java -Xss1g -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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 20:26:03,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 20:26:03,897 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 20:26:03,910 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 20:26:03,910 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 20:26:03,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 20:26:03,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 20:26:03,917 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 20:26:03,918 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 20:26:03,920 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 20:26:03,921 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 20:26:03,921 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 20:26:03,922 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 20:26:03,923 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 20:26:03,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 20:26:03,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 20:26:03,927 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 20:26:03,929 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 20:26:03,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 20:26:03,931 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 20:26:03,932 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 20:26:03,935 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 20:26:03,935 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 20:26:03,935 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 20:26:03,936 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 20:26:03,937 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 20:26:03,938 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 20:26:03,938 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 20:26:03,939 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 20:26:03,940 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 20:26:03,940 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 20:26:03,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 20:26:03,941 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 20:26:03,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 20:26:03,942 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 20:26:03,943 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 20:26:03,950 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 20:26:03,950 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 20:26:03,952 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 20:26:03,952 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 20:26:03,953 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 20:26:03,953 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 20:26:04,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 20:26:04,015 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 20:26:04,019 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 20:26:04,024 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 20:26:04,024 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 20:26:04,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-21 20:26:04,026 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 20:26:04,117 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 unknown [2018-06-21 20:26:04,390 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-21 20:26:04,395 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 20:26:04,402 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 20:26:04,402 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 20:26:04,403 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 20:26:04,405 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 20:26:04,409 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:26:04" (1/1) ... [2018-06-21 20:26:10,125 WARN L168 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 44 [2018-06-21 20:26:10,268 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-06-21 20:26:12,283 WARN L168 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 46 [2018-06-21 20:26:12,877 WARN L168 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 58 [2018-06-21 20:26:13,391 WARN L168 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 60 [2018-06-21 20:26:13,907 WARN L168 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 54 [2018-06-21 20:26:14,272 WARN L168 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 40 [2018-06-21 20:26:16,415 WARN L168 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 58 [2018-06-21 20:26:16,647 WARN L168 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 37 [2018-06-21 20:26:17,107 WARN L168 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 62 [2018-06-21 20:26:17,613 WARN L168 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 47 [2018-06-21 20:26:18,258 WARN L168 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 48 [2018-06-21 20:26:18,852 WARN L168 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 42 [2018-06-21 20:26:20,799 WARN L168 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-06-21 20:26:20,990 WARN L168 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 46 [2018-06-21 20:26:21,349 WARN L168 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 62 [2018-06-21 20:26:21,729 WARN L168 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 59 [2018-06-21 20:26:22,206 WARN L168 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 50 [2018-06-21 20:26:22,740 WARN L168 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 56 [2018-06-21 20:26:24,589 WARN L168 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 52 [2018-06-21 20:26:24,873 WARN L168 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 78 [2018-06-21 20:26:25,058 WARN L168 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 54 [2018-06-21 20:26:25,292 WARN L168 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 51 [2018-06-21 20:26:26,902 WARN L168 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 35 [2018-06-21 20:26:27,239 WARN L168 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 55 [2018-06-21 20:26:27,597 WARN L168 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 65 [2018-06-21 20:26:27,878 WARN L168 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 53 [2018-06-21 20:26:28,257 WARN L168 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 50 [2018-06-21 20:26:28,631 WARN L168 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2018-06-21 20:26:28,854 WARN L168 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 32 [2018-06-21 20:26:30,538 WARN L168 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 36 [2018-06-21 20:26:30,818 WARN L168 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 53 [2018-06-21 20:26:31,019 WARN L168 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 44 [2018-06-21 20:26:31,418 WARN L168 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 47 [2018-06-21 20:26:31,816 WARN L168 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 56 [2018-06-21 20:26:32,191 WARN L168 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 51 [2018-06-21 20:26:34,213 WARN L168 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 39 [2018-06-21 20:26:34,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:34,815 WARN L168 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 55 [2018-06-21 20:26:36,017 WARN L168 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 83 [2018-06-21 20:26:37,552 WARN L168 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 537 DAG size of output: 86 [2018-06-21 20:26:39,896 WARN L168 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 680 DAG size of output: 69 [2018-06-21 20:26:41,786 WARN L168 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 670 DAG size of output: 47 [2018-06-21 20:26:43,465 WARN L168 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 621 DAG size of output: 52 [2018-06-21 20:26:46,387 WARN L168 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 38 [2018-06-21 20:26:46,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:47,152 WARN L168 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 53 [2018-06-21 20:26:48,024 WARN L168 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 67 [2018-06-21 20:26:49,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:49,324 WARN L168 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 429 DAG size of output: 84 [2018-06-21 20:26:50,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:50,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:51,671 WARN L168 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 520 DAG size of output: 90 [2018-06-21 20:26:53,284 WARN L168 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 515 DAG size of output: 59 [2018-06-21 20:26:54,604 WARN L168 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 58 [2018-06-21 20:26:55,399 WARN L168 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 38 [2018-06-21 20:26:57,615 WARN L168 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 35 [2018-06-21 20:26:58,196 WARN L168 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 59 [2018-06-21 20:26:58,777 WARN L168 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 65 [2018-06-21 20:26:59,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:59,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:26:59,891 WARN L168 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 82 [2018-06-21 20:27:00,992 WARN L168 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 72 [2018-06-21 20:27:02,122 WARN L168 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 493 DAG size of output: 55 Received shutdown request... [2018-06-21 20:27:02,610 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:84) 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.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) [2018-06-21 20:27:02,616 INFO L168 Benchmark]: Toolchain (without parser) took 58219.51 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.0 MB in the beginning and 508.3 MB in the end (delta: -245.3 MB). Peak memory consumption was 955.9 MB. Max. memory is 3.6 GB. [2018-06-21 20:27:02,617 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 306.7 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 20:27:02,617 INFO L168 Benchmark]: TreeAutomizer took 58212.05 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.0 MB in the beginning and 508.3 MB in the end (delta: -245.3 MB). Peak memory consumption was 955.9 MB. Max. memory is 3.6 GB. [2018-06-21 20:27:02,619 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 306.7 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 58212.05 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.0 MB in the beginning and 508.3 MB in the end (delta: -245.3 MB). Peak memory consumption was 955.9 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:84) 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/szymanski_safe.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_20-27-02-629.csv Completed graceful shutdown