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/loopAcceleration/emptyLoop-bug-npe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:55,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:55,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:55,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:55,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:55,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:55,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:55,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:55,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:55,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:55,810 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:55,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:55,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:55,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:55,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:55,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:55,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:55,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:55,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:55,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:55,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:55,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:55,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:55,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:55,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:55,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:55,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:55,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:55,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:55,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:55,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:55,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:55,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:55,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:55,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:55,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:55,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:55,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:55,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:55,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:55,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:55,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:55,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:55,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:55,886 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:55,886 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:55,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/emptyLoop-bug-npe.bpl [2019-08-06 16:59:55,887 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/loopAcceleration/emptyLoop-bug-npe.bpl' [2019-08-06 16:59:55,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:55,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:55,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:55,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:55,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:55,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (1/1) ... [2019-08-06 16:59:55,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:55,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:55,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:55,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:55,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:55" (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 16:59:56,029 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:59:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:59:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:59:56,201 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:56,203 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:59:56,204 INFO L202 PluginConnector]: Adding new model emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:56 BoogieIcfgContainer [2019-08-06 16:59:56,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:56,205 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:56,205 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:56,206 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:56,207 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "emptyLoop-bug-npe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:56" (1/1) ... [2019-08-06 16:59:56,220 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:56,223 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:56,235 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:59:56,243 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:56,245 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:59:56,285 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:56,285 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:56,290 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#false [2019-08-06 16:59:56,291 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 16:59:56,292 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:56,294 INFO L168 Benchmark]: Toolchain (without parser) took 377.89 ms. Allocated memory is still 138.9 MB. Free memory was 107.5 MB in the beginning and 93.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:56,296 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:56,297 INFO L168 Benchmark]: Boogie Preprocessor took 42.03 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:56,299 INFO L168 Benchmark]: RCFGBuilder took 245.54 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 97.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:56,300 INFO L168 Benchmark]: Symbolic Interpretation took 86.96 ms. Allocated memory is still 138.9 MB. Free memory was 97.4 MB in the beginning and 93.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:56,304 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 138.9 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.03 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 245.54 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 97.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 86.96 ms. Allocated memory is still 138.9 MB. Free memory was 97.4 MB in the beginning and 93.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...