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-08.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:54:08,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:54:08,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:54:08,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:54:08,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:54:08,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:54:08,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:54:08,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:54:08,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:54:08,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:54:08,597 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:54:08,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:54:08,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:54:08,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:54:08,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:54:08,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:54:08,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:54:08,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:54:08,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:54:08,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:54:08,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:54:08,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:54:08,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:54:08,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:54:08,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:54:08,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:54:08,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:54:08,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:54:08,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:54:08,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:54:08,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:54:08,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:54:08,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:54:08,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:54:08,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:54:08,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:54:08,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:54:08,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:54:08,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:54:08,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:54:08,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:54:08,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:54:08,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:54:08,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:54:08,718 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:54:08,718 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:54:08,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-08.bpl [2019-08-06 16:54:08,721 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-08.bpl' [2019-08-06 16:54:08,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:54:08,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:54:08,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:54:08,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:54:08,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:54:08,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:54:08,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:54:08,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:54:08,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:54:08,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:08" (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 16:54:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-06 16:54:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-06 16:54:08,969 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:54:08,969 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:54:08,970 INFO L202 PluginConnector]: Adding new model procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:08 BoogieIcfgContainer [2019-08-06 16:54:08,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:54:08,971 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:54:08,971 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:54:08,972 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:54:08,972 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:08" (1/1) ... [2019-08-06 16:54:08,984 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:54:08,987 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:54:08,994 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382) at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.checkNotRecursive(CallGraph.java:131) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.(CallGraph.java:92) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.(IcfgInterpreter.java:84) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SifaBuilder.construct(SifaBuilder.java:80) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:75) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:68) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-06 16:54:09,000 INFO L168 Benchmark]: Toolchain (without parser) took 251.21 ms. Allocated memory is still 132.6 MB. Free memory was 109.2 MB in the beginning and 97.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:09,001 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.43 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:54:09,003 INFO L168 Benchmark]: Boogie Preprocessor took 36.29 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:09,004 INFO L168 Benchmark]: RCFGBuilder took 186.34 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 98.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:09,005 INFO L168 Benchmark]: Symbolic Interpretation took 25.42 ms. Allocated memory is still 132.6 MB. Free memory was 98.6 MB in the beginning and 97.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:09,009 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:136) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.43 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.29 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 186.34 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 98.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 25.42 ms. Allocated memory is still 132.6 MB. Free memory was 98.6 MB in the beginning and 97.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...