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/llreve-bench/smt2/quant/libc__sbrk_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 14:34:27,902 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 14:34:27,904 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 14:34:27,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-23 14:34:27,981 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 14:34:27,994 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 14:34:27,994 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 14:34:27,996 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 14:34:27,997 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 14:34:27,997 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 14:34:27,998 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 14:34:27,998 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 14:34:28,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 14:34:28,074 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 14:34:28,079 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 14:34:28,081 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 14:34:28,081 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 14:34:28,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-23 14:34:28,083 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 14:34:28,172 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@3aeddbc0 [2018-06-23 14:34:28,515 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-23 14:34:28,522 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 14:34:28,528 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 14:34:28,529 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 14:34:28,529 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 14:34:28,531 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 14:34:28,533 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 02:34:28" (1/1) ... [2018-06-23 14:34:28,605 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-23 14:34:28,606 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse1 (- 9))) (let ((.cse0 (select hbv_False_5_Array_Int_Int .cse1))) (and (not (= .cse0 0)) (= (select hbv_False_6_Array_Int_Int .cse1) 0) (= hbv_False_2_Int 0) (not (< hbv_False_7_Int 0)) (= hbv_False_1_Int 0) (let ((.cse2 (skolem25 hbv_False_3_Array_Int_Int hbv_False_4_Int hbv_False_1_Int hbv_False_7_Int hbv_False_6_Array_Int_Int hbv_False_5_Array_Int_Int hbv_False_2_Int))) (= (select hbv_False_6_Array_Int_Int .cse2) (select hbv_False_5_Array_Int_Int .cse2))) (not (and (= (select hbv_False_3_Array_Int_Int hbv_False_4_Int) (select hbv_False_5_Array_Int_Int hbv_False_4_Int)) (= (select hbv_False_3_Array_Int_Int .cse1) .cse0))) (= hbv_False_1_Int hbv_False_2_Int))))) ~~> (false) [2018-06-23 14:34:28,610 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@31a8206c and model type null, skipping insertion in model container [2018-06-23 14:34:28,610 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-23 14:34:28,611 INFO L168 Benchmark]: Toolchain (without parser) took 88.36 ms. Allocated memory is still 307.2 MB. Free memory was 260.5 MB in the beginning and 257.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-23 14:34:28,613 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 14:34:28,614 INFO L168 Benchmark]: TreeAutomizer took 81.43 ms. Allocated memory is still 307.2 MB. Free memory was 260.5 MB in the beginning and 257.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-23 14:34:28,617 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 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 81.43 ms. Allocated memory is still 307.2 MB. Free memory was 260.5 MB in the beginning and 257.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - TreeAutomizerUnsatResult: UNSAT The given horn clause set is UNSAT 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/libc__sbrk_1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_14-34-28-628.csv Received shutdown request...