NO 2019-05-11 07:11:23,862 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:11:23,865 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:11:23,868 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:11:23,869 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:11:23,870 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:11:23,870 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:11:23,870 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:11:23,871 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:11:23,871 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:11:23,873 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:11:23,874 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:11:23,874 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:11:23,874 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:11:23,875 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:11:23,875 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:11:23,876 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:11:25,372 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:11:25,372 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:11:25,373 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:11:25,373 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:11:25,816 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:11:25,816 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:11:25,817 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:11:25,817 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:11:25,817 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:11:25,817 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:11:25,817 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:11:25,818 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:11:25,818 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:11:25,818 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:11:25,818 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:11:25,818 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:11:25,818 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:11:25,819 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:11:25,819 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:11:25,819 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:11:25,819 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:11:25,819 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:11:25,820 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:11:25,820 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:11:25,820 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:11:25,820 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:11:25,820 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:11:25,820 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:11:25,821 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:11:25,821 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:11:25,821 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:11:25,821 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:11:25,821 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:11:25,822 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:11:25,822 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:11:25,822 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:11:25,822 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:11:25,822 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:11:25,823 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:11:26,037 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:11:26,044 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:11:26,044 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:11:26,046 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:11:26,048 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:11:26,048 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:11:26,048 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 2019-05-11 07:11:26,169 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:11:26,171 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:11:26,171 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:11:26,171 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:11:26,174 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:11:26,175 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,283 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:11:26,284 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:11:26,284 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:11:26,284 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:11:26,300 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,304 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,305 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,306 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,308 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,308 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,309 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:11:26,310 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:11:26,310 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:11:26,310 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:11:26,311 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,407 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 07:11:26,409 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 07:11:26,535 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:11:26,535 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:11:26,535 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:11:26,536 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:11:26,537 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,552 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:26,567 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:11:26,568 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:11:26,620 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:11:26,620 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:11:26,620 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:11:26,621 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:11:26,622 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:11:26" (1/5) ... 2019-05-11 07:11:26,622 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:11:26" (2/5) ... 2019-05-11 07:11:26,623 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:11:26" (3/5) ... 2019-05-11 07:11:26,623 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:11:26" (4/5) ... 2019-05-11 07:11:26,624 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:11:26" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:11:26,721 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:11:26,722 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:11:26,722 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:11:26,723 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:11:26,725 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.05 07:11:26" (1/1) ... 2019-05-11 07:11:41,238 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:11:41,240 INFO [Benchmark.java:150]: Toolchain (without parser) took 15069.88 ms. Allocated memory was 643.3 MB in the beginning and 1.0 GB in the end (delta: 401.1 MB). Free memory was 604.1 MB in the beginning and 941.8 MB in the end (delta: -337.6 MB). Peak memory consumption was 652.4 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,242 INFO [Benchmark.java:150]: CDTParser took 110.03 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 07:11:41,243 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 112.33 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 07:11:41,244 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.79 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 07:11:41,245 INFO [Benchmark.java:150]: RCFGBuilder took 225.29 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 581.