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-04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:15,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:15,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:15,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:15,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:15,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:15,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:15,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:15,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:15,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:15,363 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:15,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:15,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:15,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:15,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:15,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:15,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:15,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:15,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:15,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:15,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:15,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:15,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:15,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:15,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:15,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:15,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:15,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:15,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:15,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:15,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:15,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:15,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:15,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:15,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:15,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:15,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:15,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:15,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:15,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:15,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:15,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:15,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:15,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:15,445 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:15,445 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:15,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-04.bpl [2019-08-06 16:55:15,446 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-04.bpl' [2019-08-06 16:55:15,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:15,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:15,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:15,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:15,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:15,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:15,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:15,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:15,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:15,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (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 16:55:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:55:15,597 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:55:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-06 16:55:15,598 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-06 16:55:15,930 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:15,930 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:15,932 INFO L202 PluginConnector]: Adding new model procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:15 BoogieIcfgContainer [2019-08-06 16:55:15,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:15,933 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:15,933 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:15,933 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:15,934 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,945 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:55:15,948 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:15,955 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-06 16:55:15,963 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:15,964 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-06 16:55:16,046 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:16,046 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:16,049 INFO L179 IcfgInterpreter]: Location fooErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-06 16:55:16,049 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (= (+ foo_x foo_y) foo_z) (= g 1000) (= 1 foo_x) (not (= 3 foo_z)) (= 2 foo_y)) [2019-08-06 16:55:16,050 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:16,058 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:16,063 INFO L168 Benchmark]: Toolchain (without parser) took 585.93 ms. Allocated memory is still 130.5 MB. Free memory was 107.0 MB in the beginning and 90.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,064 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 130.5 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,066 INFO L168 Benchmark]: Boogie Preprocessor took 40.19 ms. Allocated memory is still 130.5 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,068 INFO L168 Benchmark]: RCFGBuilder took 417.03 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 95.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,070 INFO L168 Benchmark]: Symbolic Interpretation took 125.72 ms. Allocated memory is still 130.5 MB. Free memory was 95.1 MB in the beginning and 90.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 22]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 21]: 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 0.16 ms. Allocated memory is still 130.5 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.19 ms. Allocated memory is still 130.5 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 417.03 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 95.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 125.72 ms. Allocated memory is still 130.5 MB. Free memory was 95.1 MB in the beginning and 90.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...