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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 08:50:41,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 08:50:41,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 08:50:41,397 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 08:50:41,397 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 08:50:41,398 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 08:50:41,399 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 08:50:41,402 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 08:50:41,403 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 08:50:41,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 08:50:41,406 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 08:50:41,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 08:50:41,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 08:50:41,408 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 08:50:41,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 08:50:41,412 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 08:50:41,413 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 08:50:41,424 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 08:50:41,425 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 08:50:41,426 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 08:50:41,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 08:50:41,429 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 08:50:41,429 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 08:50:41,429 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 08:50:41,434 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 08:50:41,435 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 08:50:41,436 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 08:50:41,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 08:50:41,438 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 08:50:41,438 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 08:50:41,439 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 08:50:41,439 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 08:50:41,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 08:50:41,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 08:50:41,444 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 08:50:41,444 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-15 08:50:41,453 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 08:50:41,454 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 08:50:41,456 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 08:50:41,456 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 08:50:41,457 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 08:50:41,457 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 08:50:41,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 08:50:41,534 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 08:50:41,538 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 08:50:41,539 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 08:50:41,539 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 08:50:41,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-15 08:50:41,541 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 08:50:41,621 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 unknown [2018-06-15 08:50:41,874 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-15 08:50:41,879 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 08:50:41,886 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 08:50:41,887 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 08:50:41,887 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 08:50:41,891 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 08:50:41,892 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 08:50:41" (1/1) ... [2018-06-15 08:50:41,965 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:42,246 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:42,539 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:43,008 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:43,614 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:44,538 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:45,710 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:47,200 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:49,432 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:50,878 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:51,242 WARN L168 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 47 [2018-06-15 08:50:51,437 WARN L168 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 42 [2018-06-15 08:50:51,756 WARN L168 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 34 [2018-06-15 08:50:53,197 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:54,370 WARN L168 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 62 [2018-06-15 08:50:55,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:50:55,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:50:55,504 WARN L168 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 69 [2018-06-15 08:50:56,298 WARN L168 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 53 [2018-06-15 08:50:56,868 WARN L168 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 49 [2018-06-15 08:50:57,505 WARN L168 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 38 [2018-06-15 08:50:59,222 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:50:59,780 WARN L168 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 45 [2018-06-15 08:51:00,294 WARN L168 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 69 [2018-06-15 08:51:00,826 WARN L168 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 68 [2018-06-15 08:51:01,142 WARN L168 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 50 [2018-06-15 08:51:01,681 WARN L168 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 53 [2018-06-15 08:51:01,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:02,011 WARN L168 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 34 [2018-06-15 08:51:03,200 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:04,169 WARN L168 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 60 [2018-06-15 08:51:04,624 WARN L168 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 79 [2018-06-15 08:51:05,409 WARN L168 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 112 [2018-06-15 08:51:05,851 WARN L168 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 50 [2018-06-15 08:51:06,360 WARN L168 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 55 [2018-06-15 08:51:06,594 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 42 [2018-06-15 08:51:06,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:06,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:06,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:06,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:06,918 WARN L168 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 35 [2018-06-15 08:51:08,571 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:09,052 WARN L168 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 32 [2018-06-15 08:51:09,304 WARN L168 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 47 [2018-06-15 08:51:09,604 WARN L168 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 83 [2018-06-15 08:51:10,320 WARN L168 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 105 [2018-06-15 08:51:10,759 WARN L168 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 52 [2018-06-15 08:51:11,207 WARN L168 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 45 [2018-06-15 08:51:12,752 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:15,345 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:16,184 WARN L168 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2018-06-15 08:51:17,159 WARN L168 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 73 [2018-06-15 08:51:18,503 WARN L168 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 72 [2018-06-15 08:51:19,376 WARN L168 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 53 [2018-06-15 08:51:20,633 WARN L168 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 50 [2018-06-15 08:51:21,495 WARN L168 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 44 [2018-06-15 08:51:22,995 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:23,933 WARN L168 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 54 [2018-06-15 08:51:24,982 WARN L168 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 84 [2018-06-15 08:51:26,674 WARN L168 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 506 DAG size of output: 76 [2018-06-15 08:51:27,810 WARN L168 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 54 [2018-06-15 08:51:29,542 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:30,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:30,425 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 65 [2018-06-15 08:51:30,940 WARN L168 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 93 [2018-06-15 08:51:31,562 WARN L168 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 69 [2018-06-15 08:51:32,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 08:51:32,170 WARN L168 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 53 [2018-06-15 08:51:33,352 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 08:51:33,924 WARN L168 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 54 [2018-06-15 08:51:34,237 WARN L168 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 62 [2018-06-15 08:51:34,524 WARN L168 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 67 [2018-06-15 08:51:34,963 WARN L168 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 60 [2018-06-15 08:51:35,634 WARN L168 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 65 Received shutdown request... [2018-06-15 08:51:35,692 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.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) [2018-06-15 08:51:35,696 INFO L168 Benchmark]: Toolchain (without parser) took 53816.51 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.9 MB in the beginning and 370.1 MB in the end (delta: -110.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-15 08:51:35,697 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 303.6 MB. Free memory is still 270.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 08:51:35,698 INFO L168 Benchmark]: TreeAutomizer took 53808.63 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.9 MB in the beginning and 370.1 MB in the end (delta: -110.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-15 08:51:35,699 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 303.6 MB. Free memory is still 270.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 53808.63 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.9 MB in the beginning and 370.1 MB in the end (delta: -110.2 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: 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-0-2018-06-15_08-51-35-714.csv Completed graceful shutdown