NO 2019-05-11 07:12:11,365 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:11,368 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:11,372 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:11,372 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:11,373 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:11,373 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:11,373 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:11,374 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:11,374 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:11,376 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:11,377 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:11,377 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:11,377 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:11,378 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:11,378 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:11,379 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:12:13,452 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:12:13,452 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:12:13,452 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:13,452 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:13,804 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:13,804 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:13,805 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:12:13,805 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:12:13,805 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:13,805 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:12:13,806 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:13,806 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:12:13,806 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:12:13,806 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:12:13,806 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:12:13,807 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:12:13,807 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:12:13,807 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:12:13,807 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:12:13,807 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:12:13,807 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:12:13,808 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:12:13,808 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:12:13,808 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:12:13,808 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:12:13,808 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:12:13,809 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:12:13,809 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:12:13,809 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:12:13,809 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:12:13,809 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:12:13,809 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:13,810 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:12:13,810 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:12:13,810 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:13,810 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:13,810 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:13,811 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:13,811 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:14,026 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:14,033 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:14,033 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:14,035 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:14,037 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:14,037 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:14,037 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:14,158 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:14,160 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:14,160 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:14,160 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:14,163 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:14,164 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,268 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:14,269 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:14,269 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:14,269 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:14,285 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,290 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,290 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,292 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,293 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,294 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,295 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:14,295 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:14,295 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:14,296 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:14,297 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,394 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 07:12:14,396 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 07:12:14,499 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:14,500 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:14,500 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:14,501 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:14,501 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,515 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:14,545 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:14,546 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:14,546 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:14,547 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:14,547 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:14,548 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:14,549 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:14" (1/5) ... 2019-05-11 07:12:14,550 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:14" (2/5) ... 2019-05-11 07:12:14,550 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:14" (3/5) ... 2019-05-11 07:12:14,550 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:14" (4/5) ... 2019-05-11 07:12:14,551 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:14" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:14,639 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:14,640 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:14,640 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:14,643 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:14,645 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.05 07:12:14" (1/1) ... 2019-05-11 07:12:15,354 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,357 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,442 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,449 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,547 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,550 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,782 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,785 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,836 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,840 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:16,161 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:16,162 INFO [Benchmark.java:150]: Toolchain (without parser) took 2003.65 ms. Allocated memory is still 649.6 MB. Free memory was 612.9 MB in the beginning and 469.1 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,164 INFO [Benchmark.java:150]: CDTParser took 109.68 ms. Allocated memory is still 649.6 MB. Free memory was 621.0 MB in the beginning and 614.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,165 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 108.83 ms. Allocated memory is still 649.6 MB. Free memory was 612.9 MB in the beginning and 606.2 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,166 INFO [Benchmark.java:150]: Boogie Preprocessor took 26.06 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 07:12:16,167 INFO [Benchmark.java:150]: RCFGBuilder took 204.15 ms. Allocated memory is still 649.6 MB. Free memory was 604.9 MB in the beginning and 589.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,167 INFO [Benchmark.java:150]: BlockEncoding took 46.95 ms. Allocated memory is still 649.6 MB. Free memory was 589.7 MB in the beginning and 587.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,168 INFO [Benchmark.java:150]: TraceAbstraction took 92.65 ms. Allocated memory is still 649.6 MB. Free memory was 587.0 MB in the beginning and 580.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,169 INFO [Benchmark.java:150]: BuchiAutomizer took 1521.68 ms. Allocated memory is still 649.6 MB. Free memory was 580.2 MB in the beginning and 469.1 MB in the end (delta: 111.2 MB). Peak memory consumption was 111.2 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,177 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 07:12:16,177 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:16,178 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:16,178 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:16,178 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:16,178 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:16,178 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 11]: Procedure Contract for main 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 16]: Loop Invariant 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:16,179 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 07:12:16,179 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:16,179 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one nonterminating module. 2019-05-11 07:12:16,180 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:16,180 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:12:16,180 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:16,180 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 1.4s and 1 iterations. Analysis of lassos took 1.4s. 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: inital13 mio100 ax100 hnf92 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq185 hnf104 smp100 dnf148 smp100 tf103 neg100 sie100 Nontermination: inital13 mio100 ax100 hnf92 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq185 hnf104 smp100 dnf148 smp100 tf103 neg100 sie100 LassoTerminationAnalysisBenchmarks: not available 2019-05-11 07:12:16,180 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:12:16,181 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:12:16,181 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 16]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:12:16,181 INFO [BasicToolchainJob.java:95]: Nontermination argument in form of an infinite execution State at position 0 is {x=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a1274ac=0} State at position 1 is {x=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a1274ac=0} For i>1, the state at position i is {x=-1 + i * -2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a1274ac=0} 2019-05-11 07:12:16,181 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:12:16,182 INFO [BasicToolchainJob.java:95]: Unbounded Execution Lambdas: [0, 1] Ray: is not zero 2019-05-11 07:12:16,182 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 16]: Nonterminating execution 2019-05-11 07:12:16,183 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x; [L14] x = __VERIFIER_nondet_int() [L15] COND TRUE x > 0 [L16] COND TRUE x != 0 [L17] x = x - 2 Loop: [L16] COND TRUE x != 0 [L17] x = x - 2 End of lasso representation. 2019-05-11 07:12:16,183 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:16,183 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:16,189 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 109.68 ms. Allocated memory is still 649.6 MB. Free memory was 621.0 MB in the beginning and 614.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 108.83 ms. Allocated memory is still 649.6 MB. Free memory was 612.9 MB in the beginning and 606.2 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 26.06 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 204.15 ms. Allocated memory is still 649.6 MB. Free memory was 604.9 MB in the beginning and 589.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 53.1 GB * BlockEncoding took 46.95 ms. Allocated memory is still 649.6 MB. Free memory was 589.7 MB in the beginning and 587.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB * TraceAbstraction took 92.65 ms. Allocated memory is still 649.6 MB. Free memory was 587.0 MB in the beginning and 580.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 53.1 GB * BuchiAutomizer took 1521.68 ms. Allocated memory is still 649.6 MB. Free memory was 580.2 MB in the beginning and 469.1 MB in the end (delta: 111.2 MB). Peak memory consumption was 111.2 MB. Max. memory is 53.1 GB 2019-05-11 07:12:16,216 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully