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 0.1.24-3b9210c [2019-08-06 16:46:53,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:53,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:53,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:53,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:53,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:53,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:53,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:53,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:53,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:53,993 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:53,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:53,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:53,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:53,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:53,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:54,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:54,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:54,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:54,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:54,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:54,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:54,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:54,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:54,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:54,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:54,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:54,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:54,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:54,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:54,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:54,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:54,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:54,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:54,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:54,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:54,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:54,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:54,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:54,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:54,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:54,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:54,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:54,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:54,083 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:54,084 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:54,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-InfiniteRecursion.bpl [2019-08-06 16:46:54,086 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/unrolling-tests/IRS-Dep-InfiniteRecursion.bpl' [2019-08-06 16:46:54,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:54,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:54,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:54,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:54,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:54,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:54,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:54,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:54,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:54,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:54" (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 16:46:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure SimpleTrace [2019-08-06 16:46:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure SimpleTrace [2019-08-06 16:46:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-06 16:46:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-06 16:46:54,431 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:46:54,432 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:54,433 INFO L202 PluginConnector]: Adding new model IRS-Dep-InfiniteRecursion.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:54 BoogieIcfgContainer [2019-08-06 16:46:54,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:54,434 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:54,435 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:54,435 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:54,436 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 06.08 04:46:54" (1/1) ... [2019-08-06 16:46:54,453 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-06 16:46:54,453 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-06 16:46:54,457 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:54,464 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-06 16:46:54,473 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:54,474 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:54,474 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-06 16:46:54,475 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 16:46:54,476 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:54,480 INFO L168 Benchmark]: Toolchain (without parser) took 357.94 ms. Allocated memory is still 139.5 MB. Free memory was 108.0 MB in the beginning and 96.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:54,481 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:46:54,482 INFO L168 Benchmark]: Boogie Preprocessor took 43.93 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 106.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:54,484 INFO L168 Benchmark]: RCFGBuilder took 268.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 97.9 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:54,485 INFO L168 Benchmark]: Symbolic Interpretation took 42.20 ms. Allocated memory is still 139.5 MB. Free memory was 97.9 MB in the beginning and 96.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:54,489 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 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.93 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 106.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 268.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 97.9 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 42.20 ms. Allocated memory is still 139.5 MB. Free memory was 97.9 MB in the beginning and 96.0 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...