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/faulty__nested-while!.smt2' -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 08:28:44,237 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 08:28:44,239 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 08:28:44,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-21 08:28:44,262 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 08:28:44,263 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 08:28:44,264 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 08:28:44,265 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 08:28:44,266 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 08:28:44,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 08:28:44,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 08:28:44,271 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 08:28:44,272 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 08:28:44,273 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 08:28:44,281 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 08:28:44,282 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 08:28:44,282 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 08:28:44,283 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 08:28:44,288 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 08:28:44,288 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 08:28:44,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 08:28:44,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 08:28:44,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 08:28:44,291 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 08:28:44,292 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 08:28:44,292 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 08:28:44,293 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 08:28:44,301 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 08:28:44,301 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 08:28:44,310 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 08:28:44,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 08:28:44,315 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 08:28:44,315 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 08:28:44,315 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 08:28:44,316 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 08:28:44,316 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 08:28:44,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 08:28:44,399 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 08:28:44,406 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 08:28:44,407 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 08:28:44,408 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 08:28:44,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/llreve-bench/smt2/faulty__nested-while!.smt2 [2018-06-21 08:28:44,409 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 08:28:44,485 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/llreve-bench/smt2/faulty__nested-while!.smt2 unknown de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.parsing.HornClauseParserScript$1@75309882 [2018-06-21 08:28:44,606 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/llreve-bench/smt2/faulty__nested-while!.smt2 [2018-06-21 08:28:44,611 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 08:28:44,617 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 08:28:44,618 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 08:28:44,618 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 08:28:44,621 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 08:28:44,622 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:28:44" (1/1) ... [2018-06-21 08:28:45,124 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-21 08:28:45,125 INFO L195 TreeAutomizerCEGAR]: (and INV_MAIN_42([hbv_False_3_Int, hbv_False_5_Int, hbv_False_6_Int, hbv_False_4_Int, hbv_False_1_Int, hbv_False_2_Int])) ^^ ((and (not (< hbv_False_1_Int hbv_False_2_Int)) (not (< hbv_False_5_Int hbv_False_6_Int)) (not (= hbv_False_3_Int hbv_False_4_Int)))) ~~> (false)[(and INV_MAIN_23([hhv_INV_MAIN_42_1_Int, hbv_INV_MAIN_42_1_Int, hhv_INV_MAIN_42_2_Int, hhv_INV_MAIN_42_4_Int, hhv_INV_MAIN_42_3_Int, hhv_INV_MAIN_42_5_Int])) ^^ ((and (= hhv_INV_MAIN_42_0_Int (+ hbv_INV_MAIN_42_1_Int 1)) (not (< hhv_INV_MAIN_42_2_Int hhv_INV_MAIN_42_1_Int)) (not (< hhv_INV_MAIN_42_5_Int hhv_INV_MAIN_42_4_Int)))) ~~> (INV_MAIN_42)[(and INV_MAIN_42([hbv_INV_MAIN_23_4_Int, hbv_INV_MAIN_23_1_Int, hhv_INV_MAIN_23_2_Int, hbv_INV_MAIN_23_3_Int, hbv_INV_MAIN_23_2_Int, hhv_INV_MAIN_23_5_Int])) ^^ ((and (< hbv_INV_MAIN_23_1_Int hhv_INV_MAIN_23_2_Int) (= hhv_INV_MAIN_23_3_Int (+ hbv_INV_MAIN_23_2_Int 1)) (= hhv_INV_MAIN_23_4_Int (- hbv_INV_MAIN_23_3_Int 2)) (= hhv_INV_MAIN_23_0_Int (+ hbv_INV_MAIN_23_1_Int 1)) (= hhv_INV_MAIN_23_1_Int (- hbv_INV_MAIN_23_4_Int 2)) (< hbv_INV_MAIN_23_2_Int hhv_INV_MAIN_23_5_Int))) ~~> (INV_MAIN_23)[(true) ^^ ((and (= hhv_INV_MAIN_42_4_Int 0) (= hhv_INV_MAIN_42_0_Int hhv_INV_MAIN_42_3_Int) (= hhv_INV_MAIN_42_2_Int hhv_INV_MAIN_42_5_Int) (= hhv_INV_MAIN_42_1_Int 0))) ~~> (INV_MAIN_42)]]] [2018-06-21 08:28:45,128 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@c8e2b44 and model type null, skipping insertion in model container [2018-06-21 08:28:45,128 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-21 08:28:45,129 INFO L168 Benchmark]: Toolchain (without parser) took 517.04 ms. Allocated memory is still 297.3 MB. Free memory was 257.7 MB in the beginning and 242.7 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:28:45,133 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 297.3 MB. Free memory is still 264.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 08:28:45,134 INFO L168 Benchmark]: TreeAutomizer took 510.58 ms. Allocated memory is still 297.3 MB. Free memory was 256.7 MB in the beginning and 242.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 3.6 GB. [2018-06-21 08:28:45,137 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 297.3 MB. Free memory is still 264.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 510.58 ms. Allocated memory is still 297.3 MB. Free memory was 256.7 MB in the beginning and 242.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 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/faulty__nested-while!.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_08-28-45-148.csv Received shutdown request...