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/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/eldarica-misc/LIA/llreve/nested-while_unsafe.c-1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 01:46:27,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 01:46:27,680 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 01:46:27,693 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 01:46:27,760 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 01:46:27,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 01:46:27,773 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 01:46:27,793 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 01:46:27,793 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 01:46:27,793 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 01:46:27,797 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 01:46:27,797 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 01:46:27,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 01:46:27,877 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 01:46:27,883 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 01:46:27,885 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 01:46:27,886 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 01:46:27,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/llreve/nested-while_unsafe.c-1.smt2 [2018-06-15 01:46:27,888 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 01:46:27,994 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/nested-while_unsafe.c-1.smt2 unknown [2018-06-15 01:46:28,184 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/nested-while_unsafe.c-1.smt2 [2018-06-15 01:46:28,192 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 01:46:28,202 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 01:46:28,203 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 01:46:28,203 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 01:46:28,207 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 01:46:28,208 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 01:46:28" (1/1) ... [2018-06-15 01:46:28,334 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:46:28,780 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 01:46:28,780 INFO L195 TreeAutomizerCEGAR]: (and inv_main37([hbv_False_3_Int, hbv_False_4_Int, hbv_False_1_Int, hbv_False_2_Int])) ^^ ((not (= hbv_False_1_Int hbv_False_2_Int))) ~~> (false)[(and inv_main15([hhv_inv_main37_0_Int, hhv_inv_main37_1_Int, hbv_inv_main37_3_Int, hhv_inv_main37_2_Int, hbv_inv_main37_2_Int])) ^^ ((let ((.cse0 (- 1))) (and (not (and (<= 0 (+ (+ hbv_inv_main37_2_Int (* .cse0 hbv_inv_main37_3_Int)) .cse0)) (not (= hbv_inv_main37_4_Int 0)))) (not (and (not (= hbv_inv_main37_1_Int 0)) (<= 0 (+ hhv_inv_main37_0_Int .cse0)))) (not (and (not (= hbv_inv_main37_5_Int 0)) (<= 0 (+ (+ hbv_inv_main37_3_Int (* .cse0 hbv_inv_main37_2_Int)) .cse0)))) (= hhv_inv_main37_3_Int hhv_inv_main37_1_Int)))) ~~> (inv_main37)[(and inv_main3([hhv_inv_main15_0_Int, hhv_inv_main15_1_Int])) ^^ ((and (= hhv_inv_main15_3_Int (+ (+ hhv_inv_main15_1_Int (- 2)) 1)) (= hhv_inv_main15_4_Int 1) (not (= hbv_inv_main15_1_Int 0)) (= hhv_inv_main15_2_Int hhv_inv_main15_0_Int) (<= 0 (+ hhv_inv_main15_0_Int (- 1))))) ~~> (inv_main15)[(true) ^^ (true) ~~> (inv_main3)]]] [2018-06-15 01:46:28,784 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@29dd315e and model type null, skipping insertion in model container [2018-06-15 01:46:28,785 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 01:46:28,786 INFO L168 Benchmark]: Toolchain (without parser) took 593.27 ms. Allocated memory is still 313.0 MB. Free memory was 272.3 MB in the beginning and 259.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 3.6 GB. [2018-06-15 01:46:28,788 INFO L168 Benchmark]: SmtParser took 0.24 ms. Allocated memory is still 313.0 MB. Free memory is still 280.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 01:46:28,789 INFO L168 Benchmark]: TreeAutomizer took 582.72 ms. Allocated memory is still 313.0 MB. Free memory was 271.3 MB in the beginning and 259.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. [2018-06-15 01:46:28,796 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.24 ms. Allocated memory is still 313.0 MB. Free memory is still 280.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 582.72 ms. Allocated memory is still 313.0 MB. Free memory was 271.3 MB in the beginning and 259.3 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/nested-while_unsafe.c-1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_01-46-28-812.csv Received shutdown request...