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/lassos/regression/2Nested.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:25:36,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:25:36,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:25:36,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:25:36,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:25:36,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:25:36,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:25:36,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:25:36,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:25:36,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:25:36,450 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:25:36,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:25:36,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:25:36,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:25:36,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:25:36,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:25:36,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:25:36,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:25:36,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:25:36,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:25:36,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:25:36,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:25:36,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:25:36,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:25:36,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:25:36,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:25:36,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:25:36,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:25:36,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:25:36,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:25:36,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:25:36,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:25:36,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:25:36,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:25:36,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:25:36,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:25:36,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:25:36,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:25:36,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:25:36,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:25:36,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:25:36,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:25:36,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:25:36,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:25:36,545 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:25:36,545 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:25:36,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2Nested.bpl [2019-08-05 11:25:36,546 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2Nested.bpl' [2019-08-05 11:25:36,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:25:36,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:25:36,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:25:36,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:25:36,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:25:36,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:25:36,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:25:36,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:25:36,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:25:36,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:36" (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 11:25:36,701 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:25:36,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:25:36,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:25:36,921 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:25:36,922 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:25:36,923 INFO L202 PluginConnector]: Adding new model 2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:36 BoogieIcfgContainer [2019-08-05 11:25:36,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:25:36,924 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:25:36,924 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:25:36,924 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:25:36,928 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:36" (1/1) ... [2019-08-05 11:25:36,942 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-05 11:25:36,943 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-05 11:25:36,949 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:25:36,959 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-05 11:25:36,971 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:25:36,971 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:25:36,971 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-05 11:25:36,974 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:25:36,977 INFO L168 Benchmark]: Toolchain (without parser) took 396.39 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 96.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:36,978 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:25:36,981 INFO L168 Benchmark]: Boogie Preprocessor took 45.45 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:36,984 INFO L168 Benchmark]: RCFGBuilder took 296.92 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 98.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:36,986 INFO L168 Benchmark]: Symbolic Interpretation took 50.36 ms. Allocated memory is still 141.0 MB. Free memory was 98.4 MB in the beginning and 96.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:36,992 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 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.45 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.92 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 98.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 50.36 ms. Allocated memory is still 141.0 MB. Free memory was 98.4 MB in the beginning and 96.3 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...