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/unrolling-tests/IRS-Dep-InfiniteRecursion.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:26:17,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:26:17,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:26:17,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:26:17,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:26:17,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:26:17,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:26:17,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:26:17,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:26:17,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:26:17,508 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:26:17,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:26:17,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:26:17,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:26:17,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:26:17,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:26:17,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:26:17,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:26:17,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:26:17,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:26:17,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:26:17,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:26:17,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:26:17,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:26:17,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:26:17,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:26:17,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:26:17,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:26:17,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:26:17,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:26:17,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:26:17,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:26:17,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:26:17,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:26:17,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:26:17,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:26:17,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:26:17,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:26:17,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:26:17,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:26:17,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:26:17,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:26:17,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:26:17,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:26:17,587 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:26:17,588 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:26:17,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-InfiniteRecursion.bpl [2019-08-05 11:26:17,589 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-InfiniteRecursion.bpl' [2019-08-05 11:26:17,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:26:17,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:26:17,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:26:17,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:26:17,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:26:17,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:26:17,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:26:17,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:26:17,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:26:17,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:26:17" (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 [2019-08-05 11:26:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure SimpleTrace [2019-08-05 11:26:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure SimpleTrace [2019-08-05 11:26:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-05 11:26:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-05 11:26:17,885 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:26:17,885 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:26:17,887 INFO L202 PluginConnector]: Adding new model IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:17 BoogieIcfgContainer [2019-08-05 11:26:17,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:26:17,887 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:26:17,887 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:26:17,888 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:26:17,890 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:26:17" (1/1) ... [2019-08-05 11:26:17,901 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-05 11:26:17,902 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-05 11:26:17,904 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:26:17,910 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-05 11:26:17,919 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:26:17,919 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:26:17,919 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-05 11:26:17,922 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:26:17,925 INFO L168 Benchmark]: Toolchain (without parser) took 304.27 ms. Allocated memory is still 140.0 MB. Free memory was 110.3 MB in the beginning and 98.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:17,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 111.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:26:17,927 INFO L168 Benchmark]: Boogie Preprocessor took 39.99 ms. Allocated memory is still 140.0 MB. Free memory was 110.3 MB in the beginning and 108.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:17,930 INFO L168 Benchmark]: RCFGBuilder took 226.24 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 MB in the beginning and 100.2 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:17,932 INFO L168 Benchmark]: Symbolic Interpretation took 34.61 ms. Allocated memory is still 140.0 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:26:17,935 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 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 111.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.99 ms. Allocated memory is still 140.0 MB. Free memory was 110.3 MB in the beginning and 108.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 226.24 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 MB in the beginning and 100.2 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 34.61 ms. Allocated memory is still 140.0 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...