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/abstractInterpretation/regression/open/int/recursive-CallABAB.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:39,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:39,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:39,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:39,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:39,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:39,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:39,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:39,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:39,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:39,929 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:39,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:39,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:39,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:39,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:39,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:39,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:39,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:39,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:39,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:39,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:39,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:39,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:39,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:39,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:39,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:39,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:39,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:39,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:39,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:39,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:39,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:39,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:39,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:39,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:39,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:39,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:39,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:39,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:39,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:39,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:39,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:40,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:40,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:40,016 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:40,017 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:40,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/int/recursive-CallABAB.bpl [2019-08-06 16:58:40,018 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/int/recursive-CallABAB.bpl' [2019-08-06 16:58:40,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:40,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:40,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:40,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:40,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:40,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:40,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:40,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:40,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:40,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:40" (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 16:58:40,157 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:58:40,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:58:40,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:58:40,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure dispatch given in one single declaration [2019-08-06 16:58:40,158 INFO L130 BoogieDeclarations]: Found specification of procedure dispatch [2019-08-06 16:58:40,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dispatch [2019-08-06 16:58:40,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure funA given in one single declaration [2019-08-06 16:58:40,159 INFO L130 BoogieDeclarations]: Found specification of procedure funA [2019-08-06 16:58:40,159 INFO L138 BoogieDeclarations]: Found implementation of procedure funA [2019-08-06 16:58:40,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure funB given in one single declaration [2019-08-06 16:58:40,159 INFO L130 BoogieDeclarations]: Found specification of procedure funB [2019-08-06 16:58:40,160 INFO L138 BoogieDeclarations]: Found implementation of procedure funB [2019-08-06 16:58:40,373 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:58:40,374 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:40,375 INFO L202 PluginConnector]: Adding new model recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:40 BoogieIcfgContainer [2019-08-06 16:58:40,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:40,375 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:40,375 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:40,376 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:40,377 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "recursive-CallABAB.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:40" (1/1) ... [2019-08-06 16:58:40,387 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:40,390 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:40,397 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$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.markSuccessors(CallGraph.java:138) at java.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 16:58:40,402 INFO L168 Benchmark]: Toolchain (without parser) took 348.91 ms. Allocated memory is still 131.1 MB. Free memory was 106.3 MB in the beginning and 91.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,403 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 131.1 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:40,404 INFO L168 Benchmark]: Boogie Preprocessor took 41.75 ms. Allocated memory is still 131.1 MB. Free memory was 106.3 MB in the beginning and 104.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,406 INFO L168 Benchmark]: RCFGBuilder took 279.41 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 93.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,407 INFO L168 Benchmark]: Symbolic Interpretation took 24.27 ms. Allocated memory is still 131.1 MB. Free memory was 93.2 MB in the beginning and 91.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:40,410 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 0.27 ms. Allocated memory is still 131.1 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.75 ms. Allocated memory is still 131.1 MB. Free memory was 106.3 MB in the beginning and 104.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 279.41 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 93.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 24.27 ms. Allocated memory is still 131.1 MB. Free memory was 93.2 MB in the beginning and 91.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...