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/unified-approx/scenario1_sanity_check2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 18:30:09,145 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 18:30:09,147 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 18:30:09,161 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-18 18:30:09,221 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 18:30:09,232 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 18:30:09,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 18:30:09,235 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 18:30:09,235 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 18:30:09,235 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 18:30:09,236 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 18:30:09,236 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 18:30:09,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 18:30:09,310 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 18:30:09,314 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 18:30:09,316 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 18:30:09,317 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 18:30:09,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/unified-approx/scenario1_sanity_check2.smt2 [2018-06-18 18:30:09,319 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 18:30:09,410 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/unified-approx/scenario1_sanity_check2.smt2 unknown [2018-06-18 18:30:09,999 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/unified-approx/scenario1_sanity_check2.smt2 [2018-06-18 18:30:10,005 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 18:30:10,011 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 18:30:10,012 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 18:30:10,012 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 18:30:10,015 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 18:30:10,017 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 06:30:10" (1/1) ... [2018-06-18 18:30:10,182 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:30:12,797 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:30:19,018 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:30:28,112 WARN L168 SmtUtils]: Spent 7.96 s on a formula simplification. DAG size of input: 861 DAG size of output: 314 [2018-06-18 18:30:35,074 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:30:35,396 ERROR L253 erpolLogProxyWrapper]: Could not assert interpolant [2018-06-18 18:30:35,551 ERROR L253 erpolLogProxyWrapper]: Interpolant 1 not inductive: (Check returned sat) [2018-06-18 18:30:35,564 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-18 18:30:35,569 INFO L168 Benchmark]: Toolchain (without parser) took 25563.35 ms. Allocated memory was 312.0 MB in the beginning and 887.6 MB in the end (delta: 575.7 MB). Free memory was 245.5 MB in the beginning and 481.1 MB in the end (delta: -235.6 MB). Peak memory consumption was 637.3 MB. Max. memory is 3.6 GB. [2018-06-18 18:30:35,572 INFO L168 Benchmark]: SmtParser took 0.24 ms. Allocated memory is still 312.0 MB. Free memory is still 279.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 18:30:35,572 INFO L168 Benchmark]: TreeAutomizer took 25555.41 ms. Allocated memory was 312.0 MB in the beginning and 887.6 MB in the end (delta: 575.7 MB). Free memory was 244.5 MB in the beginning and 481.1 MB in the end (delta: -236.6 MB). Peak memory consumption was 636.3 MB. Max. memory is 3.6 GB. [2018-06-18 18:30:35,575 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.24 ms. Allocated memory is still 312.0 MB. Free memory is still 279.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 25555.41 ms. Allocated memory was 312.0 MB in the beginning and 887.6 MB in the end (delta: 575.7 MB). Free memory was 244.5 MB in the beginning and 481.1 MB in the end (delta: -236.6 MB). Peak memory consumption was 636.3 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/scenario1_sanity_check2.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_18-30-35-584.csv Received shutdown request...