java -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/TreeAutomizer.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/eldarica-misc/LIA/reve/022-horn.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 01:57:57,529 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 01:57:57,532 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 01:57:57,546 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 01:57:57,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 01:57:57,564 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 01:57:57,566 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 01:57:57,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 01:57:57,577 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 01:57:57,578 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 01:57:57,582 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 01:57:57,585 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-15 01:57:57,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 01:57:57,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 01:57:57,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 01:57:57,613 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 01:57:57,613 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 01:57:57,613 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 01:57:57,617 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 01:57:57,617 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 01:57:57,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 01:57:57,686 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 01:57:57,693 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 01:57:57,695 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 01:57:57,695 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 01:57:57,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/reve/022-horn.smt2 [2018-06-15 01:57:57,697 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 01:57:57,794 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/reve/022-horn.smt2 unknown [2018-06-15 01:57:57,985 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/reve/022-horn.smt2 [2018-06-15 01:57:57,990 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 01:57:57,996 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 01:57:57,997 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 01:57:57,997 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 01:57:58,001 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 01:57:58,002 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 01:57:57" (1/1) ... [2018-06-15 01:57:58,087 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:57:58,291 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:57:58,551 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:57:58,740 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:57:59,820 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: malformed subtree array. at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:841) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.retrieveInterpolantsMap(TreeAutomizerCEGAR.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:201) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver.process(TreeAutomizerObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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:151) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-15 01:57:59,824 INFO L168 Benchmark]: Toolchain (without parser) took 1834.17 ms. Allocated memory was 309.3 MB in the beginning and 319.8 MB in the end (delta: 10.5 MB). Free memory was 266.7 MB in the beginning and 203.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 80.8 MB. Max. memory is 3.6 GB. [2018-06-15 01:57:59,830 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 309.3 MB. Free memory is still 276.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 01:57:59,830 INFO L168 Benchmark]: TreeAutomizer took 1826.84 ms. Allocated memory was 309.3 MB in the beginning and 319.8 MB in the end (delta: 10.5 MB). Free memory was 266.7 MB in the beginning and 203.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 80.8 MB. Max. memory is 3.6 GB. [2018-06-15 01:57:59,837 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 309.3 MB. Free memory is still 276.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 1826.84 ms. Allocated memory was 309.3 MB in the beginning and 319.8 MB in the end (delta: 10.5 MB). Free memory was 266.7 MB in the beginning and 203.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 80.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: malformed subtree array. de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: malformed subtree array.: de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:841) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/022-horn.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_01-57-59-853.csv Received shutdown request...