23 15:57:55,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:57:55,563 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-23 15:57:55,563 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:57:55,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-23 15:57:55,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-23 15:57:55,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-23 15:57:55,703 INFO L417 ceAbstractionStarter]: At program point L45(lines 22 45) the Hoare annotation is: (or (< ULTIMATE.start_main_~i~5 (* 2 ULTIMATE.start_main_~k~5)) (not (= 0 (ite (or (< ULTIMATE.start_main_~k~5 0) (= ULTIMATE.start_main_~n~5 ULTIMATE.start_main_~k~5)) 1 0)))) [2018-07-23 15:57:55,703 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.startErr0AssertViolationASSERT(line 47) the Hoare annotation is: false [2018-07-23 15:57:55,703 INFO L417 ceAbstractionStarter]: At program point L25(lines 25 36) the Hoare annotation is: (or (< ULTIMATE.start_main_~i~5 (* 2 ULTIMATE.start_main_~k~5)) (not (= 0 (ite (or (< ULTIMATE.start_main_~k~5 0) (= ULTIMATE.start_main_~n~5 ULTIMATE.start_main_~k~5)) 1 0)))) [2018-07-23 15:57:55,704 INFO L417 ceAbstractionStarter]: At program point L35(lines 35 46) the Hoare annotation is: false [2018-07-23 15:57:55,704 INFO L424 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 48) the Hoare annotation is: true [2018-07-23 15:57:55,705 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 48) no Hoare annotation was computed. [2018-07-23 15:57:55,705 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 48) the Hoare annotation is: false [2018-07-23 15:57:55,711 INFO L202 PluginConnector]: Adding new model half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:57:55 BoogieIcfgContainer [2018-07-23 15:57:55,711 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:57:55,712 INFO L168 Benchmark]: Toolchain (without parser) took 909.01 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:55,715 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:57:55,715 INFO L168 Benchmark]: Boogie Preprocessor took 55.81 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:57:55,716 INFO L168 Benchmark]: RCFGBuilder took 251.12 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:55,718 INFO L168 Benchmark]: TraceAbstraction took 596.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:55,721 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 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.81 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 251.12 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 596.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: 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: 35]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: main_~i~5 < 2 * main_~k~5 || !(0 == (if main_~k~5 < 0 || main_~n~5 == main_~k~5 then 1 else 0)) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: main_~i~5 < 2 * main_~k~5 || !(0 == (if main_~k~5 < 0 || main_~n~5 == main_~k~5 then 1 else 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 44 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, 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/half.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-57-55-734.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/half.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-57-55-734.csv Received shutdown request...