NO 2019-05-11 07:12:10,792 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:10,795 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,799 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,799 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:10,800 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:10,800 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:10,801 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:10,801 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:10,801 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:10,804 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:10,804 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:10,804 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:10,805 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:10,805 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:10,805 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,806 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf !SESSION 2019-05-11 07:12:09.536 ----------------------------------------------- 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 07:12:11.344 !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.traceabstraction.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.traceabstraction.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 07:12:11,563 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.traceabstraction.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 07:12:11,565 WARN [SettingsManager.java:74]: Did not attach debug property logger 2019-05-11 07:12:11,565 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:11,768 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:12,104 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:12,106 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:12,106 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,107 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:12,173 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:12,173 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,176 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:12,177 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:12,177 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:12,177 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:12,300 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:12,301 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:12,302 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:12,302 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:12,305 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:12,306 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,411 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:12,411 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:12,411 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:12,411 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:12,426 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,431 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,431 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,433 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,434 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,435 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,436 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:12,436 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:12,437 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:12,437 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:12,438 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,532 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 07:12:12,534 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 07:12:12,643 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:12,643 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:12,643 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:12,645 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:12,645 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,659 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:12,703 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:12,704 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:12,705 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:12,706 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:12,707 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:12,707 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:12,707 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:12,708 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:12,709 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:12" (1/5) ... 2019-05-11 07:12:12,710 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:12" (2/5) ... 2019-05-11 07:12:12,710 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:12" (3/5) ... 2019-05-11 07:12:12,710 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:12" (4/5) ... 2019-05-11 07:12:12,711 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:12" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:12,800 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:12,800 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:12,800 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:12,801 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:12,803 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.05 07:12:12" (1/1) ... 2019-05-11 07:12:13,476 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:13,478 INFO [Benchmark.java:150]: Toolchain (without parser) took 1177.49 ms. Allocated memory is still 649.6 MB. Free memory was 607.2 MB in the beginning and 508.2 MB in the end (delta: 98.9 MB). Peak memory consumption was 98.9 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,480 INFO [Benchmark.java:150]: CDTParser took 111.20 ms. Allocated memory is still 649.6 MB. Free memory was 612.6 MB in the beginning and 607.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,481 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 109.16 ms. Allocated memory is still 649.6 MB. Free memory was 607.2 MB in the beginning and 599.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,482 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.23 ms. Allocated memory is still 649.6 MB. Free memory was 599.1 MB in the beginning and 597.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,483 INFO [Benchmark.java:150]: RCFGBuilder took 206.60 ms. Allocated memory is still 649.6 MB. Free memory was 597.7 MB in the beginning and 584.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,483 INFO [Benchmark.java:150]: BlockEncoding took 63.60 ms. Allocated memory is still 649.6 MB. Free memory was 584.0 MB in the beginning and 579.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,484 INFO [Benchmark.java:150]: TraceAbstraction took 92.98 ms. Allocated memory is still 649.6 MB. Free memory was 579.9 MB in the beginning and 573.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,485 INFO [Benchmark.java:150]: BuchiAutomizer took 676.56 ms. Allocated memory is still 649.6 MB. Free memory was 573.2 MB in the beginning and 508.2 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,492 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 07:12:13,492 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:13,492 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 5]: Procedure Contract for main 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:13,493 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 13]: Loop Invariant 2019-05-11 07:12:13,494 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:13,494 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 21]: Loop Invariant 2019-05-11 07:12:13,494 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:13,494 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:13,494 INFO [BasicToolchainJob.java:95]: CFG has 12 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 12 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 07:12:13,495 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:13,495 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:13,495 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one nonterminating module. 2019-05-11 07:12:13,495 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:13,495 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:12:13,495 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:13,496 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 0.6s and 1 iterations. Analysis of lassos took 0.6s. 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: inital24 mio100 ax100 hnf95 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq204 hnf93 smp79 dnf100 smp100 tf105 neg100 sie100 Nontermination: inital24 mio100 ax100 hnf95 lsp100 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq204 hnf93 smp79 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: not available 2019-05-11 07:12:13,496 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:12:13,497 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:12:13,497 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 13]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:12:13,498 INFO [BasicToolchainJob.java:95]: Nontermination argument in form of an infinite execution State at position 0 is {y=1, xtmp=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d9f1bde=0, tmp=1, x=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e68487=0} State at position 1 is {y=1, xtmp=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d9f1bde=0, tmp=1, x=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e68487=0} For i>1, the state at position i is {y=1, xtmp=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d9f1bde=0, tmp=1, x=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e68487=0} 2019-05-11 07:12:13,498 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:12:13,498 INFO [BasicToolchainJob.java:95]: Fixpoint Lambdas: [0, 0, 0] Ray: is zero 2019-05-11 07:12:13,498 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 13]: Nonterminating execution 2019-05-11 07:12:13,500 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int x; [L7] int y; [L8] int tmp; [L9] int xtmp; [L10] x = __VERIFIER_nondet_int() [L11] y = __VERIFIER_nondet_int() Loop: [L13] COND TRUE (y != 0 && x >= 0) && y >= 0 [L14] tmp = y [L15] xtmp = x [L17] COND TRUE x == y [L18] y = 0 [L26] y = xtmp [L27] x = tmp End of lasso representation. 2019-05-11 07:12:13,500 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:13,500 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:13,507 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 111.20 ms. Allocated memory is still 649.6 MB. Free memory was 612.6 MB in the beginning and 607.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 53.1 GB * CACSL2BoogieTranslator took 109.16 ms. Allocated memory is still 649.6 MB. Free memory was 607.2 MB in the beginning and 599.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 53.1 GB * Boogie Preprocessor took 25.23 ms. Allocated memory is still 649.6 MB. Free memory was 599.1 MB in the beginning and 597.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB * RCFGBuilder took 206.60 ms. Allocated memory is still 649.6 MB. Free memory was 597.7 MB in the beginning and 584.0 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 53.1 GB * BlockEncoding took 63.60 ms. Allocated memory is still 649.6 MB. Free memory was 584.0 MB in the beginning and 579.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 53.1 GB * TraceAbstraction took 92.98 ms. Allocated memory is still 649.6 MB. Free memory was 579.9 MB in the beginning and 573.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 53.1 GB * BuchiAutomizer took 676.56 ms. Allocated memory is still 649.6 MB. Free memory was 573.2 MB in the beginning and 508.2 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 53.1 GB 2019-05-11 07:12:13,532 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully