java -Xss4m -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/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all_e7_2500.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 20:31:41,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 20:31:41,517 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 20:31:41,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 20:31:41,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 20:31:41,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 20:31:41,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 20:31:41,537 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 20:31:41,538 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 20:31:41,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 20:31:41,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 20:31:41,541 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 20:31:41,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 20:31:41,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 20:31:41,546 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 20:31:41,546 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 20:31:41,559 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 20:31:41,561 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 20:31:41,562 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 20:31:41,563 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 20:31:41,564 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 20:31:41,566 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-23 20:31:41,581 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 20:31:41,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 20:31:41,593 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 20:31:41,595 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 20:31:41,595 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 20:31:41,595 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 20:31:41,599 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 20:31:41,599 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 20:31:41,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 20:31:41,666 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 20:31:41,669 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 20:31:41,671 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 20:31:41,671 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 20:31:41,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all_e7_2500.smt2 [2018-06-23 20:31:41,673 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 20:31:41,745 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all_e7_2500.smt2 unknown [2018-06-23 20:31:42,225 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all_e7_2500.smt2 [2018-06-23 20:31:42,230 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 20:31:42,236 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 20:31:42,237 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 20:31:42,237 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 20:31:42,240 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 20:31:42,241 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 08:31:42" (1/1) ... [2018-06-23 20:31:43,621 WARN L168 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 27 [2018-06-23 20:31:45,186 WARN L168 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 15 [2018-06-23 20:31:46,383 WARN L168 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 277 DAG size of output: 126 [2018-06-23 20:31:48,973 WARN L168 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 20 [2018-06-23 20:31:50,995 WARN L168 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 375 DAG size of output: 133 [2018-06-23 20:31:52,733 WARN L168 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 354 DAG size of output: 126 [2018-06-23 20:31:55,541 WARN L168 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 17 [2018-06-23 20:31:56,805 WARN L168 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 351 DAG size of output: 163 [2018-06-23 20:31:58,008 WARN L168 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 293 DAG size of output: 134 [2018-06-23 20:32:00,315 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 17 [2018-06-23 20:32:02,181 WARN L168 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 400 DAG size of output: 162 [2018-06-23 20:32:03,650 WARN L168 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 376 DAG size of output: 159 [2018-06-23 20:32:05,718 WARN L168 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 14 [2018-06-23 20:32:07,230 WARN L168 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 403 DAG size of output: 198 [2018-06-23 20:32:08,086 WARN L168 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 110 [2018-06-23 20:32:10,646 WARN L168 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 395 DAG size of output: 159 [2018-06-23 20:32:11,575 WARN L168 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 156 [2018-06-23 20:32:13,946 WARN L168 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 152 [2018-06-23 20:32:14,724 WARN L168 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 157 [2018-06-23 20:32:16,932 WARN L168 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 174 [2018-06-23 20:32:17,698 WARN L168 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 132 [2018-06-23 20:32:19,805 WARN L168 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 148 [2018-06-23 20:32:20,459 WARN L168 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 122 [2018-06-23 20:32:22,458 WARN L168 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 151 [2018-06-23 20:32:23,300 WARN L168 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 140 [2018-06-23 20:32:24,990 WARN L168 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 25 [2018-06-23 20:32:25,960 WARN L168 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 149 [2018-06-23 20:32:26,879 WARN L168 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 163 [2018-06-23 20:32:28,898 WARN L168 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 132 [2018-06-23 20:32:29,810 WARN L168 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 113 [2018-06-23 20:32:31,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:32:31,423 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 20 [2018-06-23 20:32:32,419 WARN L168 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 141 [2018-06-23 20:32:33,628 WARN L168 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 157 Received shutdown request... [2018-06-23 20:32:34,389 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Logical context not inconsistent! at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.retrieveProof(SMTInterpol.java:1278) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:795) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:918) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.retrieveInterpolantsMap(TreeAutomizerCEGAR.java:422) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:201) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-23 20:32:34,393 INFO L168 Benchmark]: Toolchain (without parser) took 52162.91 ms. Allocated memory was 306.7 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 243.1 MB in the beginning and 463.9 MB in the end (delta: -220.8 MB). Peak memory consumption was 882.9 MB. Max. memory is 3.6 GB. [2018-06-23 20:32:34,394 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 306.7 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 20:32:34,394 INFO L168 Benchmark]: TreeAutomizer took 52155.60 ms. Allocated memory was 306.7 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 243.1 MB in the beginning and 463.9 MB in the end (delta: -220.8 MB). Peak memory consumption was 882.9 MB. Max. memory is 3.6 GB. [2018-06-23 20:32:34,396 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.15 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 52155.60 ms. Allocated memory was 306.7 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 243.1 MB in the beginning and 463.9 MB in the end (delta: -220.8 MB). Peak memory consumption was 882.9 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: Logical context not inconsistent! de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: Logical context not inconsistent!: de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.retrieveProof(SMTInterpol.java:1278) 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/rtp_all_e7_2500.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_20-32-34-404.csv Completed graceful shutdown