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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 07:51:56,377 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 07:51:56,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 07:51:56,399 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 07:51:56,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 07:51:56,402 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 07:51:56,403 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 07:51:56,406 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 07:51:56,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 07:51:56,411 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 07:51:56,412 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 07:51:56,412 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 07:51:56,415 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 07:51:56,416 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 07:51:56,417 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 07:51:56,429 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 07:51:56,431 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 07:51:56,433 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 07:51:56,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 07:51:56,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 07:51:56,441 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 07:51:56,444 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 07:51:56,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 07:51:56,449 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 07:51:56,450 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 07:51:56,451 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 07:51:56,452 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 07:51:56,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 07:51:56,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 07:51:56,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 07:51:56,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 07:51:56,600 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 07:51:56,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 07:51:56,601 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 07:51:56,604 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 07:51:56,604 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-15 07:51:56,617 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 07:51:56,618 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 07:51:56,623 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 07:51:56,623 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 07:51:56,624 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 07:51:56,625 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 07:51:56,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 07:51:56,700 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 07:51:56,705 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 07:51:56,706 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 07:51:56,707 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 07:51:56,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_1.smt2 [2018-06-15 07:51:56,709 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 07:51:56,795 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_1.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@78ae354b [2018-06-15 07:51:57,393 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strncmp_1.smt2 [2018-06-15 07:51:57,399 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 07:51:57,407 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 07:51:57,408 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 07:51:57,408 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 07:51:57,411 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 07:51:57,412 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 07:51:57" (1/1) ... [2018-06-15 07:51:57,494 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 07:51:57,701 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 07:51:57,702 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse1 (select hbv_False_3_Array_Int_Int hbv_False_4_Int)) (.cse0 (select hbv_False_1_Array_Int_Int hbv_False_2_Int))) (and (= hbv_False_8_Int hbv_False_9_Int) (= .cse0 0) (> (ite (>= hbv_False_9_Int 0) hbv_False_9_Int (- hbv_False_9_Int)) (ite (>= 0 0) 0 (- 0))) (= hbv_False_5_Int hbv_False_6_Int) (not (and (= 0 (- .cse1 (select hbv_False_3_Array_Int_Int hbv_False_6_Int))) (= (select hbv_False_1_Array_Int_Int hbv_False_7_Int) (select hbv_False_3_Array_Int_Int hbv_False_7_Int)))) (= hbv_False_2_Int hbv_False_4_Int) (= .cse1 0) (let ((.cse2 (skolem12 hbv_False_6_Int hbv_False_7_Int hbv_False_2_Int hbv_False_8_Int hbv_False_9_Int hbv_False_4_Int hbv_False_1_Array_Int_Int hbv_False_3_Array_Int_Int hbv_False_5_Int))) (= (select hbv_False_1_Array_Int_Int .cse2) (select hbv_False_3_Array_Int_Int .cse2))) (not (distinct .cse0 (select hbv_False_1_Array_Int_Int hbv_False_5_Int))) (not (= hbv_False_8_Int 0))))) ~~> (false) [2018-06-15 07:51:57,711 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@4fa0d015 and model type null, skipping insertion in model container [2018-06-15 07:51:57,711 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 07:51:57,712 INFO L168 Benchmark]: Toolchain (without parser) took 312.35 ms. Allocated memory is still 306.2 MB. Free memory was 257.5 MB in the beginning and 245.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. [2018-06-15 07:51:57,714 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 07:51:57,714 INFO L168 Benchmark]: TreeAutomizer took 302.99 ms. Allocated memory is still 306.2 MB. Free memory was 257.5 MB in the beginning and 245.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. [2018-06-15 07:51:57,717 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 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 302.99 ms. Allocated memory is still 306.2 MB. Free memory was 257.5 MB in the beginning and 245.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 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__strncmp_1.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_07-51-57-727.csv Received shutdown request...