java -Xss1g -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__memmem_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 08:45:44,247 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 08:45:44,250 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 08:45:44,263 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 08:45:44,263 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 08:45:44,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 08:45:44,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 08:45:44,270 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 08:45:44,272 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 08:45:44,272 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 08:45:44,274 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 08:45:44,274 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 08:45:44,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 08:45:44,276 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 08:45:44,277 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 08:45:44,278 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 08:45:44,282 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 08:45:44,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 08:45:44,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 08:45:44,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 08:45:44,298 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 08:45:44,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 08:45:44,301 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 08:45:44,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 08:45:44,302 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 08:45:44,303 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 08:45:44,304 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 08:45:44,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 08:45:44,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 08:45:44,306 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 08:45:44,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 08:45:44,308 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 08:45:44,308 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 08:45:44,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 08:45:44,309 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 08:45:44,310 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 08:45:44,316 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 08:45:44,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 08:45:44,319 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 08:45:44,319 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 08:45:44,319 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 08:45:44,320 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 08:45:44,320 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 08:45:44,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 08:45:44,389 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 08:45:44,393 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 08:45:44,394 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 08:45:44,394 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 08:45:44,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__memmem_1.smt2 [2018-06-21 08:45:44,396 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 08:45:44,487 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__memmem_1.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@78bd8665 [2018-06-21 08:45:44,780 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__memmem_1.smt2 [2018-06-21 08:45:44,787 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 08:45:44,793 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 08:45:44,794 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 08:45:44,794 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 08:45:44,797 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 08:45:44,798 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:45:44" (1/1) ... [2018-06-21 08:45:45,122 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 08:45:45,122 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse0 (>= hbv_False_5_Int 0)) (.cse1 (>= hbv_False_6_Int 0))) (and (not (and (= 0 0) (= (select hbv_False_9_Array_Int_Int hbv_False_11_Int) (select hbv_False_10_Array_Int_Int hbv_False_11_Int)))) (>= hbv_False_2_Int 0) (= hbv_False_2_Int hbv_False_8_Int) (< (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) [2018-06-21 08:45:45,125 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@17e5d7af and model type null, skipping insertion in model container [2018-06-21 08:45:45,126 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 08:45:45,127 INFO L168 Benchmark]: Toolchain (without parser) took 338.75 ms. Allocated memory is still 304.1 MB. Free memory was 261.5 MB in the beginning and 252.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:45:45,131 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 304.1 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 08:45:45,132 INFO L168 Benchmark]: TreeAutomizer took 332.22 ms. Allocated memory is still 304.1 MB. Free memory was 260.5 MB in the beginning and 252.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:45:45,134 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 304.1 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 332.22 ms. Allocated memory is still 304.1 MB. Free memory was 260.5 MB in the beginning and 252.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 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.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_08-45-45-143.csv Received shutdown request...