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/programs/abstractInterpretation/unclassified/EasyIf.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:07:19,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:19,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:19,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:19,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:19,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:19,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:19,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:19,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:19,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:19,868 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:19,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:19,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:19,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:19,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:19,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:19,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:19,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:19,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:19,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:19,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:19,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:19,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:19,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:19,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:19,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:19,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:19,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:19,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:19,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:19,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:19,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:19,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:19,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:19,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:19,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:19,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:19,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:19,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:19,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:19,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:19,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:19,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:19,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:19,943 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:19,944 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:19,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/EasyIf.bpl [2019-08-05 12:07:19,945 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/EasyIf.bpl' [2019-08-05 12:07:19,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:19,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:19,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:19,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:19,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:19,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:19,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (1/1) ... [2019-08-05 12:07:20,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:20,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:20,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:20,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:20,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:19" (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 12:07:20,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure EasyIf given in one single declaration [2019-08-05 12:07:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure EasyIf [2019-08-05 12:07:20,086 INFO L138 BoogieDeclarations]: Found implementation of procedure EasyIf [2019-08-05 12:07:20,271 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:20,272 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:20,273 INFO L202 PluginConnector]: Adding new model EasyIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:20 BoogieIcfgContainer [2019-08-05 12:07:20,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:20,274 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:20,274 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:20,274 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:20,277 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "EasyIf.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:20" (1/1) ... [2019-08-05 12:07:20,289 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:20,292 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:20,299 INFO L160 IcfgInterpreter]: Initial procedures are [EasyIf] [2019-08-05 12:07:20,308 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:20,309 INFO L184 IcfgInterpreter]: Interpreting procedure EasyIf with input of size 1 [2019-08-05 12:07:20,398 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:20,399 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:20,402 INFO L178 IcfgInterpreter]: Location EasyIfErr0ASSERT_VIOLATIONASSERT has predicate 7#false [2019-08-05 12:07:20,405 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:20,408 INFO L168 Benchmark]: Toolchain (without parser) took 435.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 96.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:20,409 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 111.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:20,411 INFO L168 Benchmark]: Boogie Preprocessor took 39.44 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 108.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:20,412 INFO L168 Benchmark]: RCFGBuilder took 261.58 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 100.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:20,413 INFO L168 Benchmark]: Symbolic Interpretation took 130.95 ms. Allocated memory is still 134.2 MB. Free memory was 100.0 MB in the beginning and 96.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:20,418 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 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 111.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.44 ms. Allocated memory is still 134.2 MB. Free memory was 110.5 MB in the beginning and 108.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.58 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 100.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 130.95 ms. Allocated memory is still 134.2 MB. Free memory was 100.0 MB in the beginning and 96.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...