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/regression/bpl/interprocedural/BugLiveVariables01-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:05:45,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:45,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:45,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:45,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:45,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:45,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:45,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:45,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:45,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:45,215 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:45,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:45,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:45,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:45,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:45,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:45,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:45,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:45,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:45,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:45,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:45,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:45,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:45,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:45,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:45,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:45,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:45,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:45,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:45,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:45,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:45,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:45,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:45,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:45,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:45,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:45,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:45,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:45,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:45,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:45,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:45,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:45,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:45,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:45,288 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:45,289 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:45,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLiveVariables01-Safe.bpl [2019-08-05 12:05:45,290 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLiveVariables01-Safe.bpl' [2019-08-05 12:05:45,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:45,322 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:45,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:45,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:45,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:45,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:45,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:45,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:45,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:45,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:45" (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 12:05:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:05:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 12:05:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 12:05:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:05:45,703 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:05:45,704 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:05:45,705 INFO L202 PluginConnector]: Adding new model BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:45 BoogieIcfgContainer [2019-08-05 12:05:45,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:45,706 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:45,706 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:45,707 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:45,709 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLiveVariables01-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:45" (1/1) ... [2019-08-05 12:05:45,721 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:05:45,724 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:45,731 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:05:45,740 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:45,741 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:05:45,858 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:45,858 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:45,862 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(not (= y x)) [2019-08-05 12:05:45,871 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:45,874 INFO L168 Benchmark]: Toolchain (without parser) took 550.52 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 93.6 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:45,876 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:05:45,877 INFO L168 Benchmark]: Boogie Preprocessor took 36.75 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 107.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:45,878 INFO L168 Benchmark]: RCFGBuilder took 345.68 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 98.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:45,880 INFO L168 Benchmark]: Symbolic Interpretation took 165.22 ms. Allocated memory is still 132.6 MB. Free memory was 98.7 MB in the beginning and 93.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:45,884 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.75 ms. Allocated memory is still 132.6 MB. Free memory was 108.9 MB in the beginning and 107.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.68 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 98.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 165.22 ms. Allocated memory is still 132.6 MB. Free memory was 98.7 MB in the beginning and 93.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...