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/toy/LiveVariablesBackwardTest.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:28,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:28,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:28,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:28,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:28,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:28,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:28,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:28,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:28,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:28,695 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:28,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:28,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:28,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:28,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:28,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:28,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:28,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:28,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:28,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:28,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:28,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:28,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:28,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:28,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:28,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:28,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:28,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:28,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:28,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:28,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:28,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:28,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:28,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:28,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:28,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:28,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:28,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:28,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:28,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:28,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:28,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:28,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:28,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:28,769 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:28,769 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:28,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/LiveVariablesBackwardTest.bpl [2019-08-05 11:50:28,771 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/LiveVariablesBackwardTest.bpl' [2019-08-05 11:50:28,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:28,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:28,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:28,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:28,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:28,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (1/1) ... [2019-08-05 11:50:28,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:28,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:28,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:28,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:28,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:28" (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 11:50:28,911 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:50:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:50:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:50:29,153 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:29,153 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 11:50:29,154 INFO L202 PluginConnector]: Adding new model LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:29 BoogieIcfgContainer [2019-08-05 11:50:29,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:29,155 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:29,157 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:29,157 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:29,159 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "LiveVariablesBackwardTest.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:29" (1/1) ... [2019-08-05 11:50:29,172 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:29,178 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:29,191 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:50:29,201 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:29,202 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:50:29,377 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:29,377 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:29,381 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 13#false [2019-08-05 11:50:29,385 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:29,388 INFO L168 Benchmark]: Toolchain (without parser) took 584.50 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 93.1 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:29,389 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:50:29,391 INFO L168 Benchmark]: Boogie Preprocessor took 36.67 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:29,392 INFO L168 Benchmark]: RCFGBuilder took 313.52 ms. Allocated memory is still 140.0 MB. Free memory was 107.4 MB in the beginning and 98.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:29,393 INFO L168 Benchmark]: Symbolic Interpretation took 230.62 ms. Allocated memory is still 140.0 MB. Free memory was 98.2 MB in the beginning and 93.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:29,411 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 140.0 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.67 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 313.52 ms. Allocated memory is still 140.0 MB. Free memory was 107.4 MB in the beginning and 98.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 230.62 ms. Allocated memory is still 140.0 MB. Free memory was 98.2 MB in the beginning and 93.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...