java -Xss1g -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/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/sally-chc-benchmarks/hacms/eventclock6.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 09:06:06,825 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 09:06:06,829 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 09:06:06,842 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 09:06:06,843 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 09:06:06,844 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 09:06:06,845 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 09:06:06,853 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 09:06:06,855 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 09:06:06,855 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 09:06:06,858 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 09:06:06,858 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 09:06:06,859 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 09:06:06,860 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 09:06:06,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 09:06:06,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 09:06:06,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 09:06:06,879 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 09:06:06,880 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 09:06:06,881 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 09:06:06,882 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 09:06:06,884 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 09:06:06,885 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 09:06:06,885 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 09:06:06,886 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 09:06:06,887 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 09:06:06,892 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 09:06:06,892 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 09:06:06,893 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 09:06:06,893 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 09:06:06,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 09:06:06,899 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 09:06:06,899 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 09:06:06,900 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 09:06:06,900 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 09:06:06,900 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 09:06:06,914 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 09:06:06,914 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 09:06:06,917 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 09:06:06,917 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 09:06:06,917 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 09:06:06,918 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 09:06:06,918 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 09:06:06,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 09:06:06,987 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 09:06:06,992 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 09:06:06,993 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 09:06:06,994 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 09:06:06,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/hacms/eventclock6.smt2 [2018-06-21 09:06:06,996 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 09:06:07,084 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/hacms/eventclock6.smt2 unknown [2018-06-21 09:06:07,280 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/hacms/eventclock6.smt2 [2018-06-21 09:06:07,285 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 09:06:07,292 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 09:06:07,293 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 09:06:07,293 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 09:06:07,296 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 09:06:07,297 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 09:06:07" (1/1) ... [2018-06-21 09:06:09,273 WARN L168 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 33 [2018-06-21 09:06:10,558 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 48 [2018-06-21 09:06:10,913 WARN L168 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 59 [2018-06-21 09:06:11,198 WARN L168 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 49 [2018-06-21 09:06:13,086 WARN L168 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 53 [2018-06-21 09:06:15,474 WARN L168 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2018-06-21 09:06:16,582 WARN L168 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 133 [2018-06-21 09:06:17,222 WARN L168 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 87 [2018-06-21 09:06:20,244 WARN L168 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-06-21 09:06:20,545 WARN L168 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 68 [2018-06-21 09:06:20,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:06:21,069 WARN L168 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 73 [2018-06-21 09:06:23,160 WARN L168 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 70 [2018-06-21 09:06:23,576 WARN L168 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 74 [2018-06-21 09:06:24,109 WARN L168 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 114 [2018-06-21 09:06:24,343 WARN L168 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 69 [2018-06-21 09:06:26,486 WARN L168 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 52 [2018-06-21 09:06:26,822 WARN L168 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 91 [2018-06-21 09:06:27,273 WARN L168 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 94 [2018-06-21 09:06:27,500 WARN L168 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 80 [2018-06-21 09:06:29,289 WARN L168 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 86 [2018-06-21 09:06:29,571 WARN L168 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2018-06-21 09:06:29,828 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 63 [2018-06-21 09:06:31,365 WARN L168 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 86 [2018-06-21 09:06:31,729 WARN L168 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 93 [2018-06-21 09:06:31,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:06:31,984 WARN L168 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 68 [2018-06-21 09:06:33,506 WARN L168 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 112 [2018-06-21 09:06:35,144 WARN L168 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 71 [2018-06-21 09:06:36,247 WARN L168 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2018-06-21 09:06:36,664 WARN L168 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 85 [2018-06-21 09:06:37,065 WARN L168 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 102 [2018-06-21 09:06:37,343 WARN L168 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 67 [2018-06-21 09:06:39,365 WARN L168 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 113 [2018-06-21 09:06:39,731 WARN L168 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 101 [2018-06-21 09:06:39,999 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2018-06-21 09:06:41,345 WARN L168 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 66 [2018-06-21 09:06:41,622 WARN L168 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2018-06-21 09:06:41,832 WARN L168 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 75 [2018-06-21 09:06:44,024 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 59 [2018-06-21 09:06:44,598 WARN L168 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 124 [2018-06-21 09:06:45,574 WARN L168 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 141 [2018-06-21 09:06:46,463 WARN L168 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2018-06-21 09:06:47,070 WARN L168 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 108 [2018-06-21 09:06:50,075 WARN L168 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 54 [2018-06-21 09:06:50,616 WARN L168 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 87 [2018-06-21 09:06:51,335 WARN L168 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 72 [2018-06-21 09:06:51,979 WARN L168 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 116 [2018-06-21 09:06:52,604 WARN L168 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 88 [2018-06-21 09:06:54,860 WARN L168 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 72 [2018-06-21 09:06:55,420 WARN L168 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 104 [2018-06-21 09:06:56,838 WARN L168 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 259 DAG size of output: 150 [2018-06-21 09:06:58,131 WARN L168 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 274 DAG size of output: 158 [2018-06-21 09:06:58,760 WARN L168 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 95 Received shutdown request... [2018-06-21 09:07:00,500 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: Auxiliary term has no sort at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.getSort(SmtFreePredicateFactory.java:96) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:308) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:296) at de.uni_freiburg.informatik.ultimate.logic.Util.not(Util.java:113) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.not(SmtUtils.java:558) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implicationStatement(HCStateFactory.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implies(HCStateFactory.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.constructBaseGraph(HCStateFactory.java:255) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.getImplicationGraph(HCStateFactory.java:265) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.filterUnconditonally(HCStateFactory.java:287) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.filter(HCStateFactory.java:300) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.computeDifference(LazyDifference.java:193) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:87) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.refineAbstraction(TreeAutomizerCEGAR.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:211) 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) [2018-06-21 09:07:00,504 INFO L168 Benchmark]: Toolchain (without parser) took 53218.31 ms. Allocated memory was 302.5 MB in the beginning and 1.2 GB in the end (delta: 912.8 MB). Free memory was 260.8 MB in the beginning and 413.5 MB in the end (delta: -152.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-21 09:07:00,505 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 302.5 MB. Free memory is still 269.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 09:07:00,506 INFO L168 Benchmark]: TreeAutomizer took 53210.91 ms. Allocated memory was 302.5 MB in the beginning and 1.2 GB in the end (delta: 912.8 MB). Free memory was 259.8 MB in the beginning and 413.5 MB in the end (delta: -153.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-21 09:07:00,507 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 302.5 MB. Free memory is still 269.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 53210.91 ms. Allocated memory was 302.5 MB in the beginning and 1.2 GB in the end (delta: 912.8 MB). Free memory was 259.8 MB in the beginning and 413.5 MB in the end (delta: -153.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.getSort(SmtFreePredicateFactory.java:96) 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/eventclock6.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_09-07-00-515.csv Completed graceful shutdown