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/TreeAutomizerHopcroftMinimization.epf -i '/storage/chc-comp/llreve-bench/smt2/faulty__limit1!.smt2' -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:18:35,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:18:35,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:18:35,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 02:18:35,494 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:18:35,507 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:18:35,507 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:18:35,510 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:18:35,510 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:18:35,510 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:18:35,511 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:18:35,511 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:18:35,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:18:35,583 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:18:35,587 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:18:35,589 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:18:35,590 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:18:35,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/faulty__limit1!.smt2 [2018-06-15 02:18:35,592 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:18:35,699 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/faulty__limit1!.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@731d9252 [2018-06-15 02:18:35,919 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/faulty__limit1!.smt2 [2018-06-15 02:18:35,927 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:18:35,934 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:18:35,936 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:18:35,936 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:18:35,939 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:18:35,942 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:18:35" (1/1) ... [2018-06-15 02:18:35,998 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:18:36,079 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 02:18:36,079 INFO L195 TreeAutomizerCEGAR]: (and INV_REC_f^f([(- hbv_False_1_Int 1), (- hbv_False_2_Int 3), hbv_False_3_Int, hbv_False_4_Int])) ^^ ((and (not (<= hbv_False_2_Int 1)) (not (= (+ hbv_False_1_Int hbv_False_3_Int) (+ (+ hbv_False_2_Int (- hbv_False_2_Int 1)) hbv_False_4_Int))) (not (<= hbv_False_1_Int 1)) (= hbv_False_1_Int hbv_False_2_Int))) ~~> (false)[(and INV_REC_f^f_PRE([hhv_INV_REC_f^f_0_Int, hhv_INV_REC_f^f_1_Int])) ^^ ((and (<= hhv_INV_REC_f^f_0_Int 1) (= hhv_INV_REC_f^f_3_Int hhv_INV_REC_f^f_1_Int) (= hhv_INV_REC_f^f_2_Int hhv_INV_REC_f^f_0_Int) (<= hhv_INV_REC_f^f_1_Int 1))) ~~> (INV_REC_f^f)[(true) ^^ ((and (not (<= hbv_INV_REC_f^f_PRE_2_Int 1)) (= hhv_INV_REC_f^f_PRE_0_Int (- hbv_INV_REC_f^f_PRE_1_Int 1)) (not (<= hbv_INV_REC_f^f_PRE_1_Int 1)) (= hbv_INV_REC_f^f_PRE_1_Int hbv_INV_REC_f^f_PRE_2_Int) (= hhv_INV_REC_f^f_PRE_1_Int (- hbv_INV_REC_f^f_PRE_2_Int 3)))) ~~> (INV_REC_f^f_PRE)]] [2018-06-15 02:18:36,085 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@2e89ec66 and model type null, skipping insertion in model container [2018-06-15 02:18:36,085 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 02:18:36,086 INFO L168 Benchmark]: Toolchain (without parser) took 158.84 ms. Allocated memory is still 307.2 MB. Free memory was 266.6 MB in the beginning and 260.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:18:36,088 INFO L168 Benchmark]: SmtParser took 0.19 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. [2018-06-15 02:18:36,089 INFO L168 Benchmark]: TreeAutomizer took 149.57 ms. Allocated memory is still 307.2 MB. Free memory was 265.6 MB in the beginning and 260.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:18:36,091 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 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 149.57 ms. Allocated memory is still 307.2 MB. Free memory was 265.6 MB in the beginning and 260.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 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/faulty__limit1!.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-18-36-100.csv Received shutdown request...