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/regression/all/proc-impl-name-change-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:44,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:44,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:44,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:44,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:44,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:44,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:44,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:44,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:44,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:44,408 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:44,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:44,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:44,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:44,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:44,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:44,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:44,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:44,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:44,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:44,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:44,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:44,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:44,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:44,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:44,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:44,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:44,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:44,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:44,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:44,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:44,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:44,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:44,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:44,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:44,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:44,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:44,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:44,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:44,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:44,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:44,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:44,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:44,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:44,521 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:44,522 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:44,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl [2019-08-05 12:06:44,523 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl' [2019-08-05 12:06:44,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:44,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:44,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:44,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:44,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:44,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:44,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:44,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:44,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:44,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:44" (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 12:06:44,676 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-05 12:06:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-05 12:06:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-05 12:06:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-05 12:06:44,677 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-05 12:06:44,879 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:44,880 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:44,882 INFO L202 PluginConnector]: Adding new model proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:44 BoogieIcfgContainer [2019-08-05 12:06:44,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:44,882 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:44,882 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:44,883 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:44,886 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,898 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:44,901 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:44,909 INFO L160 IcfgInterpreter]: Initial procedures are [f] [2019-08-05 12:06:44,918 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:44,920 INFO L184 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-05 12:06:45,008 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:45,008 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:45,011 INFO L178 IcfgInterpreter]: Location fErr0ASSERT_VIOLATIONASSERT has predicate 9#true [2019-08-05 12:06:45,021 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:45,024 INFO L168 Benchmark]: Toolchain (without parser) took 467.09 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 95.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:45,025 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 111.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:06:45,026 INFO L168 Benchmark]: Boogie Preprocessor took 41.91 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:45,027 INFO L168 Benchmark]: RCFGBuilder took 283.45 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 100.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:45,028 INFO L168 Benchmark]: Symbolic Interpretation took 138.54 ms. Allocated memory is still 134.2 MB. Free memory was 100.3 MB in the beginning and 95.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:45,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: 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 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 111.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.91 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 283.45 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 100.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 138.54 ms. Allocated memory is still 134.2 MB. Free memory was 100.3 MB in the beginning and 95.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...