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/quant/libc__sbrk_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:30:10,443 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:30:10,446 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:30:10,458 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 02:30:10,491 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:30:10,498 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:30:10,498 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:30:10,501 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:30:10,501 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:30:10,501 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:30:10,502 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:30:10,503 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:30:10,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:30:10,573 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:30:10,581 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:30:10,583 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:30:10,584 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:30:10,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-15 02:30:10,586 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:30:10,683 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$1@47d5d5f6 [2018-06-15 02:30:11,047 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-15 02:30:11,057 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:30:11,063 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:30:11,064 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:30:11,064 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:30:11,068 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:30:11,069 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:30:11" (1/1) ... [2018-06-15 02:30:11,159 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 02:30:11,161 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse0 (- 9))) (and (not (< hbv_False_6_Int 0)) (not (and (= (select hbv_False_1_Array_Int_Int .cse0) (select hbv_False_3_Array_Int_Int .cse0)) (= (select hbv_False_1_Array_Int_Int hbv_False_2_Int) (select hbv_False_3_Array_Int_Int hbv_False_2_Int)))) (= hbv_False_9_Int 0) (= hbv_False_5_Int 0) (not (and (= 0 0) (or (not (= hbv_False_7_Int hbv_False_6_Int)) (not (let ((.cse1 (skolem23 hbv_False_1_Array_Int_Int hbv_False_3_Array_Int_Int hbv_False_5_Int hbv_False_6_Int hbv_False_7_Int hbv_False_8_Array_Int_Int hbv_False_4_Array_Int_Int hbv_False_9_Int))) (= (select hbv_False_1_Array_Int_Int .cse1) (select hbv_False_3_Array_Int_Int .cse1))))) (= (select hbv_False_8_Array_Int_Int hbv_False_10_Int) (select hbv_False_4_Array_Int_Int hbv_False_10_Int)))) (let ((.cse2 (skolem24 hbv_False_1_Array_Int_Int hbv_False_3_Array_Int_Int hbv_False_5_Int hbv_False_6_Int hbv_False_7_Int hbv_False_8_Array_Int_Int hbv_False_4_Array_Int_Int hbv_False_9_Int))) (= (select hbv_False_8_Array_Int_Int .cse2) (select hbv_False_4_Array_Int_Int .cse2))) (not (< hbv_False_7_Int 0)) (= hbv_False_5_Int hbv_False_9_Int) (= (select hbv_False_8_Array_Int_Int .cse0) 0) (= (select hbv_False_4_Array_Int_Int .cse0) 0)))) ~~> (false) [2018-06-15 02:30:11,168 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@2bd492e and model type null, skipping insertion in model container [2018-06-15 02:30:11,168 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 02:30:11,170 INFO L168 Benchmark]: Toolchain (without parser) took 112.40 ms. Allocated memory is still 308.8 MB. Free memory was 262.1 MB in the beginning and 258.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:30:11,172 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:30:11,173 INFO L168 Benchmark]: TreeAutomizer took 104.89 ms. Allocated memory is still 308.8 MB. Free memory was 262.1 MB in the beginning and 258.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:30:11,176 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 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 104.89 ms. Allocated memory is still 308.8 MB. Free memory was 262.1 MB in the beginning and 258.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 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-0-2018-06-15_02-30-11-187.csv Received shutdown request...