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__strpbrk_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 08:46:09,270 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 08:46:09,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 08:46:09,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 08:46:09,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 08:46:09,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 08:46:09,289 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 08:46:09,290 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 08:46:09,291 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 08:46:09,292 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 08:46:09,293 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 08:46:09,293 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 08:46:09,294 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 08:46:09,295 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 08:46:09,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 08:46:09,297 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 08:46:09,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 08:46:09,301 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 08:46:09,304 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 08:46:09,306 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 08:46:09,307 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 08:46:09,309 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 08:46:09,309 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 08:46:09,310 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 08:46:09,310 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 08:46:09,311 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 08:46:09,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 08:46:09,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 08:46:09,314 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 08:46:09,314 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 08:46:09,315 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 08:46:09,316 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 08:46:09,316 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 08:46:09,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 08:46:09,318 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 08:46:09,318 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 08:46:09,325 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 08:46:09,325 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 08:46:09,327 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 08:46:09,327 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 08:46:09,327 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 08:46:09,328 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 08:46:09,328 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 08:46:09,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 08:46:09,386 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 08:46:09,390 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 08:46:09,392 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 08:46:09,392 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 08:46:09,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/quant/libc__strpbrk_3.smt2 [2018-06-21 08:46:09,395 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 08:46:09,483 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strpbrk_3.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@5a6a8a6c [2018-06-21 08:46:09,717 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/quant/libc__strpbrk_3.smt2 [2018-06-21 08:46:09,723 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 08:46:09,728 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 08:46:09,729 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 08:46:09,729 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 08:46:09,731 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 08:46:09,733 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:46:09" (1/1) ... [2018-06-21 08:46:09,799 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 08:46:09,799 INFO L195 TreeAutomizerCEGAR]: (and INV_MAIN_0([hbv_False_6_Int, hbv_False_4_Int, (skolem5 hbv_False_4_Int hbv_False_7_Int hbv_False_5_Int hbv_False_1_Array_Int_Int hbv_False_6_Int hbv_False_3_Array_Int_Int), (select hbv_False_1_Array_Int_Int (skolem5 hbv_False_4_Int hbv_False_7_Int hbv_False_5_Int hbv_False_1_Array_Int_Int hbv_False_6_Int hbv_False_3_Array_Int_Int)), hbv_False_5_Int, hbv_False_7_Int, (skolem6 hbv_False_4_Int hbv_False_7_Int hbv_False_5_Int hbv_False_1_Array_Int_Int hbv_False_6_Int hbv_False_3_Array_Int_Int), (select hbv_False_3_Array_Int_Int (skolem6 hbv_False_4_Int hbv_False_7_Int hbv_False_5_Int hbv_False_1_Array_Int_Int hbv_False_6_Int hbv_False_3_Array_Int_Int))])) ^^ ((and (not (distinct (select hbv_False_1_Array_Int_Int hbv_False_4_Int) 0)) (not (distinct (select hbv_False_3_Array_Int_Int hbv_False_5_Int) 0)) (not (and (= 0 0) (= (select hbv_False_1_Array_Int_Int hbv_False_2_Int) (select hbv_False_3_Array_Int_Int hbv_False_2_Int)))))) ~~> (false)[(true) ^^ ((and (let ((.cse0 (skolem0 hhv_INV_MAIN_0_1_Int hhv_INV_MAIN_0_5_Int hhv_INV_MAIN_0_2_Int hhv_INV_MAIN_0_6_Int hhv_INV_MAIN_0_4_Int hbv_INV_MAIN_0_2_Array_Int_Int hhv_INV_MAIN_0_0_Int hbv_INV_MAIN_0_1_Array_Int_Int))) (= (select hbv_INV_MAIN_0_2_Array_Int_Int .cse0) (select hbv_INV_MAIN_0_1_Array_Int_Int .cse0))) (= hhv_INV_MAIN_0_1_Int hhv_INV_MAIN_0_4_Int) (= hhv_INV_MAIN_0_7_Int (select hbv_INV_MAIN_0_1_Array_Int_Int hhv_INV_MAIN_0_6_Int)) (= hhv_INV_MAIN_0_0_Int hhv_INV_MAIN_0_5_Int) (= hhv_INV_MAIN_0_3_Int (select hbv_INV_MAIN_0_2_Array_Int_Int hhv_INV_MAIN_0_2_Int)))) ~~> (INV_MAIN_0)] [2018-06-21 08:46:09,807 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@341f16d8 and model type null, skipping insertion in model container [2018-06-21 08:46:09,807 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 08:46:09,808 INFO L168 Benchmark]: Toolchain (without parser) took 85.07 ms. Allocated memory is still 308.3 MB. Free memory was 265.6 MB in the beginning and 262.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:46:09,810 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 308.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 08:46:09,811 INFO L168 Benchmark]: TreeAutomizer took 78.72 ms. Allocated memory is still 308.3 MB. Free memory was 265.6 MB in the beginning and 262.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:46:09,814 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 308.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 78.72 ms. Allocated memory is still 308.3 MB. Free memory was 265.6 MB in the beginning and 262.6 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__strpbrk_3.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_08-46-09-824.csv Received shutdown request...