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/arrays/libc__memmem_1.array.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:11:30,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:11:30,766 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:11:30,780 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 02:11:30,781 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 02:11:30,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 02:11:30,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 02:11:30,786 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 02:11:30,787 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 02:11:30,790 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 02:11:30,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-06-15 02:11:30,830 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:11:30,843 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:11:30,843 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:11:30,845 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:11:30,846 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:11:30,846 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:11:30,847 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:11:30,847 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:11:30,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:11:30,906 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:11:30,909 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:11:30,911 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:11:30,911 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:11:30,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/arrays/libc__memmem_1.array.smt2 [2018-06-15 02:11:30,914 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:11:31,011 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/arrays/libc__memmem_1.array.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@39fb4537 [2018-06-15 02:11:31,233 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/arrays/libc__memmem_1.array.smt2 [2018-06-15 02:11:31,241 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:11:31,248 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:11:31,249 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:11:31,249 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:11:31,252 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:11:31,253 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:11:31" (1/1) ... [2018-06-15 02:11:31,374 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:11:31,619 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 02:11:31,622 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse0 (>= hbv_False_5_Int 0)) (.cse1 (>= hbv_False_6_Int 0))) (and (>= hbv_False_2_Int 0) (= hbv_False_2_Int hbv_False_8_Int) (not (and (= hbv_False_9_Array_Int_Int hbv_False_10_Array_Int_Int) (= 0 0))) (< (ite .cse0 hbv_False_5_Int (- hbv_False_5_Int)) (ite .cse1 hbv_False_6_Int (- hbv_False_6_Int))) (let ((.cse2 (skolem2 hbv_False_1_Int hbv_False_2_Int hbv_False_3_Int hbv_False_4_Int hbv_False_5_Int hbv_False_6_Int hbv_False_7_Int hbv_False_8_Int hbv_False_9_Array_Int_Int hbv_False_10_Array_Int_Int))) (= (select hbv_False_9_Array_Int_Int .cse2) (select hbv_False_10_Array_Int_Int .cse2))) .cse0 (> (ite (>= hbv_False_4_Int 0) hbv_False_4_Int (- hbv_False_4_Int)) (ite (>= hbv_False_1_Int 0) hbv_False_1_Int (- hbv_False_1_Int))) .cse1 (>= hbv_False_3_Int 0) (= hbv_False_3_Int hbv_False_7_Int) (= hbv_False_6_Int hbv_False_4_Int) (= hbv_False_5_Int hbv_False_1_Int)))) ~~> (false) [2018-06-15 02:11:31,628 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@3b5ac9b5 and model type null, skipping insertion in model container [2018-06-15 02:11:31,628 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 02:11:31,630 INFO L168 Benchmark]: Toolchain (without parser) took 388.08 ms. Allocated memory is still 307.8 MB. Free memory was 263.1 MB in the beginning and 254.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:11:31,632 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 307.8 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:11:31,633 INFO L168 Benchmark]: TreeAutomizer took 380.48 ms. Allocated memory is still 307.8 MB. Free memory was 263.1 MB in the beginning and 254.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:11:31,637 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.18 ms. Allocated memory is still 307.8 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 380.48 ms. Allocated memory is still 307.8 MB. Free memory was 263.1 MB in the beginning and 254.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 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__memmem_1.array.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-11-31-649.csv Received shutdown request...