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/BoogiePL/AlternatingAutomata/test2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:47:05,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:47:05,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:47:05,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:47:05,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:47:05,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:47:05,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:47:05,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:47:05,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:47:05,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:47:05,206 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:47:05,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:47:05,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:47:05,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:47:05,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:47:05,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:47:05,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:47:05,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:47:05,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:47:05,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:47:05,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:47:05,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:47:05,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:47:05,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:47:05,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:47:05,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:47:05,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:47:05,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:47:05,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:47:05,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:47:05,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:47:05,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:47:05,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:47:05,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:47:05,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:47:05,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:47:05,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:47:05,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:47:05,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:47:05,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:47:05,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:47:05,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:47:05,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:47:05,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:47:05,301 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:47:05,301 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:47:05,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/AlternatingAutomata/test2.bpl [2019-08-06 16:47:05,303 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/AlternatingAutomata/test2.bpl' [2019-08-06 16:47:05,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:47:05,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:47:05,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:47:05,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:47:05,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:47:05,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:47:05,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:47:05,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:47:05,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:47:05,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "test2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:47:05" (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 16:47:05,456 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ~init given in one single declaration [2019-08-06 16:47:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure ~init [2019-08-06 16:47:05,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ~init [2019-08-06 16:47:05,457 INFO L124 BoogieDeclarations]: Specification and implementation of procedure bla given in one single declaration [2019-08-06 16:47:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure bla [2019-08-06 16:47:05,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bla [2019-08-06 16:47:05,687 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:47:05,688 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:47:05,689 INFO L202 PluginConnector]: Adding new model test2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:47:05 BoogieIcfgContainer [2019-08-06 16:47:05,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:47:05,690 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:47:05,690 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:47:05,690 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:47:05,691 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "test2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:47:05" (1/1) ... [2019-08-06 16:47:05,705 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:47:05,710 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:47:05,723 INFO L160 IcfgInterpreter]: Initial procedures are [bla] [2019-08-06 16:47:05,734 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:47:05,736 INFO L185 IcfgInterpreter]: Interpreting procedure bla with input of size 1 [2019-08-06 16:47:05,840 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:47:05,841 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:47:05,843 INFO L179 IcfgInterpreter]: Location blaErr0ASSERT_VIOLATIONASSERT has predicate 23#(not (= bla_y bla_x)) [2019-08-06 16:47:05,844 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:47:05,850 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:47:05,853 INFO L168 Benchmark]: Toolchain (without parser) took 512.49 ms. Allocated memory is still 132.1 MB. Free memory was 108.6 MB in the beginning and 92.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:05,854 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:47:05,856 INFO L168 Benchmark]: Boogie Preprocessor took 46.44 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:05,857 INFO L168 Benchmark]: RCFGBuilder took 302.65 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 97.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:05,858 INFO L168 Benchmark]: Symbolic Interpretation took 159.97 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 92.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:47:05,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: 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 0.28 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.44 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 106.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.65 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 97.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 159.97 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 92.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...