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-e6f8464 [2019-08-06 14:25:57,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:25:57,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:25:57,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:25:57,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:25:57,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:25:57,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:25:57,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:25:57,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:25:57,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:25:57,364 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:25:57,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:25:57,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:25:57,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:25:57,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:25:57,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:25:57,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:25:57,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:25:57,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:25:57,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:25:57,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:25:57,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:25:57,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:25:57,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:25:57,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:25:57,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:25:57,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:25:57,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:25:57,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:25:57,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:25:57,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:25:57,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:25:57,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:25:57,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:25:57,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:25:57,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:25:57,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:25:57,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:25:57,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:25:57,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:25:57,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:25:57,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:25:57,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:25:57,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:25:57,454 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:25:57,455 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:25:57,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl [2019-08-06 14:25:57,456 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-impl-name-change-2.bpl' [2019-08-06 14:25:57,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:25:57,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:25:57,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:25:57,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:25:57,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:25:57,511 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,513 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,519 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,519 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,521 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,522 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,523 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:25:57,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:25:57,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:25:57,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:25:57,527 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 06.08 02:25:57" (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 14:25:57,597 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-06 14:25:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-06 14:25:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-06 14:25:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-06 14:25:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-06 14:25:57,807 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:25:57,808 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:25:57,809 INFO L202 PluginConnector]: Adding new model proc-impl-name-change-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:25:57 BoogieIcfgContainer [2019-08-06 14:25:57,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:25:57,810 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:25:57,811 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:25:57,811 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:25:57,812 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 06.08 02:25:57" (1/1) ... [2019-08-06 14:25:57,827 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:25:57,830 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:25:57,841 INFO L160 IcfgInterpreter]: Initial procedures are [f] [2019-08-06 14:25:57,851 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:25:57,853 INFO L185 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-06 14:25:57,928 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:25:57,928 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:25:57,934 INFO L179 IcfgInterpreter]: Location fErr0ASSERT_VIOLATIONASSERT has predicate 9#true [2019-08-06 14:25:57,935 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:25:57,942 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:25:57,945 INFO L168 Benchmark]: Toolchain (without parser) took 457.84 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 92.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:57,946 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 14:25:57,947 INFO L168 Benchmark]: Boogie Preprocessor took 38.58 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:57,948 INFO L168 Benchmark]: RCFGBuilder took 284.31 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 96.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:57,950 INFO L168 Benchmark]: Symbolic Interpretation took 131.62 ms. Allocated memory is still 138.9 MB. Free memory was 96.8 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:25:57,953 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 138.9 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.58 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.31 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 96.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 131.62 ms. Allocated memory is still 138.9 MB. Free memory was 96.8 MB in the beginning and 92.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...