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/lfht/lfht_2_mini_cleaned.prop1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:54:01,113 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:54:01,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:54:01,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 17:54:01,128 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 17:54:01,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 17:54:01,131 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 17:54:01,133 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 17:54:01,135 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 17:54:01,136 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 17:54:01,136 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 17:54:01,137 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 17:54:01,138 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 17:54:01,139 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 17:54:01,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 17:54:01,140 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 17:54:01,142 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 17:54:01,144 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 17:54:01,146 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 17:54:01,147 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 17:54:01,148 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 17:54:01,151 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 17:54:01,151 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 17:54:01,152 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 17:54:01,153 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 17:54:01,154 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 17:54:01,155 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 17:54:01,155 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 17:54:01,157 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 17:54:01,157 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 17:54:01,158 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 17:54:01,158 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 17:54:01,159 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 17:54:01,160 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 17:54:01,160 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 17:54:01,161 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 17:54:01,168 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:54:01,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:54:01,171 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 17:54:01,171 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 17:54:01,172 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 17:54:01,173 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:54:01,173 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:54:01,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 17:54:01,238 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:54:01,246 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:54:01,248 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 17:54:01,248 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 17:54:01,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.prop1.smt2 [2018-06-18 17:54:01,250 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 17:54:01,350 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.prop1.smt2 unknown [2018-06-18 17:54:01,616 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.prop1.smt2 [2018-06-18 17:54:01,622 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 17:54:01,630 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 17:54:01,631 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 17:54:01,631 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 17:54:01,635 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 17:54:01,636 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:54:01" (1/1) ... [2018-06-18 17:54:01,730 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:02,346 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:03,183 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:04,441 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:06,200 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:06,819 WARN L168 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2018-06-18 17:54:09,586 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:10,209 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 44 [2018-06-18 17:54:10,685 WARN L168 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 41 [2018-06-18 17:54:13,747 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:14,384 WARN L168 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 29 [2018-06-18 17:54:14,941 WARN L168 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 44 [2018-06-18 17:54:15,552 WARN L168 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 64 [2018-06-18 17:54:15,769 WARN L168 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 29 [2018-06-18 17:54:19,474 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:19,994 WARN L168 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 31 [2018-06-18 17:54:20,758 WARN L168 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 58 [2018-06-18 17:54:24,244 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:25,896 WARN L168 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 69 [2018-06-18 17:54:27,334 WARN L168 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 680 DAG size of output: 58 [2018-06-18 17:54:28,755 WARN L168 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 652 DAG size of output: 51 [2018-06-18 17:54:29,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:29,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:29,550 WARN L168 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 49 [2018-06-18 17:54:30,010 WARN L168 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 29 [2018-06-18 17:54:35,507 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:36,417 WARN L168 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 51 [2018-06-18 17:54:37,501 WARN L168 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 87 [2018-06-18 17:54:38,894 WARN L168 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 568 DAG size of output: 77 [2018-06-18 17:54:40,550 WARN L168 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 620 DAG size of output: 106 [2018-06-18 17:54:41,532 WARN L168 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 50 [2018-06-18 17:54:42,541 WARN L168 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 54 [2018-06-18 17:54:42,964 WARN L168 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 36 [2018-06-18 17:54:49,611 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:51,247 WARN L168 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 82 [2018-06-18 17:54:54,622 WARN L168 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 726 DAG size of output: 106 [2018-06-18 17:54:58,070 WARN L168 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 670 DAG size of output: 112 Received shutdown request... [2018-06-18 17:54:58,121 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:78) 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:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildTreeRunWithBackVersionedInterpolants(HCSSABuilder.java:211) 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) [2018-06-18 17:54:58,126 INFO L168 Benchmark]: Toolchain (without parser) took 56503.32 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.0 MB in the beginning and 705.2 MB in the end (delta: -446.2 MB). Peak memory consumption was 750.8 MB. Max. memory is 3.6 GB. [2018-06-18 17:54:58,128 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 305.7 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:54:58,128 INFO L168 Benchmark]: TreeAutomizer took 56494.98 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 258.0 MB in the beginning and 705.2 MB in the end (delta: -447.2 MB). Peak memory consumption was 749.8 MB. Max. memory is 3.6 GB. [2018-06-18 17:54:58,130 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 305.7 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56494.98 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 258.0 MB in the beginning and 705.2 MB in the end (delta: -447.2 MB). Peak memory consumption was 749.8 MB. 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:78) 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.prop1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_17-54-58-142.csv Completed graceful shutdown