java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:57:04,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:57:04,183 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:57:04,196 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:57:04,196 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:57:04,197 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:57:04,198 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:57:04,200 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:57:04,202 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:57:04,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:57:04,204 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:57:04,204 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:57:04,205 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:57:04,206 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:57:04,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:57:04,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:57:04,212 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:57:04,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:57:04,222 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:57:04,224 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:57:04,225 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:57:04,226 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:57:04,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:57:04,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:57:04,230 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:57:04,235 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:57:04,236 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:57:04,238 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:57:04,239 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:57:04,240 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:57:04,240 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:57:04,243 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:57:04,243 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:57:04,245 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:57:04,246 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:57:04,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:57:04,247 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:57:04,262 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:57:04,263 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:57:04,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:57:04,264 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:57:04,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:57:04,265 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:57:04,265 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:57:04,265 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:57:04,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:57:04,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:57:04,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:57:04,341 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:57:04,342 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:57:04,343 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl [2018-07-25 14:57:04,343 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl' [2018-07-25 14:57:04,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:57:04,402 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:57:04,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:04,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:57:04,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:57:04,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,443 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:57:04,444 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:57:04,444 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:57:04,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:04,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:57:04,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:57:04,448 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:57:04,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:57:04,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:57:04,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:57:04,470 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:57:04,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/1) ... [2018-07-25 14:57:04,553 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:57:04,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:57:04,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:57:04,662 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:57:04,663 INFO L202 PluginConnector]: Adding new model InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:04 BoogieIcfgContainer [2018-07-25 14:57:04,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:57:04,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:57:04,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:57:04,668 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:57:04,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:04" (1/2) ... [2018-07-25 14:57:04,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91eafa6 and model type InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:57:04, skipping insertion in model container [2018-07-25 14:57:04,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:04" (2/2) ... [2018-07-25 14:57:04,672 INFO L112 eAbstractionObserver]: Analyzing ICFG InvariantSynthesisWpOverapproxIntRealNegationBug.bpl [2018-07-25 14:57:04,683 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:57:04,690 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:57:04,733 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:57:04,734 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:57:04,734 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:57:04,735 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:57:04,735 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:57:04,735 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:57:04,735 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:57:04,736 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:57:04,736 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:57:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-25 14:57:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-25 14:57:04,758 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:57:04,760 INFO L354 BasicCegarLoop]: trace histogram [1, 1] [2018-07-25 14:57:04,761 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:57:04,768 INFO L82 PathProgramCache]: Analyzing trace with hash 967, now seen corresponding path program 1 times [2018-07-25 14:57:04,775 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:57:04,841 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:57:04,842 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-25 14:57:04,847 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:57:04,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:57:04,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 14:57:04,856 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2018-07-25 14:57:04,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:57:04,875 INFO L93 Difference]: Finished difference Result 4 states and 4 transitions. [2018-07-25 14:57:04,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:57:04,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-25 14:57:04,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:57:04,885 INFO L225 Difference]: With dead ends: 4 [2018-07-25 14:57:04,885 INFO L226 Difference]: Without dead ends: 0 [2018-07-25 14:57:04,889 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 14:57:04,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-25 14:57:04,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-25 14:57:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-25 14:57:04,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-25 14:57:04,919 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2 [2018-07-25 14:57:04,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:57:04,920 INFO L472 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-25 14:57:04,920 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:57:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-25 14:57:04,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-25 14:57:04,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-25 14:57:04,967 INFO L425 ceAbstractionStarter]: At program point mainENTRY(lines 15 22) the Hoare annotation is: true [2018-07-25 14:57:04,968 INFO L422 ceAbstractionStarter]: For program point mainFINAL(lines 15 22) no Hoare annotation was computed. [2018-07-25 14:57:04,969 INFO L418 ceAbstractionStarter]: At program point mainEXIT(lines 15 22) the Hoare annotation is: (or (<= 100 y) (< x 100)) [2018-07-25 14:57:04,969 INFO L418 ceAbstractionStarter]: At program point mainErr0ASSERT_VIOLATIONASSERT(line 21) the Hoare annotation is: false [2018-07-25 14:57:04,970 INFO L418 ceAbstractionStarter]: At program point L19-1(line 19) the Hoare annotation is: (or (<= 100 y) (< x 100)) [2018-07-25 14:57:04,978 INFO L202 PluginConnector]: Adding new model InvariantSynthesisWpOverapproxIntRealNegationBug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:57:04 BoogieIcfgContainer [2018-07-25 14:57:04,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:57:04,980 INFO L168 Benchmark]: Toolchain (without parser) took 578.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-07-25 14:57:04,982 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:04,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:04,984 INFO L168 Benchmark]: Boogie Preprocessor took 22.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:04,985 INFO L168 Benchmark]: RCFGBuilder took 193.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-07-25 14:57:04,986 INFO L168 Benchmark]: TraceAbstraction took 314.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-07-25 14:57:04,992 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 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.00 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 193.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. * TraceAbstraction took 314.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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: 21]: 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: 19]: Loop Invariant Derived loop invariant: 100 <= y || x < 100 - ProcedureContractResult [Line: 15]: Procedure Contract for main Derived contract for procedure main: 100 <= y || x < 100 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 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, 20 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s 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/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-57-05-010.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/InvariantSynthesisWpOverapproxIntRealNegationBug.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-57-05-010.csv Received shutdown request...