MAYBE 2019-05-11 07:12:10,739 INFO [UltimateCore.java:185]: Initializing application 2019-05-11 07:12:10,742 INFO [UltimateCore.java:202]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,746 INFO [PluginFactory.java:62]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,746 INFO [PluginFactory.java:63]: Detecting plugins... 2019-05-11 07:12:10,747 INFO [PluginFactory.java:287]: 1 IController plugins available 2019-05-11 07:12:10,747 INFO [PluginFactory.java:287]: 4 ISource plugins available 2019-05-11 07:12:10,747 INFO [PluginFactory.java:287]: 1 IOutput plugins available 2019-05-11 07:12:10,748 INFO [PluginFactory.java:287]: 10 IGenerator plugins available 2019-05-11 07:12:10,748 INFO [PluginFactory.java:287]: 5 IAnalysis plugins available 2019-05-11 07:12:10,750 INFO [PluginFactory.java:241]: Loaded controller UltimateCore 2019-05-11 07:12:10,751 INFO [PluginFactory.java:70]: Finished detecting plugins! 2019-05-11 07:12:10,751 INFO [PluginFactory.java:71]: Loading services ... 2019-05-11 07:12:10,751 INFO [PluginFactory.java:272]: 0 IServiceFactory services available 2019-05-11 07:12:10,752 INFO [PluginFactory.java:73]: Finished loading services! 2019-05-11 07:12:10,752 INFO [PluginFactory.java:74]: -------------------------------------------------------------------------------- 2019-05-11 07:12:10,753 INFO [SettingsManager.java:46]: Loading settings from ./../termcomp2015.epf 2019-05-11 07:12:12,553 INFO [SettingsManager.java:54]: Loading preferences was successful 2019-05-11 07:12:12,553 INFO [SettingsManager.java:55]: Preferences different from defaults: 2019-05-11 07:12:12,553 INFO [PluginFactory.java:178]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,553 INFO [PluginFactory.java:179]: Loading all admissible plugins (creating one instance, loading preferences) 2019-05-11 07:12:12,902 INFO [PluginFactory.java:196]: Finished loading 20 admissible plugins (all were admissible) 2019-05-11 07:12:12,902 INFO [PluginFactory.java:198]: -------------------------------------------------------------------------------- 2019-05-11 07:12:12,902 INFO [SettingsManager.java:61]: Preferences of LassoRanker differ from their defaults: 2019-05-11 07:12:12,903 INFO [SettingsManager.java:63]: * Only non-decreasing invariants=true 2019-05-11 07:12:12,903 INFO [SettingsManager.java:63]: * Termination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:12,903 INFO [SettingsManager.java:63]: * SMT solver command=z3 -smt2 -in SMTLIB2_COMPLIANT=true 2019-05-11 07:12:12,903 INFO [SettingsManager.java:63]: * Nontermination analysis=LINEAR_WITH_GUESSES 2019-05-11 07:12:12,903 INFO [SettingsManager.java:61]: Preferences of BlockEncoding differ from their defaults: 2019-05-11 07:12:12,904 INFO [SettingsManager.java:63]: * Rating-Boundary (empty for LBE)=0 2019-05-11 07:12:12,904 INFO [SettingsManager.java:63]: * Strategy for the edge rating=DISJUNCTIVE_RATING 2019-05-11 07:12:12,904 INFO [SettingsManager.java:61]: Preferences of BuchiAutomizer differ from their defaults: 2019-05-11 07:12:12,904 INFO [SettingsManager.java:63]: * Lasso Analysis=Linear_with_guesses 2019-05-11 07:12:12,904 INFO [SettingsManager.java:63]: * Use external solver (rank synthesis)=false 2019-05-11 07:12:12,904 INFO [SettingsManager.java:63]: * Buchi interpolant automaton=StagedBlast 2019-05-11 07:12:12,905 INFO [SettingsManager.java:63]: * Construct termination proof for TermComp=true 2019-05-11 07:12:12,905 INFO [SettingsManager.java:61]: Preferences of CACSL2BoogieTranslator differ from their defaults: 2019-05-11 07:12:12,905 INFO [SettingsManager.java:63]: * Check unreachability of error function in SV-COMP mode=false 2019-05-11 07:12:12,905 INFO [SettingsManager.java:63]: * Size of pointer (in bytes)=8 2019-05-11 07:12:12,905 INFO [SettingsManager.java:63]: * Check if freed pointer was valid=false 2019-05-11 07:12:12,906 INFO [SettingsManager.java:63]: * How to treat unsigned ints differently from normal ones=IGNORE 2019-05-11 07:12:12,906 INFO [SettingsManager.java:61]: Preferences of CodeCheck differ from their defaults: 2019-05-11 07:12:12,906 INFO [SettingsManager.java:63]: * Timeout in seconds=100000 2019-05-11 07:12:12,906 INFO [SettingsManager.java:63]: * The redirection strategy for Impulse=RANDOmSTRONGEST 2019-05-11 07:12:12,906 INFO [SettingsManager.java:61]: Preferences of RCFGBuilder differ from their defaults: 2019-05-11 07:12:12,906 INFO [SettingsManager.java:63]: * Size of a code block=SequenceOfStatements 2019-05-11 07:12:12,907 INFO [SettingsManager.java:63]: * Convert code blocks to CNF=false 2019-05-11 07:12:12,907 INFO [SettingsManager.java:63]: * To the following directory=/home/matthias/ultimate/dump 2019-05-11 07:12:12,907 INFO [SettingsManager.java:63]: * Command for external solver=./../z3/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 2019-05-11 07:12:12,907 INFO [SettingsManager.java:61]: Preferences of TraceAbstraction differ from their defaults: 2019-05-11 07:12:12,907 INFO [SettingsManager.java:63]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 2019-05-11 07:12:12,908 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:12,908 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:12,908 INFO [SettingsManager.java:61]: Preferences of UltimateCore differ from their defaults: 2019-05-11 07:12:12,908 INFO [SettingsManager.java:63]: * Log level for plugins=warn 2019-05-11 07:12:12,909 INFO [UltimateCore.java:76]: Initializing controller ... 