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/vmt-chc-benchmarks/ctigar/ex2.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 03:37:27,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 03:37:27,044 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 03:37:27,058 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 03:37:27,058 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 03:37:27,059 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 03:37:27,060 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 03:37:27,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 03:37:27,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 03:37:27,064 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 03:37:27,065 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 03:37:27,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 03:37:27,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 03:37:27,068 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 03:37:27,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 03:37:27,069 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 03:37:27,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 03:37:27,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 03:37:27,084 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 03:37:27,085 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 03:37:27,086 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 03:37:27,089 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 03:37:27,089 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 03:37:27,089 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 03:37:27,090 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 03:37:27,098 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 03:37:27,099 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 03:37:27,100 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 03:37:27,101 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 03:37:27,101 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 03:37:27,102 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 03:37:27,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 03:37:27,103 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 03:37:27,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 03:37:27,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 03:37:27,105 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 03:37:27,113 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 03:37:27,113 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 03:37:27,115 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 03:37:27,116 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 03:37:27,116 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 03:37:27,117 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 03:37:27,117 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 03:37:27,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 03:37:27,184 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 03:37:27,188 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 03:37:27,190 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 03:37:27,190 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 03:37:27,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex2.c.smt2 [2018-06-15 03:37:27,192 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 03:37:27,278 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex2.c.smt2 unknown [2018-06-15 03:37:27,555 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex2.c.smt2 [2018-06-15 03:37:27,562 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 03:37:27,569 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 03:37:27,570 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 03:37:27,570 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 03:37:27,573 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 03:37:27,574 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 03:37:27" (1/1) ... [2018-06-15 03:37:27,643 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:27,977 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:28,302 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:28,890 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:29,603 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:30,609 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:32,022 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:33,626 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:35,695 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:37,324 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:39,509 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:42,172 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:42,744 WARN L168 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2018-06-15 03:37:43,076 WARN L168 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 19 [2018-06-15 03:37:46,704 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:50,772 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:54,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:37:55,203 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 29 [2018-06-15 03:37:55,457 WARN L168 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 31 [2018-06-15 03:37:59,683 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:38:04,203 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:38:09,181 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:38:13,400 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:38:17,677 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:38:21,918 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-15 03:38:24,100 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) [2018-06-15 03:38:24,105 INFO L168 Benchmark]: Toolchain (without parser) took 56542.57 ms. Allocated memory was 304.1 MB in the beginning and 1.3 GB in the end (delta: 946.3 MB). Free memory was 257.4 MB in the beginning and 592.3 MB in the end (delta: -334.9 MB). Peak memory consumption was 988.8 MB. Max. memory is 3.6 GB. [2018-06-15 03:38:24,107 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 304.1 MB. Free memory is still 271.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 03:38:24,107 INFO L168 Benchmark]: TreeAutomizer took 56534.57 ms. Allocated memory was 304.1 MB in the beginning and 1.3 GB in the end (delta: 946.3 MB). Free memory was 257.4 MB in the beginning and 592.3 MB in the end (delta: -334.9 MB). Peak memory consumption was 988.8 MB. Max. memory is 3.6 GB. [2018-06-15 03:38:24,109 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 304.1 MB. Free memory is still 271.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56534.57 ms. Allocated memory was 304.1 MB in the beginning and 1.3 GB in the end (delta: 946.3 MB). Free memory was 257.4 MB in the beginning and 592.3 MB in the end (delta: -334.9 MB). Peak memory consumption was 988.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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/ex2.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_03-38-24-119.csv Completed graceful shutdown