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/sally-chc-benchmarks/misc/inc_cas_prop1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:57:00,907 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:57:00,909 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:57:00,924 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-18 17:57:00,977 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 17:57:00,991 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:57:00,991 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:57:00,994 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 17:57:00,994 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 17:57:00,994 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 17:57:00,995 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:57:00,996 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:57:01,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 17:57:01,063 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:57:01,079 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:57:01,081 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 17:57:01,082 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 17:57:01,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/misc/inc_cas_prop1.smt2 [2018-06-18 17:57:01,084 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 17:57:01,182 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/misc/inc_cas_prop1.smt2 unknown [2018-06-18 17:57:01,369 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/misc/inc_cas_prop1.smt2 [2018-06-18 17:57:01,382 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 17:57:01,389 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 17:57:01,389 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 17:57:01,390 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 17:57:01,393 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 17:57:01,394 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:57:01" (1/1) ... [2018-06-18 17:57:01,481 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:57:01,678 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:57:01,973 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:57:02,653 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:57:02,895 WARN L168 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2018-06-18 17:57:03,413 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:57:03,512 ERROR L253 erpolLogProxyWrapper]: Could not assert interpolant [2018-06-18 17:57:03,513 ERROR L253 erpolLogProxyWrapper]: Interpolant 1 not inductive: (Check returned sat) [2018-06-18 17:57:03,518 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Asserted terms must be closed at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.assertTerm(SMTInterpol.java:654) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:959) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-18 17:57:03,522 INFO L168 Benchmark]: Toolchain (without parser) took 2139.43 ms. Allocated memory was 306.2 MB in the beginning and 320.9 MB in the end (delta: 14.7 MB). Free memory was 266.5 MB in the beginning and 227.3 MB in the end (delta: 39.2 MB). Peak memory consumption was 53.9 MB. Max. memory is 3.6 GB. [2018-06-18 17:57:03,526 INFO L168 Benchmark]: SmtParser took 0.29 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:57:03,527 INFO L168 Benchmark]: TreeAutomizer took 2131.90 ms. Allocated memory was 306.2 MB in the beginning and 320.9 MB in the end (delta: 14.7 MB). Free memory was 265.5 MB in the beginning and 227.3 MB in the end (delta: 38.2 MB). Peak memory consumption was 52.9 MB. Max. memory is 3.6 GB. [2018-06-18 17:57:03,531 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.29 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 2131.90 ms. Allocated memory was 306.2 MB in the beginning and 320.9 MB in the end (delta: 14.7 MB). Free memory was 265.5 MB in the beginning and 227.3 MB in the end (delta: 38.2 MB). Peak memory consumption was 52.9 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: Asserted terms must be closed de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: Asserted terms must be closed: de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.assertTerm(SMTInterpol.java:654) 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/inc_cas_prop1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_17-57-03-544.csv Received shutdown request...