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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 17:47:11,302 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 17:47:11,304 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 17:47:11,317 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 17:47:11,317 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 17:47:11,318 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 17:47:11,319 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 17:47:11,324 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 17:47:11,325 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 17:47:11,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 17:47:11,328 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 17:47:11,329 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 17:47:11,330 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 17:47:11,331 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 17:47:11,331 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 17:47:11,334 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 17:47:11,336 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 17:47:11,347 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 17:47:11,350 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 17:47:11,351 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 17:47:11,352 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 17:47:11,359 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 17:47:11,359 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 17:47:11,359 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 17:47:11,360 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 17:47:11,361 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 17:47:11,361 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 17:47:11,362 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 17:47:11,367 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 17:47:11,367 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 17:47:11,368 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 17:47:11,368 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 17:47:11,368 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 17:47:11,369 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 17:47:11,370 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 17:47:11,370 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 17:47:11,377 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 17:47:11,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 17:47:11,378 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 17:47:11,379 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 17:47:11,379 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 17:47:11,379 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 17:47:11,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 17:47:11,442 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 17:47:11,446 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 17:47:11,447 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 17:47:11,448 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 17:47:11,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_2.smt2 [2018-06-21 17:47:11,450 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 17:47:11,517 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_2.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@4241f0ad [2018-06-21 17:47:11,794 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_2.smt2 [2018-06-21 17:47:11,799 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 17:47:11,805 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 17:47:11,806 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 17:47:11,806 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 17:47:11,809 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 17:47:11,810 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 05:47:11" (1/1) ... [2018-06-21 17:47:12,307 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 17:47:12,307 INFO L195 TreeAutomizerCEGAR]: (and INV_MAIN_42([hbv_False_10_Int, hbv_False_11_Int, hbv_False_1_Int, hbv_False_5_Int, hbv_False_6_Int, (skolem9 hbv_False_10_Int hbv_False_8_Int hbv_False_11_Int hbv_False_1_Int hbv_False_9_Int hbv_False_7_Int hbv_False_6_Int hbv_False_5_Int hbv_False_2_Array_Int_Int hbv_False_4_Array_Int_Int), (select hbv_False_2_Array_Int_Int (skolem9 hbv_False_10_Int hbv_False_8_Int hbv_False_11_Int hbv_False_1_Int hbv_False_9_Int hbv_False_7_Int hbv_False_6_Int hbv_False_5_Int hbv_False_2_Array_Int_Int hbv_False_4_Array_Int_Int)), hbv_False_7_Int, hbv_False_9_Int, hbv_False_8_Int, (skolem10 hbv_False_10_Int hbv_False_8_Int hbv_False_11_Int hbv_False_1_Int hbv_False_9_Int hbv_False_7_Int hbv_False_6_Int hbv_False_5_Int hbv_False_2_Array_Int_Int hbv_False_4_Array_Int_Int), (select hbv_False_4_Array_Int_Int (skolem10 hbv_False_10_Int hbv_False_8_Int hbv_False_11_Int hbv_False_1_Int hbv_False_9_Int hbv_False_7_Int hbv_False_6_Int hbv_False_5_Int hbv_False_2_Array_Int_Int hbv_False_4_Array_Int_Int))])) ^^ ((let ((.cse1 (select hbv_False_2_Array_Int_Int hbv_False_6_Int)) (.cse0 (select hbv_False_2_Array_Int_Int hbv_False_5_Int)) (.cse2 (select hbv_False_4_Array_Int_Int hbv_False_7_Int))) (and (> (ite (>= hbv_False_1_Int 0) hbv_False_1_Int (- hbv_False_1_Int)) (ite (>= 0 0) 0 (- 0))) (not (and (= (select hbv_False_2_Array_Int_Int hbv_False_3_Int) (select hbv_False_4_Array_Int_Int hbv_False_3_Int)) (= (- .cse0 .cse1) 0))) (not (distinct (- .cse2 (select hbv_False_4_Array_Int_Int hbv_False_8_Int)) 0)) (not (= .cse1 .cse0)) (not (= .cse0 0)) (not (= hbv_False_7_Int hbv_False_9_Int)) (not (distinct .cse2 0))))) ~~> (false)[(true) ^^ ((and (= hhv_INV_MAIN_42_2_Int hbv_INV_MAIN_42_2_Int) (= hhv_INV_MAIN_42_8_Int (+ hhv_INV_MAIN_42_7_Int hbv_INV_MAIN_42_2_Int)) (= hhv_INV_MAIN_42_6_Int (select hbv_INV_MAIN_42_1_Array_Int_Int hhv_INV_MAIN_42_5_Int)) (let ((.cse0 (skolem0 hhv_INV_MAIN_42_9_Int hhv_INV_MAIN_42_3_Int hhv_INV_MAIN_42_2_Int hbv_INV_MAIN_42_2_Int hhv_INV_MAIN_42_7_Int hbv_INV_MAIN_42_1_Array_Int_Int hhv_INV_MAIN_42_4_Int hbv_INV_MAIN_42_3_Array_Int_Int))) (= (select hbv_INV_MAIN_42_1_Array_Int_Int .cse0) (select hbv_INV_MAIN_42_3_Array_Int_Int .cse0))) (= hhv_INV_MAIN_42_11_Int (select hbv_INV_MAIN_42_3_Array_Int_Int hhv_INV_MAIN_42_10_Int)) (= hhv_INV_MAIN_42_3_Int hhv_INV_MAIN_42_7_Int) (= hhv_INV_MAIN_42_1_Int 0) (= hhv_INV_MAIN_42_4_Int hhv_INV_MAIN_42_9_Int) (= hhv_INV_MAIN_42_0_Int 0))) ~~> (INV_MAIN_42)] [2018-06-21 17:47:12,311 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@142a14f2 and model type null, skipping insertion in model container [2018-06-21 17:47:12,311 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 17:47:12,312 INFO L168 Benchmark]: Toolchain (without parser) took 513.04 ms. Allocated memory is still 305.1 MB. Free memory was 261.5 MB in the beginning and 244.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 3.6 GB. [2018-06-21 17:47:12,314 INFO L168 Benchmark]: SmtParser took 0.21 ms. Allocated memory is still 305.1 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 17:47:12,315 INFO L168 Benchmark]: TreeAutomizer took 505.73 ms. Allocated memory is still 305.1 MB. Free memory was 261.5 MB in the beginning and 244.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 3.6 GB. [2018-06-21 17:47:12,317 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.21 ms. Allocated memory is still 305.1 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 505.73 ms. Allocated memory is still 305.1 MB. Free memory was 261.5 MB in the beginning and 244.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 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__strncmp_2.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_17-47-12-326.csv Received shutdown request...