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,246 INFO [Benchmark.java:150]: BlockEncoding took 84.65 ms. Allocated memory is still 643.3 MB. Free memory was 581.2 MB in the beginning and 575.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,246 INFO [Benchmark.java:150]: TraceAbstraction took 101.78 ms. Allocated memory is still 643.3 MB. Free memory was 575.9 MB in the beginning and 567.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,247 INFO [Benchmark.java:150]: BuchiAutomizer took 14516.76 ms. Allocated memory was 643.3 MB in the beginning and 1.0 GB in the end (delta: 401.1 MB). Free memory was 567.8 MB in the beginning and 941.8 MB in the end (delta: -373.9 MB). Peak memory consumption was 616.1 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,253 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 07:11:41,254 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:11:41,254 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:11:41,254 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:11:41,254 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:11:41,254 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:11:41,255 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 5]: Procedure Contract for main 2019-05-11 07:11:41,255 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:11:41,255 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 13]: Loop Invariant 2019-05-11 07:11:41,256 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:11:41,256 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:11:41,256 INFO [BasicToolchainJob.java:95]: CFG has 17 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 17 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 07:11:41,256 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:11:41,256 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:11:41,256 INFO [BasicToolchainJob.java:95]: Your program was decomposed into 38 terminating modules (33 trivial, 3 deterministic, 2 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function 2 * i + 1 and consists of 5 locations. One deterministic module has affine ranking function -1 * i + 0 and consists of 5 locations. One deterministic module has affine ranking function range + -1 * i + 0 and consists of 5 locations. One nondeterministic module has affine ranking function -1 * i + range + 0 and consists of 5 locations. One nondeterministic module has affine ranking function i + 0 and consists of 5 locations. 33 modules have a trivial ranking function, the largest among these consists of 21 locations. The remainder module has 606 locations. 2019-05-11 07:11:41,257 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:11:41,257 INFO [BasicToolchainJob.java:95]: Program is not terminating, hence no termination proof 2019-05-11 07:11:41,257 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:11:41,258 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 14.4s and 36 iterations. Analysis of lassos took 6.3s. Construction of modules took 4.8s. Büchi inclusion checks took 2.6s. Highest rank in rank-based complementation 3. Minimization removed 922 states and took 0.2s. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 606 states and ocurred in iteration 35. Nontrivial modules had stage [3, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 402/8730 InterpolantCoveringCapabilityBuchi: 0/0 EdgeCheckerBenchmarkData: HoareTripleChecks: 1419 SDtfs, 2023 SDslu, 6148 SDs, 0 lazy, 11899 Sat,1185 Unsat,0 Unknown,0 NotChecked. HoareTripleCheck time: 4.8s LassoAnalysisResults: nont1 unkn0 SFLI6 SFLT2 conc2 concLT2 SILN19 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Termination: inital21 mio100 ax100 hnf98 lsp72 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq203 hnf93 smp93 dnf108 smp98 tf107 neg100 sie100 Nontermination: inital21 mio100 ax100 hnf98 lsp72 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq203 hnf93 smp93 dnf108 smp98 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 21ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 2019-05-11 07:11:41,258 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Nontermination possible 2019-05-11 07:11:41,258 INFO [BasicToolchainJob.java:95]: Buchi Automizer proved that your program is nonterminating for some inputs 2019-05-11 07:11:41,258 INFO [BasicToolchainJob.java:89]: - NonTerminationArgumentResult [Line: 17]: Nontermination argument in form of an infinite program execution. 2019-05-11 07:11:41,259 INFO [BasicToolchainJob.java:95]: Nontermination argument in form of an infinite execution State at position 0 is {up=0, i=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59a2164f=0, range=0} State at position 1 is {up=1, i=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59a2164f=0, range=1} For i>1, the state at position i is {up=1, i=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59a2164f=0, range=1} 2019-05-11 07:11:41,259 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: NonterminationBenchmark 2019-05-11 07:11:41,259 INFO [BasicToolchainJob.java:95]: Fixpoint Lambdas: [1, 0, 0] Ray: is zero 2019-05-11 07:11:41,260 INFO [BasicToolchainJob.java:89]: - NonterminatingLassoResult [Line: 17]: Nonterminating execution 2019-05-11 07:11:41,272 INFO [BasicToolchainJob.java:95]: Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] int range; [L8] int up; [L9] i = __VERIFIER_nondet_int() [L10] range = 20 [L11] up = 0 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND TRUE i == 0 [L15] up = 1 [L17] COND FALSE !(i == range) Loop: [L20] COND TRUE up == 1 [L21] i = i+1 [L23] COND FALSE !(up == 0) [L26] COND FALSE !(i == range-2) [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND TRUE i == range [L18] up = 0 [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND FALSE !(i == range-2) [L26] i == range-2 [L13] COND TRUE 0 <= i && i <= range [L14] COND TRUE i == 0 [L15] up = 1 [L17] COND FALSE !(i == range) End of lasso representation. 2019-05-11 07:11:41,272 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:11:41,272 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:11:41,279 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 110.03 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 112.33 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 25.79 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 225.29 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 581.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 53.1 GB * BlockEncoding took 84.65 ms. Allocated memory is still 643.3 MB. Free memory was 581.2 MB in the beginning and 575.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 53.1 GB * TraceAbstraction took 101.78 ms. Allocated memory is still 643.3 MB. Free memory was 575.9 MB in the beginning and 567.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 53.1 GB * BuchiAutomizer took 14516.76 ms. Allocated memory was 643.3 MB in the beginning and 1.0 GB in the end (delta: 401.1 MB). Free memory was 567.8 MB in the beginning and 941.8 MB in the end (delta: -373.9 MB). Peak memory consumption was 616.1 MB. Max. memory is 53.1 GB 2019-05-11 07:11:41,304 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully