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__sbrk_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 08:45:50,281 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 08:45:50,283 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 08:45:50,296 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 08:45:50,297 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 08:45:50,298 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 08:45:50,302 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 08:45:50,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 08:45:50,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 08:45:50,307 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 08:45:50,310 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 08:45:50,310 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 08:45:50,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 08:45:50,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 08:45:50,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 08:45:50,315 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 08:45:50,317 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 08:45:50,330 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 08:45:50,332 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 08:45:50,333 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 08:45:50,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 08:45:50,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 08:45:50,336 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 08:45:50,336 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 08:45:50,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 08:45:50,345 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 08:45:50,346 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 08:45:50,346 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 08:45:50,347 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 08:45:50,347 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 08:45:50,348 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 08:45:50,349 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 08:45:50,349 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 08:45:50,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 08:45:50,354 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 08:45:50,354 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 08:45:50,365 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 08:45:50,365 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 08:45:50,367 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 08:45:50,367 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 08:45:50,368 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 08:45:50,368 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 08:45:50,369 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 08:45:50,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 08:45:50,440 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 08:45:50,444 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 08:45:50,446 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 08:45:50,446 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 08:45:50,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-21 08:45:50,448 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 08:45:50,543 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@4c286cd7 [2018-06-21 08:45:50,881 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__sbrk_1.smt2 [2018-06-21 08:45:50,886 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 08:45:50,892 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 08:45:50,892 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 08:45:50,893 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 08:45:50,895 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 08:45:50,897 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:45:50" (1/1) ... [2018-06-21 08:45:50,969 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 08:45:50,970 INFO L195 TreeAutomizerCEGAR]: (true) ^^ ((let ((.cse0 (- 9))) (and (not (= hbv_False_2_Int 0)) (= (select hbv_False_1_Array_Int_Int .cse0) 0) (< hbv_False_5_Int 0) (let ((.cse1 (skolem13 hbv_False_2_Int hbv_False_4_Array_Int_Int hbv_False_1_Array_Int_Int hbv_False_3_Int))) (= (select hbv_False_4_Array_Int_Int .cse1) (select hbv_False_1_Array_Int_Int .cse1))) (not (= (select hbv_False_4_Array_Int_Int .cse0) 0)) (= hbv_False_2_Int hbv_False_3_Int)))) ~~> (false) [2018-06-21 08:45:50,973 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@2fa517c0 and model type null, skipping insertion in model container [2018-06-21 08:45:50,974 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 08:45:50,975 INFO L168 Benchmark]: Toolchain (without parser) took 88.73 ms. Allocated memory is still 307.2 MB. Free memory was 260.7 MB in the beginning and 257.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:45:50,977 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 307.2 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 08:45:50,978 INFO L168 Benchmark]: TreeAutomizer took 81.81 ms. Allocated memory is still 307.2 MB. Free memory was 260.7 MB in the beginning and 257.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:45:50,980 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 307.2 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 81.81 ms. Allocated memory is still 307.2 MB. Free memory was 260.7 MB in the beginning and 257.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 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__sbrk_1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_08-45-50-991.csv Received shutdown request...