java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/LTL/recursivity.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 17:00:03,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 17:00:03,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 17:00:03,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 17:00:03,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 17:00:03,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 17:00:03,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 17:00:03,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 17:00:03,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 17:00:03,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 17:00:03,066 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 17:00:03,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 17:00:03,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 17:00:03,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 17:00:03,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 17:00:03,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 17:00:03,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 17:00:03,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 17:00:03,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 17:00:03,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 17:00:03,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 17:00:03,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 17:00:03,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 17:00:03,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 17:00:03,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 17:00:03,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 17:00:03,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 17:00:03,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 17:00:03,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 17:00:03,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 17:00:03,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 17:00:03,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 17:00:03,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 17:00:03,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 17:00:03,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 17:00:03,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 17:00:03,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 17:00:03,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 17:00:03,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 17:00:03,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 17:00:03,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 17:00:03,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 17:00:03,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 17:00:03,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 17:00:03,141 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 17:00:03,142 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 17:00:03,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/LTL/recursivity.bpl [2019-08-06 17:00:03,143 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/LTL/recursivity.bpl' [2019-08-06 17:00:03,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 17:00:03,175 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 17:00:03,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 17:00:03,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 17:00:03,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 17:00:03,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 17:00:03,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 17:00:03,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 17:00:03,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 17:00:03,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:00:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-06 17:00:03,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nplus given in one single declaration [2019-08-06 17:00:03,284 INFO L130 BoogieDeclarations]: Found specification of procedure nplus [2019-08-06 17:00:03,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nplus [2019-08-06 17:00:03,471 INFO L275 CfgBuilder]: Using library mode [2019-08-06 17:00:03,472 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 17:00:03,474 INFO L202 PluginConnector]: Adding new model recursivity.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:00:03 BoogieIcfgContainer [2019-08-06 17:00:03,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 17:00:03,475 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 17:00:03,475 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 17:00:03,475 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 17:00:03,476 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "recursivity.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:00:03" (1/1) ... [2019-08-06 17:00:03,487 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-06 17:00:03,488 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-06 17:00:03,493 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 17:00:03,506 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-06 17:00:03,517 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 17:00:03,518 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 17:00:03,518 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-06 17:00:03,519 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 17:00:03,520 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 17:00:03,524 INFO L168 Benchmark]: Toolchain (without parser) took 347.31 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 94.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-06 17:00:03,526 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 17:00:03,527 INFO L168 Benchmark]: Boogie Preprocessor took 40.07 ms. Allocated memory is still 132.6 MB. Free memory was 107.7 MB in the beginning and 105.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 17:00:03,530 INFO L168 Benchmark]: RCFGBuilder took 257.94 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 96.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 17:00:03,531 INFO L168 Benchmark]: Symbolic Interpretation took 45.88 ms. Allocated memory is still 132.6 MB. Free memory was 96.7 MB in the beginning and 94.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 17:00:03,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.07 ms. Allocated memory is still 132.6 MB. Free memory was 107.7 MB in the beginning and 105.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 257.94 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 96.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 45.88 ms. Allocated memory is still 132.6 MB. Free memory was 96.7 MB in the beginning and 94.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...