java -Xss4m -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/lfht/lfht_2_mini_cleaned.upper_strengthening_2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 15:00:40,255 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 15:00:40,257 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 15:00:40,268 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 15:00:40,269 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 15:00:40,270 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 15:00:40,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 15:00:40,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 15:00:40,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 15:00:40,278 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 15:00:40,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 15:00:40,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 15:00:40,281 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 15:00:40,282 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 15:00:40,283 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 15:00:40,286 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 15:00:40,288 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 15:00:40,300 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 15:00:40,301 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 15:00:40,302 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 15:00:40,303 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 15:00:40,305 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 15:00:40,305 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 15:00:40,306 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 15:00:40,306 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 15:00:40,311 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 15:00:40,311 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 15:00:40,312 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 15:00:40,313 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 15:00:40,313 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 15:00:40,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 15:00:40,315 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 15:00:40,315 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 15:00:40,315 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 15:00:40,316 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 15:00:40,316 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 15:00:40,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 15:00:40,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 15:00:40,329 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 15:00:40,329 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 15:00:40,329 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 15:00:40,330 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 15:00:40,330 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 15:00:40,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 15:00:40,396 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 15:00:40,399 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 15:00:40,401 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 15:00:40,401 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 15:00:40,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_2.smt2 [2018-06-23 15:00:40,403 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 15:00:40,493 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_2.smt2 unknown [2018-06-23 15:00:40,807 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_2.smt2 [2018-06-23 15:00:40,814 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 15:00:40,821 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 15:00:40,821 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 15:00:40,822 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 15:00:40,824 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 15:00:40,825 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 03:00:40" (1/1) ... [2018-06-23 15:00:43,941 WARN L168 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2018-06-23 15:00:45,923 WARN L168 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 54 [2018-06-23 15:00:48,676 WARN L168 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 59 [2018-06-23 15:00:48,879 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 38 [2018-06-23 15:00:49,144 WARN L168 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 28 [2018-06-23 15:00:53,441 WARN L168 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 50 [2018-06-23 15:00:53,876 WARN L168 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 36 [2018-06-23 15:00:54,295 WARN L168 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 54 [2018-06-23 15:00:54,784 WARN L168 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 46 [2018-06-23 15:00:55,065 WARN L168 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 34 [2018-06-23 15:00:59,321 WARN L168 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 40 [2018-06-23 15:00:59,575 WARN L168 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 69 [2018-06-23 15:01:05,699 WARN L168 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 55 [2018-06-23 15:01:08,576 WARN L168 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 69 [2018-06-23 15:01:08,766 WARN L168 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 67 [2018-06-23 15:01:12,007 WARN L168 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 81 [2018-06-23 15:01:12,484 WARN L168 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 80 [2018-06-23 15:01:12,785 WARN L168 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 55 [2018-06-23 15:01:13,287 WARN L168 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 40 [2018-06-23 15:01:22,295 WARN L168 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 38 [2018-06-23 15:01:24,375 WARN L168 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 861 DAG size of output: 92 [2018-06-23 15:01:26,110 WARN L168 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 674 DAG size of output: 70 [2018-06-23 15:01:28,204 WARN L168 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 677 DAG size of output: 56 [2018-06-23 15:01:30,234 WARN L168 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 707 DAG size of output: 45 [2018-06-23 15:01:31,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:01:31,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:01:32,033 WARN L168 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 747 DAG size of output: 48 [2018-06-23 15:01:33,036 WARN L168 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 33 Received shutdown request... [2018-06-23 15:01:35,074 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:351) 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) [2018-06-23 15:01:35,079 INFO L168 Benchmark]: Toolchain (without parser) took 54263.85 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 261.7 MB in the beginning and 858.4 MB in the end (delta: -596.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 15:01:35,080 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 15:01:35,080 INFO L168 Benchmark]: TreeAutomizer took 54256.71 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 261.7 MB in the beginning and 858.4 MB in the end (delta: -596.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 15:01:35,082 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 54256.71 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 261.7 MB in the beginning and 858.4 MB in the end (delta: -596.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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/lfht_2_mini_cleaned.upper_strengthening_2.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_15-01-35-091.csv Completed graceful shutdown