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/TreeAutomizerStandardSettings.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-14 23:18:46,986 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-14 23:18:46,990 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-14 23:18:47,003 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-14 23:18:47,003 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-14 23:18:47,006 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-14 23:18:47,008 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-14 23:18:47,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-14 23:18:47,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-14 23:18:47,013 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-14 23:18:47,014 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-14 23:18:47,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-14 23:18:47,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-14 23:18:47,016 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-14 23:18:47,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-14 23:18:47,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-14 23:18:47,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-14 23:18:47,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-14 23:18:47,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-14 23:18:47,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-14 23:18:47,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-14 23:18:47,039 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-14 23:18:47,040 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-14 23:18:47,040 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-14 23:18:47,041 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-14 23:18:47,041 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-14 23:18:47,044 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-14 23:18:47,045 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-14 23:18:47,046 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-14 23:18:47,046 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-14 23:18:47,047 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-14 23:18:47,051 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-14 23:18:47,051 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-14 23:18:47,052 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-14 23:18:47,053 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-14 23:18:47,053 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerStandardSettings.epf [2018-06-14 23:18:47,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-14 23:18:47,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-14 23:18:47,067 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-14 23:18:47,067 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-14 23:18:47,069 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-14 23:18:47,069 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-14 23:18:47,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-14 23:18:47,146 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-14 23:18:47,151 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-14 23:18:47,153 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-14 23:18:47,154 INFO L276 PluginConnector]: SmtParser initialized [2018-06-14 23:18:47,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 [2018-06-14 23:18:47,156 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-14 23:18:47,243 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 unknown [2018-06-14 23:18:47,796 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 [2018-06-14 23:18:47,801 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-14 23:18:47,808 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-14 23:18:47,808 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-14 23:18:47,809 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-14 23:18:47,811 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-14 23:18:47,812 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 14.06 11:18:47" (1/1) ... [2018-06-14 23:18:47,985 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:48,675 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:49,420 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:50,015 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:50,674 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:51,349 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:51,874 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:52,679 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:53,283 WARN L168 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2018-06-14 23:18:54,841 WARN L168 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 141 [2018-06-14 23:18:55,016 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:18:57,146 WARN L168 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 248 DAG size of output: 179 [2018-06-14 23:18:57,829 WARN L168 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 94 [2018-06-14 23:19:00,449 WARN L168 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 181 DAG size of output: 180 [2018-06-14 23:19:00,639 WARN L168 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2018-06-14 23:19:00,821 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:02,427 WARN L168 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 244 DAG size of output: 191 [2018-06-14 23:19:03,348 WARN L168 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 128 [2018-06-14 23:19:05,404 WARN L168 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-06-14 23:19:07,384 WARN L168 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 269 DAG size of output: 263 [2018-06-14 23:19:07,720 WARN L168 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2018-06-14 23:19:07,854 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:09,586 WARN L168 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 256 DAG size of output: 188 [2018-06-14 23:19:10,024 WARN L168 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 98 [2018-06-14 23:19:11,330 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 73 [2018-06-14 23:19:11,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:12,281 WARN L168 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 177 [2018-06-14 23:19:12,856 WARN L168 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 138 [2018-06-14 23:19:13,994 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:14,616 WARN L168 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 124 [2018-06-14 23:19:14,970 WARN L168 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 126 [2018-06-14 23:19:15,848 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:16,943 WARN L168 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 197 [2018-06-14 23:19:17,334 WARN L168 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 109 [2018-06-14 23:19:18,136 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:18,936 WARN L168 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 167 [2018-06-14 23:19:19,430 WARN L168 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 128 [2018-06-14 23:19:20,404 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:21,403 WARN L168 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 185 [2018-06-14 23:19:22,203 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:22,784 WARN L168 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 158 [2018-06-14 23:19:23,508 WARN L168 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 120 [2018-06-14 23:19:24,348 WARN L168 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 123 [2018-06-14 23:19:24,491 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:25,338 WARN L168 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 161 [2018-06-14 23:19:26,473 WARN L168 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 125 [2018-06-14 23:19:27,329 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:28,711 WARN L168 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 270 DAG size of output: 208 [2018-06-14 23:19:30,094 WARN L168 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 330 DAG size of output: 225 [2018-06-14 23:19:31,090 WARN L168 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 154 [2018-06-14 23:19:31,528 WARN L168 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2018-06-14 23:19:31,625 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:32,290 WARN L168 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 188 [2018-06-14 23:19:32,672 WARN L168 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 115 [2018-06-14 23:19:33,706 WARN L168 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 128 [2018-06-14 23:19:33,797 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:34,639 WARN L168 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 157 [2018-06-14 23:19:35,435 WARN L168 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 152 [2018-06-14 23:19:36,602 WARN L168 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 142 [2018-06-14 23:19:36,807 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:38,403 WARN L168 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 304 DAG size of output: 210 [2018-06-14 23:19:39,631 WARN L168 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 158 [2018-06-14 23:19:40,397 WARN L168 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 96 [2018-06-14 23:19:40,559 WARN L168 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 136 [2018-06-14 23:19:40,680 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:41,696 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 23:19:42,238 WARN L168 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 94 Received shutdown request... [2018-06-14 23:19:42,686 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: Auxiliary term must not be contained in any collection at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:126) at java.util.HashMap.hash(HashMap.java:338) at java.util.HashMap.containsKey(HashMap.java:595) at java.util.HashSet.contains(HashSet.java:203) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.recursiveAndOrSimplificationHelper(SmtUtils.java:1062) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.andWithExtendedLocalSimplification(SmtUtils.java:923) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.and(SmtUtils.java:890) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implicationStatement(HCStateFactory.java:222) 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) [2018-06-14 23:19:42,690 INFO L168 Benchmark]: Toolchain (without parser) took 54888.01 ms. Allocated memory was 297.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 232.7 MB in the beginning and 163.3 MB in the end (delta: 69.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-14 23:19:42,691 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 297.3 MB. Free memory is still 264.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-14 23:19:42,691 INFO L168 Benchmark]: TreeAutomizer took 54880.73 ms. Allocated memory was 297.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 231.7 MB in the beginning and 163.3 MB in the end (delta: 68.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-14 23:19:42,693 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 297.3 MB. Free memory is still 264.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 54880.73 ms. Allocated memory was 297.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 231.7 MB in the beginning and 163.3 MB in the end (delta: 68.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term must not be contained in any collection de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term must not be contained in any collection: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:126) 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/DRAGON_12_e2_1618.smt2_TreeAutomizerStandardSettings.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-14_23-19-42-703.csv Completed graceful shutdown