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 0.1.24-3b9210c [2019-08-06 16:46:12,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:12,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:12,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:12,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:12,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:12,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:12,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:12,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:12,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:12,633 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:12,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:12,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:12,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:12,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:12,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:12,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:12,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:12,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:12,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:12,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:12,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:12,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:12,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:12,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:12,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:12,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:12,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:12,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:12,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:12,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:12,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:12,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:12,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:12,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:12,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:12,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:12,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:12,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:12,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:12,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:12,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:12,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:12,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:12,711 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:12,712 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:12,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2Nested.bpl [2019-08-06 16:46:12,714 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2Nested.bpl' [2019-08-06 16:46:12,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:12,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:12,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:12,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:12,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:12,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (1/1) ... [2019-08-06 16:46:12,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:12,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:12,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:12,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:12,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:12" (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 16:46:12,877 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:46:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:46:12,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:46:13,065 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:46:13,065 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:46:13,066 INFO L202 PluginConnector]: Adding new model 2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:13 BoogieIcfgContainer [2019-08-06 16:46:13,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:13,067 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:13,068 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:13,068 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:13,069 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:13" (1/1) ... [2019-08-06 16:46:13,080 INFO L148 IcfgInterpreter]: Started Sifa with 0 locations of interest [2019-08-06 16:46:13,080 WARN L150 IcfgInterpreter]: No location of interest given. Interpreter runs nevertheless. You may want to cancel. [2019-08-06 16:46:13,083 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:13,096 INFO L160 IcfgInterpreter]: Initial procedures are [] [2019-08-06 16:46:13,106 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:13,107 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:13,107 WARN L172 IcfgInterpreter]: No locations of interest were given [2019-08-06 16:46:13,108 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 16:46:13,112 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:13,115 INFO L168 Benchmark]: Toolchain (without parser) took 362.43 ms. Allocated memory is still 133.7 MB. Free memory was 109.4 MB in the beginning and 96.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:13,117 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:46:13,118 INFO L168 Benchmark]: Boogie Preprocessor took 46.58 ms. Allocated memory is still 133.7 MB. Free memory was 109.2 MB in the beginning and 107.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:13,119 INFO L168 Benchmark]: RCFGBuilder took 266.19 ms. Allocated memory is still 133.7 MB. Free memory was 107.1 MB in the beginning and 98.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:13,120 INFO L168 Benchmark]: Symbolic Interpretation took 45.40 ms. Allocated memory is still 133.7 MB. Free memory was 98.4 MB in the beginning and 96.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:13,125 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 0.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.58 ms. Allocated memory is still 133.7 MB. Free memory was 109.2 MB in the beginning and 107.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 266.19 ms. Allocated memory is still 133.7 MB. Free memory was 107.1 MB in the beginning and 98.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 45.40 ms. Allocated memory is still 133.7 MB. Free memory was 98.4 MB in the beginning and 96.5 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...