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/vmt-chc-benchmarks/lustre/swimmingpool_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 20:37:51,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 20:37:51,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 20:37:51,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 20:37:51,881 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 20:37:51,882 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 20:37:51,883 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 20:37:51,888 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 20:37:51,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 20:37:51,890 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 20:37:51,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 20:37:51,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 20:37:51,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 20:37:51,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 20:37:51,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 20:37:51,894 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 20:37:51,896 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 20:37:51,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 20:37:51,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 20:37:51,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 20:37:51,901 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 20:37:51,904 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 20:37:51,904 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 20:37:51,904 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 20:37:51,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 20:37:51,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 20:37:51,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 20:37:51,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 20:37:51,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 20:37:51,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 20:37:51,909 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 20:37:51,910 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 20:37:51,910 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 20:37:51,911 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 20:37:51,911 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 20:37:51,912 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 20:37:51,919 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 20:37:51,919 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 20:37:51,921 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 20:37:51,921 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 20:37:51,921 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 20:37:51,922 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 20:37:51,922 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 20:37:51,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 20:37:51,975 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 20:37:51,981 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 20:37:51,982 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 20:37:51,982 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 20:37:51,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_1.smt2 [2018-06-23 20:37:51,985 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 20:37:52,077 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_1.smt2 unknown [2018-06-23 20:37:52,524 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_1.smt2 [2018-06-23 20:37:52,529 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 20:37:52,536 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 20:37:52,537 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 20:37:52,537 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 20:37:52,539 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 20:37:52,541 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 08:37:52" (1/1) ... [2018-06-23 20:37:53,640 WARN L168 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 9 [2018-06-23 20:37:55,586 WARN L168 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 6 [2018-06-23 20:37:58,078 WARN L168 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 366 DAG size of output: 164 [2018-06-23 20:38:00,629 WARN L168 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 1 [2018-06-23 20:38:03,079 WARN L168 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 412 DAG size of output: 158 [2018-06-23 20:38:04,544 WARN L168 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 329 DAG size of output: 146 [2018-06-23 20:38:11,339 WARN L168 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 762 DAG size of output: 161 [2018-06-23 20:38:12,866 WARN L168 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 395 DAG size of output: 136 [2018-06-23 20:38:16,142 WARN L168 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 380 DAG size of output: 151 [2018-06-23 20:38:16,448 WARN L168 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 120 [2018-06-23 20:38:18,510 WARN L168 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 7 [2018-06-23 20:38:19,439 WARN L168 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 143 [2018-06-23 20:38:20,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:20,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:20,831 WARN L168 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 618 DAG size of output: 94 [2018-06-23 20:38:23,076 WARN L168 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 14 [2018-06-23 20:38:23,888 WARN L168 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 135 [2018-06-23 20:38:25,150 WARN L168 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 391 DAG size of output: 134 [2018-06-23 20:38:26,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:28,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:28,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:30,329 WARN L168 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 591 DAG size of output: 201 [2018-06-23 20:38:31,012 WARN L168 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 133 [2018-06-23 20:38:32,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:32,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:38:33,112 WARN L168 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 10 [2018-06-23 20:38:34,918 WARN L168 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 471 DAG size of output: 148 [2018-06-23 20:38:37,458 WARN L168 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 733 DAG size of output: 139 [2018-06-23 20:38:39,144 WARN L168 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 124 [2018-06-23 20:38:39,411 WARN L168 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 116 [2018-06-23 20:38:41,130 WARN L168 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 7 [2018-06-23 20:38:43,302 WARN L168 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 439 DAG size of output: 171 [2018-06-23 20:38:43,700 WARN L168 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 123 Received shutdown request... [2018-06-23 20:38:45,152 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.linearterms.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:101) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:297) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.generateQuantifierInformation(PredicateUnifier.java:1170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.checkTimeout(PredicateUnifier.java:1162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:1067) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:945) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:289) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:289) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildTreeRunWithBackVersionedInterpolants(HCSSABuilder.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeChecker.annotateTreeRunWithInterpolants(TreeChecker.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.constructInterpolantAutomaton(TreeAutomizerCEGAR.java:274) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:206) 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 20:38:45,161 INFO L168 Benchmark]: Toolchain (without parser) took 52627.18 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 253.7 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 20:38:45,162 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 20:38:45,162 INFO L168 Benchmark]: TreeAutomizer took 52619.00 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 253.7 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 20:38:45,164 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 52619.00 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 253.7 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). 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: not yet implemented, we need term in nnf de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: not yet implemented, we need term in nnf: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.linearterms.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:101) 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/swimmingpool_1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_20-38-45-180.csv Completed graceful shutdown