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/InfeasibleCoreExample3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:14:13,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:13,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:13,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:13,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:13,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:13,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:13,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:13,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:13,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:13,788 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:13,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:13,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:13,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:13,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:13,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:13,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:13,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:13,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:13,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:13,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:13,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:13,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:13,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:13,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:13,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:13,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:13,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:13,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:13,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:13,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:13,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:13,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:13,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:13,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:13,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:13,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:13,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:13,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:13,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:13,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:13,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:13,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:13,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:13,891 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:13,891 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:13,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExample3.bpl [2019-08-09 14:14:13,892 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExample3.bpl' [2019-08-09 14:14:13,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:13,923 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:13,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:13,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:13,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:13,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (1/1) ... [2019-08-09 14:14:13,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:13,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:13,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:13,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:13,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:13" (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 [2019-08-09 14:14:14,027 INFO L124 BoogieDeclarations]: Specification and implementation of procedure checkMemleak given in one single declaration [2019-08-09 14:14:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure checkMemleak [2019-08-09 14:14:14,028 INFO L138 BoogieDeclarations]: Found implementation of procedure checkMemleak [2019-08-09 14:14:14,167 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:14:14,168 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:14:14,169 INFO L202 PluginConnector]: Adding new model InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:14 BoogieIcfgContainer [2019-08-09 14:14:14,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:14,170 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:14,170 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:14,170 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:14,171 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InfeasibleCoreExample3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:14" (1/1) ... [2019-08-09 14:14:14,380 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:14,387 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:14,390 INFO L168 Benchmark]: Toolchain (without parser) took 466.76 ms. Allocated memory is still 138.4 MB. Free memory was 109.0 MB in the beginning and 89.8 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,393 INFO L168 Benchmark]: Boogie Preprocessor took 36.77 ms. Allocated memory is still 138.4 MB. Free memory was 109.0 MB in the beginning and 106.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,394 INFO L168 Benchmark]: RCFGBuilder took 209.00 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 97.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,396 INFO L168 Benchmark]: Symbolic Interpretation took 217.69 ms. Allocated memory is still 138.4 MB. Free memory was 97.6 MB in the beginning and 89.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:14,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 30]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 22#(not (= b a)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.77 ms. Allocated memory is still 138.4 MB. Free memory was 109.0 MB in the beginning and 106.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 209.00 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 97.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 217.69 ms. Allocated memory is still 138.4 MB. Free memory was 97.6 MB in the beginning and 89.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...