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 0.1.24-4ddfff8 [2019-08-09 14:21:08,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:21:08,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:21:08,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:21:08,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:21:08,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:21:08,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:21:08,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:21:08,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:21:08,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:21:08,743 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:21:08,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:21:08,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:21:08,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:21:08,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:21:08,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:21:08,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:21:08,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:21:08,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:21:08,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:21:08,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:21:08,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:21:08,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:21:08,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:21:08,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:21:08,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:21:08,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:21:08,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:21:08,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:21:08,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:21:08,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:21:08,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:21:08,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:21:08,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:21:08,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:21:08,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:21:08,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:21:08,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:21:08,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:21:08,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:21:08,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:21:08,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:21:08,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:21:08,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:21:08,834 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:21:08,834 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:21:08,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/LTL/recursivity.bpl [2019-08-09 14:21:08,835 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/LTL/recursivity.bpl' [2019-08-09 14:21:08,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:21:08,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:21:08,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:21:08,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:21:08,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:21:08,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (1/1) ... [2019-08-09 14:21:08,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:21:08,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:21:08,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:21:08,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:21:08,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "recursivity.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:21:08" (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 [2019-08-09 14:21:08,961 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nplus given in one single declaration [2019-08-09 14:21:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure nplus [2019-08-09 14:21:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure nplus [2019-08-09 14:21:09,094 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:21:09,094 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:21:09,095 INFO L202 PluginConnector]: Adding new model recursivity.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:21:09 BoogieIcfgContainer [2019-08-09 14:21:09,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:21:09,096 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:21:09,097 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:21:09,097 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:21:09,098 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "recursivity.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:21:09" (1/1) ... [2019-08-09 14:21:09,111 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-09 14:21:09,128 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-09 14:21:09,131 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:21:09,134 INFO L168 Benchmark]: Toolchain (without parser) took 268.45 ms. Allocated memory is still 136.8 MB. Free memory was 105.4 MB in the beginning and 92.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:21:09,135 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:21:09,137 INFO L168 Benchmark]: Boogie Preprocessor took 36.86 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:21:09,138 INFO L168 Benchmark]: RCFGBuilder took 193.46 ms. Allocated memory is still 136.8 MB. Free memory was 103.1 MB in the beginning and 94.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:21:09,139 INFO L168 Benchmark]: Symbolic Interpretation took 34.50 ms. Allocated memory is still 136.8 MB. Free memory was 94.2 MB in the beginning and 92.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:21:09,143 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 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 106.5 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.86 ms. Allocated memory is still 136.8 MB. Free memory was 105.2 MB in the beginning and 103.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 193.46 ms. Allocated memory is still 136.8 MB. Free memory was 103.1 MB in the beginning and 94.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 34.50 ms. Allocated memory is still 136.8 MB. Free memory was 94.2 MB in the beginning and 92.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...