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__memrchr_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 17:46:56,063 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 17:46:56,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 17:46:56,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 17:46:56,078 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 17:46:56,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 17:46:56,081 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 17:46:56,082 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 17:46:56,084 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 17:46:56,085 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 17:46:56,086 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 17:46:56,086 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 17:46:56,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 17:46:56,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 17:46:56,090 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 17:46:56,091 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 17:46:56,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 17:46:56,095 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 17:46:56,097 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 17:46:56,098 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 17:46:56,100 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 17:46:56,102 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 17:46:56,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 17:46:56,103 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 17:46:56,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 17:46:56,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 17:46:56,106 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 17:46:56,107 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 17:46:56,108 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 17:46:56,108 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 17:46:56,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 17:46:56,110 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 17:46:56,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 17:46:56,111 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 17:46:56,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 17:46:56,112 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 17:46:56,125 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 17:46:56,126 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 17:46:56,127 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 17:46:56,128 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 17:46:56,129 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 17:46:56,129 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 17:46:56,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 17:46:56,198 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 17:46:56,202 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 17:46:56,204 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 17:46:56,205 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 17:46:56,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__memrchr_1.smt2 [2018-06-21 17:46:56,207 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 17:46:56,305 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__memrchr_1.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@72c929aa [2018-06-21 17:46:56,574 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__memrchr_1.smt2 [2018-06-21 17:46:56,579 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 17:46:56,588 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 17:46:56,588 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 17:46:56,588 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 17:46:56,591 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 17:46:56,592 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 05:46:56" (1/1) ... [2018-06-21 17:46:56,891 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 17:46:56,892 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse0 (- 1))) (and (= hbv_False_5_Int hbv_False_4_Int) (= (select hbv_False_3_Array_Int_Int (+ (+ hbv_False_1_Int hbv_False_2_Int) .cse0)) hbv_False_4_Int) (> (ite (>= hbv_False_2_Int 0) hbv_False_2_Int (- hbv_False_2_Int)) (ite (>= 0 0) 0 (- 0))) (= hbv_False_7_Int hbv_False_2_Int) (not (= (select hbv_False_8_Array_Int_Int (+ (+ hbv_False_6_Int hbv_False_7_Int) .cse0)) hbv_False_5_Int)) (not (= 0 hbv_False_7_Int)) (= hbv_False_6_Int hbv_False_1_Int) (let ((.cse1 (skolem2 hbv_False_6_Int hbv_False_4_Int hbv_False_5_Int hbv_False_1_Int hbv_False_7_Int hbv_False_2_Int hbv_False_8_Array_Int_Int hbv_False_3_Array_Int_Int))) (= (select hbv_False_8_Array_Int_Int .cse1) (select hbv_False_3_Array_Int_Int .cse1)))))) ~~> (false) [2018-06-21 17:46:56,894 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@71fe7814 and model type null, skipping insertion in model container [2018-06-21 17:46:56,895 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 17:46:56,896 INFO L168 Benchmark]: Toolchain (without parser) took 316.36 ms. Allocated memory is still 308.3 MB. Free memory was 264.6 MB in the beginning and 255.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-21 17:46:56,906 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 308.3 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 17:46:56,907 INFO L168 Benchmark]: TreeAutomizer took 306.84 ms. Allocated memory is still 308.3 MB. Free memory was 264.6 MB in the beginning and 255.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-21 17:46:56,909 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 308.3 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 306.84 ms. Allocated memory is still 308.3 MB. Free memory was 264.6 MB in the beginning and 255.6 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__memrchr_1.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_17-46-56-921.csv Received shutdown request...