2019-05-11 07:12:13,124 INFO [PersistenceAwareModelManager.java:56]: Repository-Root is: /tmp 2019-05-11 07:12:13,130 INFO [ToolchainManager.java:402]: [Toolchain 1]: Parser CDTParser is usable for /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:13,131 INFO [ToolchainManager.java:214]: [Toolchain 1]: Parser(s) successfully initiated... 2019-05-11 07:12:13,133 INFO [ToolchainManager.java:187]: [Toolchain 1]: Toolchain data selected. 2019-05-11 07:12:13,135 INFO [PluginConnector.java:252]: Initializing CDTParser... 2019-05-11 07:12:13,135 INFO [PluginConnector.java:257]: CDTParser initialized 2019-05-11 07:12:13,135 INFO [ToolchainManager.java:355]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 2019-05-11 07:12:13,256 INFO [ToolchainManager.java:238]: ####################### [Toolchain 1] ####################### 2019-05-11 07:12:13,257 INFO [ToolchainWalker.java:61]: Walking toolchain with 6 elements. 2019-05-11 07:12:13,258 INFO [PluginConnector.java:90]: ------------------------CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:13,258 INFO [PluginConnector.java:252]: Initializing CACSL2BoogieTranslator... 2019-05-11 07:12:13,261 INFO [PluginConnector.java:257]: CACSL2BoogieTranslator initialized 2019-05-11 07:12:13,262 INFO [PluginConnector.java:162]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,368 INFO [PluginConnector.java:110]: ------------------------ END CACSL2BoogieTranslator---------------------------- 2019-05-11 07:12:13,369 INFO [PluginConnector.java:90]: ------------------------Boogie Preprocessor---------------------------- 2019-05-11 07:12:13,369 INFO [PluginConnector.java:252]: Initializing Boogie Preprocessor... 2019-05-11 07:12:13,369 INFO [PluginConnector.java:257]: Boogie Preprocessor initialized 2019-05-11 07:12:13,385 INFO [PluginConnector.java:162]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,389 INFO [PluginConnector.java:162]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,390 INFO [PluginConnector.java:162]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,391 INFO [PluginConnector.java:162]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,393 INFO [PluginConnector.java:162]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,393 INFO [PluginConnector.java:162]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,394 INFO [PluginConnector.java:110]: ------------------------ END Boogie Preprocessor---------------------------- 2019-05-11 07:12:13,395 INFO [PluginConnector.java:90]: ------------------------RCFGBuilder---------------------------- 2019-05-11 07:12:13,395 INFO [PluginConnector.java:252]: Initializing RCFGBuilder... 2019-05-11 07:12:13,395 INFO [PluginConnector.java:257]: RCFGBuilder initialized 2019-05-11 07:12:13,396 INFO [PluginConnector.java:162]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,494 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 07:12:13,496 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 07:12:13,597 INFO [PluginConnector.java:110]: ------------------------ END RCFGBuilder---------------------------- 2019-05-11 07:12:13,598 INFO [PluginConnector.java:90]: ------------------------BlockEncoding---------------------------- 2019-05-11 07:12:13,598 INFO [PluginConnector.java:252]: Initializing BlockEncoding... 2019-05-11 07:12:13,599 INFO [PluginConnector.java:257]: BlockEncoding initialized 2019-05-11 07:12:13,600 INFO [PluginConnector.java:162]: Executing the observer BlockEncodingObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,612 INFO [PluginConnector.java:162]: Executing the observer MinModelConversionObserver from plugin BlockEncoding for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:13,640 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,641 WARN [TransFormula.java:607]: CodeBlock already infeasible 2019-05-11 07:12:13,642 INFO [PluginConnector.java:110]: ------------------------ END BlockEncoding---------------------------- 2019-05-11 07:12:13,642 INFO [PluginConnector.java:90]: ------------------------TraceAbstraction---------------------------- 2019-05-11 07:12:13,642 INFO [PluginConnector.java:252]: Initializing TraceAbstraction... 2019-05-11 07:12:13,643 INFO [PluginConnector.java:257]: TraceAbstraction initialized 2019-05-11 07:12:13,644 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.blockencoding CFG 11.05 07:12:13" (1/5) ... 2019-05-11 07:12:13,645 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.05 07:12:13" (2/5) ... 2019-05-11 07:12:13,645 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.05 07:12:13" (3/5) ... 2019-05-11 07:12:13,645 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BlockEncodedModel CFG 11.05 07:12:13" (4/5) ... 2019-05-11 07:12:13,646 INFO [PluginConnector.java:162]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.05 07:12:13" (5/5) ... Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 2019-05-11 07:12:13,733 INFO [PluginConnector.java:110]: ------------------------ END TraceAbstraction---------------------------- 2019-05-11 07:12:13,734 INFO [PluginConnector.java:90]: ------------------------BuchiAutomizer---------------------------- 2019-05-11 07:12:13,734 INFO [PluginConnector.java:252]: Initializing BuchiAutomizer... 2019-05-11 07:12:13,734 INFO [PluginConnector.java:257]: BuchiAutomizer initialized 2019-05-11 07:12:13,737 INFO [PluginConnector.java:162]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.05 07:12:13" (1/1) ... 2019-05-11 07:12:14,115 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,138 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,151 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,182 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,207 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,247 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,266 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,279 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,288 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,315 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,543 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,549 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,555 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,557 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,573 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,582 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,586 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,589 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,615 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,626 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,629 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,631 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,663 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,669 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,672 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,674 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,689 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,700 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,704 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,708 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,852 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,858 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,862 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,870 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,877 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,895 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,906 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,910 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,915 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:14,923 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,206 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,207 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,215 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,217 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,231 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,233 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,244 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,246 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,267 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,269 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,363 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,365 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,402 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,404 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,415 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,417 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,429 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,432 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,450 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,453 WARN [TerminationArgumentSynthesizer.java:327]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. 2019-05-11 07:12:15,486 INFO [PluginConnector.java:110]: ------------------------ END BuchiAutomizer---------------------------- 2019-05-11 07:12:15,486 INFO [Benchmark.java:150]: Toolchain (without parser) took 2230.13 ms. Allocated memory was 643.3 MB in the beginning and 646.4 MB in the end (delta: 3.1 MB). Free memory was 604.1 MB in the beginning and 541.1 MB in the end (delta: 63.1 MB). Peak memory consumption was 282.5 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,489 INFO [Benchmark.java:150]: CDTParser took 109.80 ms. Allocated memory is still 643.3 MB. Free memory was 612.2 MB in the beginning and 605.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,490 INFO [Benchmark.java:150]: CACSL2BoogieTranslator took 110.98 ms. Allocated memory is still 643.3 MB. Free memory was 604.1 MB in the beginning and 600.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,490 INFO [Benchmark.java:150]: Boogie Preprocessor took 25.28 ms. Allocated memory is still 643.3 MB. Free memory was 600.1 MB in the beginning and 598.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,491 INFO [Benchmark.java:150]: RCFGBuilder took 203.12 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 584.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,492 INFO [Benchmark.java:150]: BlockEncoding took 44.03 ms. Allocated memory is still 643.3 MB. Free memory was 584.6 MB in the beginning and 581.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,492 INFO [Benchmark.java:150]: TraceAbstraction took 91.39 ms. Allocated memory is still 643.3 MB. Free memory was 581.9 MB in the beginning and 575.2 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,493 INFO [Benchmark.java:150]: BuchiAutomizer took 1752.06 ms. Allocated memory was 643.3 MB in the beginning and 646.4 MB in the end (delta: 3.1 MB). Free memory was 575.2 MB in the beginning and 541.1 MB in the end (delta: 34.2 MB). Peak memory consumption was 253.6 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,500 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 07:12:15,500 INFO [ToolchainManager.java:286]: ####################### End [Toolchain 1] ####################### 2019-05-11 07:12:15,500 INFO [BasicToolchainJob.java:73]: --- Results --- 2019-05-11 07:12:15,500 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:89]: - AllSpecificationsHoldResult: All specifications hold 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:95]: We were not able to verify any specifiation because the program does not contain any specification. 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:89]: - ProcedureContractResult [Line: 5]: Procedure Contract for main 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:95]: Derived contract for procedure main: 1 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:89]: - InvariantResult [Line: 10]: Loop Invariant 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:95]: Derived loop invariant: 1 2019-05-11 07:12:15,501 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Ultimate Automizer benchmark data 2019-05-11 07:12:15,501 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 07:12:15,502 INFO [BasicToolchainJob.java:75]: * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: 2019-05-11 07:12:15,502 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed decomposition of program 2019-05-11 07:12:15,502 INFO [BasicToolchainJob.java:95]: Trivial decomposition into one module whose termination is unknown. 2019-05-11 07:12:15,502 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Constructed termination proof in form of nested word automata 2019-05-11 07:12:15,502 INFO [BasicToolchainJob.java:95]: Unable to prove termination 2019-05-11 07:12:15,502 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Timing statistics 2019-05-11 07:12:15,503 INFO [BasicToolchainJob.java:95]: BüchiAutomizer plugin needed 1.7s and 1 iterations. Analysis of lassos took 1.6s. 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: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Termination: inital25 mio100 ax100 hnf111 lsp76 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq141 hnf95 smp100 dnf100 smp100 tf104 neg100 sie100 Nontermination: inital25 mio100 ax100 hnf111 lsp76 arr100 mio100 lsp100 div100 bol100 ite100 ukn100 eq141 hnf95 smp100 dnf100 smp100 tf104 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 17ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 2019-05-11 07:12:15,503 INFO [BasicToolchainJob.java:89]: - TerminationAnalysisResult: Unable to decide termination 2019-05-11 07:12:15,503 INFO [BasicToolchainJob.java:95]: Buchi Automizer is unable to decide termination for the following lasso. Stem: "call ULTIMATE.init();"< "assume true;" >"return;" "call #t~ret2 := main();"< "havoc ~c~2;havoc ~x~2;havoc ~y~2;~x~2 := #t~nondet0;havoc #t~nondet0;~y~2 := #t~nondet1;havoc #t~nondet1;~c~2 := 0;" "assume true;assume !!(~x~2 > 1 && ~x~2 < ~y~2);~x~2 := ~x~2 * ~x~2;~c~2 := ~c~2 + 1;" Loop: "assume true;assume !!(~x~2 > 1 && ~x~2 < ~y~2);~x~2 := ~x~2 * ~x~2;~c~2 := ~c~2 + 1;" 2019-05-11 07:12:15,503 INFO [BasicToolchainJob.java:75]: * Results from UltimateCore: 2019-05-11 07:12:15,503 INFO [BasicToolchainJob.java:89]: - BenchmarkResult: Toolchain Benchmarks 2019-05-11 07:12:15,510 INFO [BasicToolchainJob.java:95]: Benchmark results are: * CDTParser took 109.80 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 110.98 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 25.28 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 203.12 ms. Allocated memory is still 643.3 MB. Free memory was 598.8 MB in the beginning and 584.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 53.1 GB * BlockEncoding took 44.03 ms. Allocated memory is still 643.3 MB. Free memory was 584.6 MB in the beginning and 581.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 53.1 GB * TraceAbstraction took 91.39 ms. Allocated memory is still 643.3 MB. Free memory was 581.9 MB in the beginning and 575.2 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 53.1 GB * BuchiAutomizer took 1752.06 ms. Allocated memory was 643.3 MB in the beginning and 646.4 MB in the end (delta: 3.1 MB). Free memory was 575.2 MB in the beginning and 541.1 MB in the end (delta: 34.2 MB). Peak memory consumption was 253.6 MB. Max. memory is 53.1 GB 2019-05-11 07:12:15,535 INFO [UltimateCore.java:84]: Preparing to exit Ultimate with return code 0 Closed successfully