NO 2019-05-11 07:12:24,751 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:24,754 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:24,758 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:24,758 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:24,759 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:24,759 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:24,760 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:24,760 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:24,760 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:24,763 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:24,763 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:24,763 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:24,763 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:24,764 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:24,764 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:24,765 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:12:26,927 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:12:26,927 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:12:26,927 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:26,928 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:27,279 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:27,280 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:27,280 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:12:27,280 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:12:27,281 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:27,281 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:12:27,281 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:27,281 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:12:27,281 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:12:27,281 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:12:27,282 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:12:27,282 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:12:27,282 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:12:27,282 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:12:27,282 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:12:27,283 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:12:27,283 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:12:27,283 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:12:27,283 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:12:27,283 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:12:27,283 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:12:27,284 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:12:27,284 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:12:27,284 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:12:27,284 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:12:27,284 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:12:27,284 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:12:27,285 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:27,285 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:12:27,285 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:12:27,285 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:27,285 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:27,286 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:27,286 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:27,286 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:27,501 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:27,508 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:27,508 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:27,510 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:27,512 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:27,512 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:27,512 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:27,634 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:27,636 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:27,636 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:27,636 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:27,640 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:27,640 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,746 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:27,747 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:27,747 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:27,747 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:27,763 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,768 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,768 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,770 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,771 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,772 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,773 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:27,773 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:27,773 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:27,773 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:27,775 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,871 INFO [MonitoredProcess.java:173]: Starting monitored process 1 with ./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 2019-05-11 07:12:27,873 INFO [MonitoredProcess.java:275]: Waiting until toolchain timeout for monitored process 1 with ./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:27,977 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:27,977 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:27,977 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:27,979 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:27,979 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:27,992 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:27" (1/1) ... 2019-05-11 07:12:28,024 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:28,025 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:28,026 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:28,027 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:28,028 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:28,029 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:28,029 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:27" (1/5) ... 2019-05-11 07:12:28,030 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:27" (2/5) ... 2019-05-11 07:12:28,030 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:27" (3/5) ... 2019-05-11 07:12:28,031 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:27" (4/5) ... 2019-05-11 07:12:28,031 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:28" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:28,123 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:28,123 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:28,124 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:28,124 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:28,127 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.05 07:12:28" (1/1) ... 2019-05-11 07:12:28,492 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:28,493 INFO [Benchmark.java:150]: Toolchain (without parser) took 858.36 ms. Allocated memory is still 649.6 MB. Free memory was 610.2 MB in the beginning and 553.9 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,495 INFO [Benchmark.java:150]: CDTParser took 110.92 ms. Allocated memory is still 649.6 MB. Free memory was 618.3 MB in the beginning and 611.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,496 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 110.49 ms. Allocated memory is still 649.6 MB. Free memory was 610.2 MB in the beginning and 606.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,497 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.82 ms. Allocated memory is still 649.6 MB. Free memory was 606.2 MB in the beginning and 604.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,498 INFO [Benchmark.java:150]: RCFGBuilder took 204.09 ms. Allocated memory is still 649.6 MB. Free memory was 604.9 MB in the beginning and 590.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,499 INFO [Benchmark.java:150]: BlockEncoding took 49.11 ms. Allocated memory is still 649.6 MB. Free memory was 590.4 MB in the beginning and 586.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,499 INFO [Benchmark.java:150]: TraceAbstraction took 96.68 ms. Allocated memory is still 649.6 MB. Free memory was 586.3 MB in the beginning and 580.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,500 INFO [Benchmark.java:150]: BuchiAutomizer took 368.82 ms. Allocated memory is still 649.6 MB. Free memory was 580.9 MB in the beginning and 553.9 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,507 INFO [ResultNotifier.java:119]: RESULT: Ultimate could not prove your program: Toolchain returned no Result. RESULT: Ultimate could not prove your program: Toolchain returned no Result. 2019-05-11 07:12:28,507 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:28,507 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 11]: Procedure Contract for main 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:28,508 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 18]: Loop Invariant 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:95]: CFG has 11 locations, 0 error locations. Automizer needed 0.0s and 0 iterations. Automata difference (including EdgeChecker) took 0.0s. Computation of Hoare annotation took 0.0s. Minimization removed 0 states and took 0.0s. Biggest automaton had 11 states and ocurred in iteration 0. InterpolantCoveringCapability: 0/0 ICC %: NaN EdgeCheckerBenchmarkData: No data available TraceCheckerBenchmark: No data available InterpolantConsolidationBenchmark: No data available 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one nonterminating module. 2019-05-11 07:12:28,509 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:28,510 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:12:28,510 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:28,510 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 0.3s and 1 iterations. Analysis of lassos took 0.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization removed 0 states and took 0.0s. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 EdgeCheckerBenchmarkData: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Termination: inital11 mio100 ax100 hnf100 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq155 hnf94 smp100 dnf100 smp100 tf106 neg100 sie100 Nontermination: inital11 mio100 ax100 hnf100 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq155 hnf94 smp100 dnf100 smp100 tf106 neg100 sie100 LassoTerminationAnalysisBenchmarks: not available 2019-05-11 07:12:28,511 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:12:28,511 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:12:28,511 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 18]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:12:28,512 INFO [BasicToolchainJob.java:95]: Nontermination argument in form of an infinite execution State at position 0 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7937f6a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1949f5ea=0, y=0, x=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7937f6a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1949f5ea=0, y=0, x=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7937f6a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1949f5ea=0, y=0, x=0} 2019-05-11 07:12:28,512 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:12:28,512 INFO [BasicToolchainJob.java:95]: Fixpoint Lambdas: [0, 0, 0] Ray: is zero 2019-05-11 07:12:28,512 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 18]: Nonterminating execution 2019-05-11 07:12:28,513 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x; [L14] int y; [L15] x = __VERIFIER_nondet_int() [L16] y = __VERIFIER_nondet_int() [L17] COND TRUE y < 1 Loop: [L18] COND TRUE x >= 0 [L19] x = x - y End of lasso representation. 2019-05-11 07:12:28,513 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:28,514 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:28,520 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 110.92 ms. Allocated memory is still 649.6 MB. Free memory was 618.3 MB in the beginning and 611.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 110.49 ms. Allocated memory is still 649.6 MB. Free memory was 610.2 MB in the beginning and 606.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 25.82 ms. Allocated memory is still 649.6 MB. Free memory was 606.2 MB in the beginning and 604.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB * RCFGBuilder took 204.09 ms. Allocated memory is still 649.6 MB. Free memory was 604.9 MB in the beginning and 590.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 53.1 GB * BlockEncoding took 49.11 ms. Allocated memory is still 649.6 MB. Free memory was 590.4 MB in the beginning and 586.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 53.1 GB * TraceAbstraction took 96.68 ms. Allocated memory is still 649.6 MB. Free memory was 586.3 MB in the beginning and 580.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB * BuchiAutomizer took 368.82 ms. Allocated memory is still 649.6 MB. Free memory was 580.9 MB in the beginning and 553.9 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:28,547 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully