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 0.1.24-3b9210c [2019-08-06 16:46:53,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:53,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:53,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:53,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:53,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:53,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:53,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:53,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:53,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:53,034 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:53,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:53,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:53,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:53,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:53,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:53,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:53,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:53,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:53,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:53,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:53,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:53,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:53,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:53,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:53,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:53,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:53,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:53,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:53,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:53,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:53,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:53,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:53,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:53,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:53,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:53,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:53,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:53,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:53,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:53,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:53,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:53,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:53,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:53,134 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:53,134 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:53,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-BinaryRecursion.bpl [2019-08-06 16:46:53,135 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-BinaryRecursion.bpl' [2019-08-06 16:46:53,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:53,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:53,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:53,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:53,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:53,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:53,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:53,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:53,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:53,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:53" (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 16:46:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure McCarthyRec [2019-08-06 16:46:53,283 INFO L138 BoogieDeclarations]: Found implementation of procedure McCarthyRec [2019-08-06 16:46:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-06 16:46:53,283 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-06 16:46:53,506 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:46:53,506 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:53,508 INFO L202 PluginConnector]: Adding new model IRS-Dep-BinaryRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:53 BoogieIcfgContainer [2019-08-06 16:46:53,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:53,508 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:53,509 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:53,509 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:53,510 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 06.08 04:46:53" (1/1) ... [2019-08-06 16:46:53,525 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-06 16:46:53,525 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-06 16:46:53,527 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:53,534 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-06 16:46:53,544 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:53,545 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:53,545 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-06 16:46:53,546 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 16:46:53,548 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:53,551 INFO L168 Benchmark]: Toolchain (without parser) took 380.70 ms. Allocated memory is still 130.0 MB. Free memory was 106.3 MB in the beginning and 93.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:53,552 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 130.0 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:53,553 INFO L168 Benchmark]: Boogie Preprocessor took 42.08 ms. Allocated memory is still 130.0 MB. Free memory was 106.3 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:53,555 INFO L168 Benchmark]: RCFGBuilder took 295.95 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 95.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:53,557 INFO L168 Benchmark]: Symbolic Interpretation took 39.62 ms. Allocated memory is still 130.0 MB. Free memory was 95.5 MB in the beginning and 93.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:53,561 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 130.0 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.08 ms. Allocated memory is still 130.0 MB. Free memory was 106.3 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.95 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 95.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 39.62 ms. Allocated memory is still 130.0 MB. Free memory was 95.5 MB in the beginning and 93.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...