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/procedural-example-05a.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:04,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:04,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:04,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:04,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:04,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:04,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:04,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:04,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:04,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:04,452 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:04,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:04,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:04,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:04,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:04,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:04,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:04,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:04,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:04,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:04,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:04,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:04,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:04,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:04,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:04,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:04,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:04,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:04,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:04,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:04,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:04,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:04,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:04,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:04,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:04,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:04,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:04,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:04,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:04,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:04,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:04,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:04,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:04,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:04,522 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:04,522 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:04,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-05a.bpl [2019-08-06 16:55:04,523 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-05a.bpl' [2019-08-06 16:55:04,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:04,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:04,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:04,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:04,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:04,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:04,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:04,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:04,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:04,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:04" (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 16:55:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:55:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:55:04,676 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-06 16:55:04,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-06 16:55:04,898 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:04,899 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:04,900 INFO L202 PluginConnector]: Adding new model procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:04 BoogieIcfgContainer [2019-08-06 16:55:04,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:04,901 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:04,901 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:04,901 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:04,902 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-05a.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:04" (1/1) ... [2019-08-06 16:55:04,912 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:04,915 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:04,921 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:55:04,929 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:04,931 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:55:04,984 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:04,984 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:04,987 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (not (= 3 foo_z)) (= g foo_z)) [2019-08-06 16:55:04,988 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:04,994 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:04,997 INFO L168 Benchmark]: Toolchain (without parser) took 439.91 ms. Allocated memory is still 133.2 MB. Free memory was 109.8 MB in the beginning and 93.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:04,999 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:05,000 INFO L168 Benchmark]: Boogie Preprocessor took 44.63 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:05,001 INFO L168 Benchmark]: RCFGBuilder took 298.29 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 98.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:05,003 INFO L168 Benchmark]: Symbolic Interpretation took 93.79 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 93.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:05,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 23]: 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 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.63 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 298.29 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 98.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.79 ms. Allocated memory is still 133.2 MB. Free memory was 98.6 MB in the beginning and 93.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...