NO 2019-05-11 07:11:39,484 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:11:39,487 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:11:39,491 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:11:39,491 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:11:39,492 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:11:39,492 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:11:39,492 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:11:39,493 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:11:39,493 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:11:39,495 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:11:39,496 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:11:39,496 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:11:39,496 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:11:39,496 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:11:39,497 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:11:39,498 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf !SESSION 2019-05-11 07:11:38.209 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_181 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: --console --console ./../AutomizerAndBuchiAutomizerCWithBlockEncoding.xml /export/starexec/sandbox2/benchmark/theBenchmark.c --settings ./../termcomp2015.epf Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog --console -data @user.home/.ultimate --console ./../AutomizerAndBuchiAutomizerCWithBlockEncoding.xml /export/starexec/sandbox2/benchmark/theBenchmark.c --settings ./../termcomp2015.epf !ENTRY org.eclipse.equinox.preferences 4 4 2019-05-11 07:11:39.565 !MESSAGE Exception saving preferences to: /mnt/nfs/itf-rs-store17/home/sandbox2/.ultimate/.metadata/.plugins/org.eclipse.core.runtime/.settings/de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.prefs. !STACK 0 java.io.FileNotFoundException: /mnt/nfs/itf-rs-store17/home/sandbox2/.ultimate/.metadata/.plugins/org.eclipse.core.runtime/.settings/de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.prefs.bak (No such file or directory) at java.io.FileInputStream.open0(Native Method) at java.io.FileInputStream.open(FileInputStream.java:195) at java.io.FileInputStream.(FileInputStream.java:138) at org.eclipse.core.internal.preferences.SafeFileOutputStream.copy(SafeFileOutputStream.java:83) at org.eclipse.core.internal.preferences.SafeFileOutputStream.(SafeFileOutputStream.java:49) at org.eclipse.core.internal.preferences.EclipsePreferences.write(EclipsePreferences.java:317) at org.eclipse.core.internal.preferences.EclipsePreferences.save(EclipsePreferences.java:1135) at org.eclipse.core.internal.preferences.EclipsePreferences.save(EclipsePreferences.java:1111) at org.eclipse.core.internal.preferences.EclipsePreferences.internalFlush(EclipsePreferences.java:471) at org.eclipse.core.internal.preferences.EclipsePreferences.flush(EclipsePreferences.java:429) at org.eclipse.core.internal.preferences.EclipsePreferences.internalFlush(EclipsePreferences.java:455) at org.eclipse.core.internal.preferences.EclipsePreferences.flush(EclipsePreferences.java:429) at org.eclipse.core.internal.preferences.RootPreferences.flush(RootPreferences.java:39) at org.eclipse.core.internal.preferences.PreferencesService.applyPreferences(PreferencesService.java:203) at org.eclipse.core.internal.preferences.PreferencesService.importPreferences(PreferencesService.java:685) at de.uni_freiburg.informatik.ultimate.core.preferences.UltimatePreferenceStore.importPreferences(UltimatePreferenceStore.java:239) at de.uni_freiburg.informatik.ultimate.core.coreplugin.SettingsManager.loadPreferencesFromFile(SettingsManager.java:49) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:216) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) 2019-05-11 07:11:39,768 ERROR [SettingsManager.java:73]: Could not load preferences because of exception: org.eclipse.core.runtime.CoreException: Problems saving preferences. at org.eclipse.core.internal.preferences.PreferencesService.applyPreferences(PreferencesService.java:205) at org.eclipse.core.internal.preferences.PreferencesService.importPreferences(PreferencesService.java:685) at de.uni_freiburg.informatik.ultimate.core.preferences.UltimatePreferenceStore.importPreferences(UltimatePreferenceStore.java:239) at de.uni_freiburg.informatik.ultimate.core.coreplugin.SettingsManager.loadPreferencesFromFile(SettingsManager.java:49) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:216) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) Caused by: org.osgi.service.prefs.BackingStoreException: Exception saving preferences to: /mnt/nfs/itf-rs-store17/home/sandbox2/.ultimate/.metadata/.plugins/org.eclipse.core.runtime/.settings/de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.prefs. at org.eclipse.core.internal.preferences.EclipsePreferences.write(EclipsePreferences.java:323) at org.eclipse.core.internal.preferences.EclipsePreferences.save(EclipsePreferences.java:1135) at org.eclipse.core.internal.preferences.EclipsePreferences.save(EclipsePreferences.java:1111) at org.eclipse.core.internal.preferences.EclipsePreferences.internalFlush(EclipsePreferences.java:471) at org.eclipse.core.internal.preferences.EclipsePreferences.flush(EclipsePreferences.java:429) at org.eclipse.core.internal.preferences.EclipsePreferences.internalFlush(EclipsePreferences.java:455) at org.eclipse.core.internal.preferences.EclipsePreferences.flush(EclipsePreferences.java:429) at org.eclipse.core.internal.preferences.RootPreferences.flush(RootPreferences.java:39) at org.eclipse.core.internal.preferences.PreferencesService.applyPreferences(PreferencesService.java:203) ... 17 more 2019-05-11 07:11:39,769 WARN [SettingsManager.java:74]: Did not attach debug property logger 2019-05-11 07:11:39,770 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:11:39,966 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:11:40,311 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:11:40,319 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:11:40,319 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:11:40,319 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:11:40,393 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:11:40,393 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:11:40,396 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:11:40,397 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:11:40,398 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:11:40,398 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:11:40,524 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:11:40,526 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:11:40,526 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:11:40,526 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:11:40,530 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:11:40,530 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,636 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:11:40,636 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:11:40,636 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:11:40,637 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:11:40,653 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,657 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,657 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,659 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,660 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,661 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,661 