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/errorLocalization/loopNondet1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:11,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:11,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:11,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:11,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:11,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:11,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:11,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:11,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:11,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:11,472 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:11,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:11,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:11,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:11,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:11,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:11,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:11,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:11,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:11,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:11,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:11,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:11,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:11,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:11,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:11,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:11,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:11,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:11,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:11,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:11,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:11,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:11,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:11,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:11,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:11,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:11,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:11,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:11,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:11,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:11,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:11,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:11,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:11,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:11,578 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:11,578 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:11,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet1.bpl [2019-08-05 11:50:11,579 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet1.bpl' [2019-08-05 11:50:11,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:11,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:11,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:11,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:11,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:11,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:11,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:11,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:11,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:11,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:11" (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 11:50:11,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:50:11,700 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:50:11,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:50:11,847 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:11,848 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:50:11,849 INFO L202 PluginConnector]: Adding new model loopNondet1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:11 BoogieIcfgContainer [2019-08-05 11:50:11,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:11,852 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:11,853 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:11,853 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:11,855 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loopNondet1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:11" (1/1) ... [2019-08-05 11:50:11,864 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:11,866 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:11,872 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:50:11,880 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:11,882 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:50:11,949 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:11,949 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:11,951 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 8#(not (= main_x 0)) [2019-08-05 11:50:11,957 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:11,960 INFO L168 Benchmark]: Toolchain (without parser) took 354.22 ms. Allocated memory is still 134.2 MB. Free memory was 112.0 MB in the beginning and 97.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:11,961 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:11,963 INFO L168 Benchmark]: Boogie Preprocessor took 39.49 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:11,964 INFO L168 Benchmark]: RCFGBuilder took 206.73 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 101.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:11,965 INFO L168 Benchmark]: Symbolic Interpretation took 105.18 ms. Allocated memory is still 134.2 MB. Free memory was 101.6 MB in the beginning and 97.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:11,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 0.17 ms. Allocated memory is still 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.49 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 206.73 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 101.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 105.18 ms. Allocated memory is still 134.2 MB. Free memory was 101.6 MB in the beginning and 97.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...