NO 2019-05-11 07:12:38,625 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:38,628 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:38,632 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:38,632 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:38,633 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:38,633 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:38,634 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:38,634 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:38,634 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:38,637 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:38,637 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:38,638 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:38,638 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:38,638 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:38,638 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:38,640 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:12:40,487 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:12:40,488 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:12:40,488 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:40,488 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:40,843 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:40,843 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:40,844 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:12:40,844 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:12:40,844 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:40,844 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:12:40,844 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:40,845 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:12:40,845 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:12:40,845 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:12:40,845 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:12:40,845 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:12:40,845 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:12:40,846 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:12:40,846 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:12:40,846 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:12:40,846 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:12:40,846 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:12:40,847 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:12:40,847 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:12:40,847 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:12:40,847 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:12:40,847 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:12:40,847 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:12:40,848 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:12:40,848 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:12:40,848 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:12:40,848 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:40,848 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:12:40,849 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:12:40,849 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:40,849 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:40,849 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:40,849 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:40,850 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:41,064 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:41,070 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:41,071 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:41,073 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:41,074 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:41,075 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:41,075 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:12:41,198 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:41,201 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:41,201 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:41,201 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:41,204 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:41,205 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,312 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:41,313 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:41,313 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:41,313 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:41,329 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,333 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,334 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,335 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,336 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,337 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,338 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:41,338 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:41,339 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:41,339 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:41,340 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,436 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 07:12:41,438 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 07:12:41,543 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:41,543 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:41,543 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:41,545 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:41,545 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,559 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:41,591 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:41,592 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:41,593 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:41,593 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:41,593 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:41,594 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:41,595 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:41" (1/5) ... 2019-05-11 07:12:41,596 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:41" (2/5) ... 2019-05-11 07:12:41,596 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:41" (3/5) ... 2019-05-11 07:12:41,596 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:41" (4/5) ... 2019-05-11 07:12:41,597 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:41" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:41,696 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:41,697 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:41,697 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:41,697 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:41,700 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.05 07:12:41" (1/1) ... 2019-05-11 07:12:42,046 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:42,047 INFO [Benchmark.java:150]: Toolchain (without parser) took 848.17 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 548.5 MB in the end (delta: 55.6 MB). Peak memory consumption was 55.6 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,049 INFO [Benchmark.java:150]: CDTParser took 112.46 ms. Allocated memory is still 643.3 MB. Free memory was 612.2 MB in the beginning and 605.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,050 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 111.56 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 600.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,051 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.46 ms. Allocated memory is still 643.3 MB. Free memory was 600.1 MB in the beginning and 598.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,052 INFO [Benchmark.java:150]: RCFGBuilder took 204.44 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 584.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,053 INFO [Benchmark.java:150]: BlockEncoding took 49.80 ms. Allocated memory is still 643.3 MB. Free memory was 584.6 MB in the beginning and 580.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,053 INFO [Benchmark.java:150]: TraceAbstraction took 103.40 ms. Allocated memory is still 643.3 MB. Free memory was 580.6 MB in the beginning and 575.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,054 INFO [Benchmark.java:150]: BuchiAutomizer took 349.60 ms. Allocated memory is still 643.3 MB. Free memory was 575.2 MB in the beginning and 548.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,061 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 07:12:42,061 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:42,061 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:42,061 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 10]: Procedure Contract for main 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 17]: Loop Invariant 2019-05-11 07:12:42,062 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:42,063 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:42,063 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 07:12:42,063 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:42,063 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:42,063 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one nonterminating module. 2019-05-11 07:12:42,064 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:42,064 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:12:42,064 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:42,065 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 07:12:42,065 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:12:42,065 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:12:42,065 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 17]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:12:42,066 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@4ee0a7d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2dfbd97b=0, x=0, y=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ee0a7d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2dfbd97b=0, x=0, y=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ee0a7d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2dfbd97b=0, x=0, y=0} 2019-05-11 07:12:42,066 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:12:42,066 INFO [BasicToolchainJob.java:95]: Fixpoint Lambdas: [0, 0, 0] Ray: is zero 2019-05-11 07:12:42,066 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 17]: Nonterminating execution 2019-05-11 07:12:42,067 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L12] int x; [L13] int y; [L14] x = __VERIFIER_nondet_int() [L15] y = __VERIFIER_nondet_int() [L16] COND TRUE y >= 0 Loop: [L17] COND TRUE x >= 0 [L18] x = x - y End of lasso representation. 2019-05-11 07:12:42,068 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:42,068 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:42,074 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 112.46 ms. Allocated memory is still 643.3 MB. Free memory was 612.2 MB in the beginning and 605.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 111.56 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 600.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 25.46 ms. Allocated memory is still 643.3 MB. Free memory was 600.1 MB in the beginning and 598.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB * RCFGBuilder took 204.44 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 584.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 53.1 GB * BlockEncoding took 49.80 ms. Allocated memory is still 643.3 MB. Free memory was 584.6 MB in the beginning and 580.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB * TraceAbstraction took 103.40 ms. Allocated memory is still 643.3 MB. Free memory was 580.6 MB in the beginning and 575.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 53.1 GB * BuchiAutomizer took 349.60 ms. Allocated memory is still 643.3 MB. Free memory was 575.2 MB in the beginning and 548.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:42,100 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully