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/recursive/regression/bpl/McCarthy91-withSpecification.bpl


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This is Ultimate 0.1.24-e6f8464
[2019-08-06 14:24:34,956 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-08-06 14:24:34,958 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-08-06 14:24:34,969 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-08-06 14:24:34,969 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-08-06 14:24:34,970 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-08-06 14:24:34,971 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2019-08-06 14:24:34,976 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2019-08-06 14:24:34,978 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-08-06 14:24:34,978 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
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[2019-08-06 14:24:34,981 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-08-06 14:24:34,982 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
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[2019-08-06 14:24:34,994 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-08-06 14:24:34,995 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2019-08-06 14:24:34,997 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-08-06 14:24:34,997 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-08-06 14:24:35,051 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-08-06 14:24:35,066 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-08-06 14:24:35,069 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-08-06 14:24:35,070 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-08-06 14:24:35,071 INFO  L275        PluginConnector]: Boogie PL CUP Parser initialized
[2019-08-06 14:24:35,072 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/McCarthy91-withSpecification.bpl
[2019-08-06 14:24:35,072 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/McCarthy91-withSpecification.bpl'
[2019-08-06 14:24:35,103 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-08-06 14:24:35,105 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-08-06 14:24:35,105 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-08-06 14:24:35,105 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-08-06 14:24:35,106 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-08-06 14:24:35,129 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,131 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,138 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,139 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,141 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,145 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,146 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,147 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-08-06 14:24:35,148 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-08-06 14:24:35,149 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-08-06 14:24:35,149 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-08-06 14:24:35,150 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:24:35" (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 14:24:35,221 INFO  L130     BoogieDeclarations]: Found specification of procedure McCarthy
[2019-08-06 14:24:35,221 INFO  L138     BoogieDeclarations]: Found implementation of procedure McCarthy
[2019-08-06 14:24:35,474 INFO  L275             CfgBuilder]: Using library mode
[2019-08-06 14:24:35,475 INFO  L283             CfgBuilder]: Removed 0 assume(true) statements.
[2019-08-06 14:24:35,476 INFO  L202        PluginConnector]: Adding new model McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:24:35 BoogieIcfgContainer
[2019-08-06 14:24:35,476 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-08-06 14:24:35,477 INFO  L113        PluginConnector]: ------------------------Symbolic Interpretation----------------------------
[2019-08-06 14:24:35,477 INFO  L271        PluginConnector]: Initializing Symbolic Interpretation...
[2019-08-06 14:24:35,477 INFO  L275        PluginConnector]: Symbolic Interpretation initialized
[2019-08-06 14:24:35,478 INFO  L185        PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "McCarthy91-withSpecification.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:24:35" (1/1) ...
[2019-08-06 14:24:35,491 INFO  L148        IcfgInterpreter]: Started Sifa with 3 locations of interest
[2019-08-06 14:24:35,494 INFO  L155        IcfgInterpreter]: Building call graph
[2019-08-06 14:24:35,502 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$Head.forEach(ReferencePipeline.java:580)
	at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.checkNotRecursive(CallGraph.java:131)
	at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.CallGraph.<init>(CallGraph.java:92)
	at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.<init>(IcfgInterpreter.java:84)
	at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SifaBuilder.construct(SifaBuilder.java:80)
	at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:75)
	at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:68)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 14:24:35,508 INFO  L168              Benchmark]: Toolchain (without parser) took 402.71 ms. Allocated memory is still 137.4 MB. Free memory was 105.8 MB in the beginning and 92.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB.
[2019-08-06 14:24:35,510 INFO  L168              Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
[2019-08-06 14:24:35,511 INFO  L168              Benchmark]: Boogie Preprocessor took 42.53 ms. Allocated memory is still 137.4 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
[2019-08-06 14:24:35,513 INFO  L168              Benchmark]: RCFGBuilder took 328.02 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 94.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB.
[2019-08-06 14:24:35,514 INFO  L168              Benchmark]: Symbolic Interpretation took 28.85 ms. Allocated memory is still 137.4 MB. Free memory was 94.4 MB in the beginning and 92.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
[2019-08-06 14:24:35,518 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 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 42.53 ms. Allocated memory is still 137.4 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 328.02 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 94.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB.
 * Symbolic Interpretation took 28.85 ms. Allocated memory is still 137.4 MB. Free memory was 94.4 MB in the beginning and 92.9 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...