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-BinaryRecursion.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:05:56,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:05:56,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:05:56,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:05:56,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:05:56,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:05:56,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:05:56,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:05:56,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:05:56,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:05:56,361 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:05:56,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:05:56,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:05:56,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:05:56,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:05:56,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:05:56,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:05:56,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:05:56,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:05:56,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:05:56,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:05:56,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:05:56,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:05:56,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:05:56,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:05:56,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:05:56,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:05:56,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:05:56,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:05:56,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:05:56,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:05:56,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:05:56,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:05:56,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:05:56,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:05:56,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:05:56,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:05:56,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:05:56,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:05:56,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:05:56,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:05:56,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:05:56,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:05:56,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:05:56,477 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:05:56,478 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:05:56,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-BinaryRecursion.bpl [2019-08-05 18:05:56,479 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-BinaryRecursion.bpl' [2019-08-05 18:05:56,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:05:56,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:05:56,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:05:56,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:05:56,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:05:56,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:05:56,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:05:56,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:05:56,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:05:56,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:05:56" (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 18:05:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure McCarthyRec [2019-08-05 18:05:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure McCarthyRec [2019-08-05 18:05:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-05 18:05:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-05 18:05:56,783 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:05:56,784 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:05:56,785 INFO L202 PluginConnector]: Adding new model IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:05:56 BoogieIcfgContainer [2019-08-05 18:05:56,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:05:56,788 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:05:56,789 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:05:56,789 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:05:56,790 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:05:56" (1/1) ... [2019-08-05 18:05:56,802 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-05 18:05:56,802 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-05 18:05:56,805 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:05:56,811 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-05 18:05:56,819 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:05:56,820 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:05:56,820 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-05 18:05:56,821 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-05 18:05:56,823 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:05:56,826 INFO L168 Benchmark]: Toolchain (without parser) took 310.70 ms. Allocated memory is still 130.5 MB. Free memory was 107.2 MB in the beginning and 94.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:56,827 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:05:56,828 INFO L168 Benchmark]: Boogie Preprocessor took 47.77 ms. Allocated memory is still 130.5 MB. Free memory was 107.0 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:56,830 INFO L168 Benchmark]: RCFGBuilder took 222.87 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 96.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:56,831 INFO L168 Benchmark]: Symbolic Interpretation took 34.41 ms. Allocated memory is still 130.5 MB. Free memory was 96.1 MB in the beginning and 94.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:05:56,835 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 0.23 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.77 ms. Allocated memory is still 130.5 MB. Free memory was 107.0 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 222.87 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 96.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 34.41 ms. Allocated memory is still 130.5 MB. Free memory was 96.1 MB in the beginning and 94.1 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...