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:11:40,662 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:11:40,662 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:11:40,662 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:11:40,664 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,755 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 07:11:40,757 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 07:11:40,849 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:11:40,850 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:11:40,850 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:11:40,851 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:11:40,851 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,863 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:40,882 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:11:40,883 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:11:40,884 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:11:40,884 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:11:40,884 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:11:40,885 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:11:40,886 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:40" (1/5) ... 2019-05-11 07:11:40,886 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:11:40" (2/5) ... 2019-05-11 07:11:40,887 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:11:40" (3/5) ... 2019-05-11 07:11:40,887 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:40" (4/5) ... 2019-05-11 07:11:40,887 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:11:40" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:11:40,970 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:11:40,971 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:11:40,971 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:11:40,971 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:11:40,973 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.05 07:11:40" (1/1) ... 2019-05-11 07:11:41,284 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:11:41,285 INFO [Benchmark.java:150]: Toolchain (without parser) took 760.70 ms. Allocated memory is still 649.6 MB. Free memory was 607.3 MB in the beginning and 557.0 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,287 INFO [Benchmark.java:150]: CDTParser took 114.64 ms. Allocated memory is still 649.6 MB. Free memory was 612.7 MB in the beginning and 607.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,288 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 110.04 ms. Allocated memory is still 649.6 MB. Free memory was 607.3 MB in the beginning and 599.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,289 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.32 ms. Allocated memory is still 649.6 MB. Free memory is still 599.2 MB. There was no memory consumed. Max. memory is 53.1 GB 2019-05-11 07:11:41,290 INFO [Benchmark.java:150]: RCFGBuilder took 187.67 ms. Allocated memory is still 649.6 MB. Free memory was 599.2 MB in the beginning and 586.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,291 INFO [Benchmark.java:150]: BlockEncoding took 34.28 ms. Allocated memory is still 649.6 MB. Free memory was 586.8 MB in the beginning and 584.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,291 INFO [Benchmark.java:150]: TraceAbstraction took 86.15 ms. Allocated memory is still 649.6 MB. Free memory was 584.1 MB in the beginning and 578.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,292 INFO [Benchmark.java:150]: BuchiAutomizer took 313.84 ms. Allocated memory is still 649.6 MB. Free memory was 578.6 MB in the beginning and 557.0 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,298 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 07:11:41,299 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:11:41,299 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:11:41,299 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:11:41,299 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:11:41,299 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:11:41,299 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 12]: Procedure Contract for main 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 16]: Loop Invariant 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:95]: CFG has 10 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 10 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 07:11:41,300 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:11:41,300 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:11:41,301 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one nonterminating module. 2019-05-11 07:11:41,301 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:11:41,301 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:11:41,301 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:11:41,302 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 0.2s 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: inital10 mio100 ax100 hnf100 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 Nontermination: inital10 mio100 ax100 hnf100 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: not available 2019-05-11 07:11:41,302 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:11:41,302 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:11:41,302 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 16]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:11:41,303 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@7ad4a6d=0, x=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ad4a6d=0, x=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ad4a6d=0, x=0 + i * 1} 2019-05-11 07:11:41,303 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:11:41,303 INFO [BasicToolchainJob.java:95]: Unbounded Execution Lambdas: [0, 1] Ray: is not zero 2019-05-11 07:11:41,303 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 16]: Nonterminating execution 2019-05-11 07:11:41,304 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L14] int x; [L15] x = __VERIFIER_nondet_int() Loop: [L16] COND TRUE x >= 0 [L17] x = x + 1 End of lasso representation. 2019-05-11 07:11:41,304 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:11:41,304 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:11:41,311 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 114.64 ms. Allocated memory is still 649.6 MB. Free memory was 612.7 MB in the beginning and 607.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 110.04 ms. Allocated memory is still 649.6 MB. Free memory was 607.3 MB in the beginning and 599.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 25.32 ms. Allocated memory is still 649.6 MB. Free memory is still 599.2 MB. There was no memory consumed. Max. memory is 53.1 GB * RCFGBuilder took 187.67 ms. Allocated memory is still 649.6 MB. Free memory was 599.2 MB in the beginning and 586.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 53.1 GB * BlockEncoding took 34.28 ms. Allocated memory is still 649.6 MB. Free memory was 586.8 MB in the beginning and 584.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB * TraceAbstraction took 86.15 ms. Allocated memory is still 649.6 MB. Free memory was 584.1 MB in the beginning and 578.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 53.1 GB * BuchiAutomizer took 313.84 ms. Allocated memory is still 649.6 MB. Free memory was 578.6 MB in the beginning and 557.0 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,336 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully