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/loopNondet4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:22,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:22,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:22,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:22,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:22,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:22,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:22,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:22,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:22,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:22,313 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:22,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:22,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:22,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:22,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:22,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:22,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:22,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:22,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:22,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:22,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:22,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:22,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:22,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:22,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:22,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:22,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:22,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:22,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:22,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:22,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:22,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:22,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:22,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:22,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:22,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:22,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:22,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:22,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:22,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:22,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:22,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:22,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:22,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:22,415 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:22,415 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:22,416 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet4.bpl [2019-08-05 11:50:22,416 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet4.bpl' [2019-08-05 11:50:22,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:22,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:22,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:22,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:22,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:22,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:22,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:22,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:22,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:22,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:22" (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 11:50:22,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:50:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:50:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:50:22,752 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:22,752 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:50:22,754 INFO L202 PluginConnector]: Adding new model loopNondet4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:22 BoogieIcfgContainer [2019-08-05 11:50:22,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:22,755 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:22,755 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:22,755 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:22,757 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:22" (1/1) ... [2019-08-05 11:50:22,768 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:22,771 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:22,779 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:50:22,788 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:22,789 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:50:22,865 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:22,866 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:22,872 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 8#(not (= main_x 0)) [2019-08-05 11:50:22,885 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:22,888 INFO L168 Benchmark]: Toolchain (without parser) took 438.64 ms. Allocated memory is still 143.1 MB. Free memory was 112.9 MB in the beginning and 97.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:22,890 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 114.0 MB in the beginning and 113.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:22,891 INFO L168 Benchmark]: Boogie Preprocessor took 42.25 ms. Allocated memory is still 143.1 MB. Free memory was 112.7 MB in the beginning and 110.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:22,894 INFO L168 Benchmark]: RCFGBuilder took 262.91 ms. Allocated memory is still 143.1 MB. Free memory was 110.6 MB in the beginning and 102.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:22,896 INFO L168 Benchmark]: Symbolic Interpretation took 130.40 ms. Allocated memory is still 143.1 MB. Free memory was 102.2 MB in the beginning and 97.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:22,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: 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 143.1 MB. Free memory was 114.0 MB in the beginning and 113.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.25 ms. Allocated memory is still 143.1 MB. Free memory was 112.7 MB in the beginning and 110.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.91 ms. Allocated memory is still 143.1 MB. Free memory was 110.6 MB in the beginning and 102.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 130.40 ms. Allocated memory is still 143.1 MB. Free memory was 102.2 MB in the beginning and 97.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...