java -Xss4m -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/eldarica-misc/LIA/llreve/while_after_while_if_safe.c-1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 13:35:42,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 13:35:42,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 13:35:42,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-23 13:35:42,874 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 13:35:42,886 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 13:35:42,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 13:35:42,889 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 13:35:42,889 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 13:35:42,889 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 13:35:42,890 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 13:35:42,890 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 13:35:42,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 13:35:42,962 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 13:35:42,968 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 13:35:42,971 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 13:35:42,971 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 13:35:42,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/llreve/while_after_while_if_safe.c-1.smt2 [2018-06-23 13:35:42,973 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 13:35:43,062 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/while_after_while_if_safe.c-1.smt2 unknown [2018-06-23 13:35:43,264 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/while_after_while_if_safe.c-1.smt2 [2018-06-23 13:35:43,270 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 13:35:43,276 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 13:35:43,277 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 13:35:43,277 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 13:35:43,280 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 13:35:43,281 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 01:35:43" (1/1) ... [2018-06-23 13:35:44,588 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-23 13:35:44,589 INFO L195 TreeAutomizerCEGAR]: (and inv_main42([hbv_False_3_Int, hbv_False_4_Int, hbv_False_5_Int, hbv_False_1_Int, hbv_False_2_Int])) ^^ ((not (= hbv_False_1_Int hbv_False_2_Int))) ~~> (false)[(and inv_main27([hhv_inv_main42_0_Int, hhv_inv_main42_1_Int, hhv_inv_main42_2_Int, hhv_inv_main42_3_Int, hbv_inv_main42_3_Int, hbv_inv_main42_4_Int, hbv_inv_main42_2_Int, hhv_inv_main42_4_Int])) ^^ ((not (and (not (= hbv_inv_main42_1_Int 0)) (<= 0 (+ hbv_inv_main42_2_Int (- 1)))))) ~~> (inv_main42)[(and inv_main27([hhv_inv_main27_0_Int, hhv_inv_main27_1_Int, hhv_inv_main27_2_Int, hhv_inv_main27_3_Int, hhv_inv_main27_4_Int, hhv_inv_main27_5_Int, hbv_inv_main27_3_Int, hbv_inv_main27_1_Int])) ^^ ((let ((.cse0 (+ hbv_inv_main27_3_Int (- 1)))) (and (= hhv_inv_main27_6_Int .cse0) (<= 0 .cse0) (not (= hbv_inv_main27_2_Int 0)) (= hhv_inv_main27_7_Int (+ hbv_inv_main27_1_Int 2))))) ~~> (inv_main27)[(and inv_main26([hhv_inv_main27_0_Int, hhv_inv_main27_1_Int, hhv_inv_main27_2_Int, hhv_inv_main27_3_Int, hhv_inv_main27_4_Int, hhv_inv_main27_5_Int, hhv_inv_main27_6_Int, hhv_inv_main27_7_Int])) ^^ ((and (not (= hbv_inv_main27_1_Int 0)) (not (and (not (= hbv_inv_main27_2_Int 0)) (<= 0 (+ hhv_inv_main27_5_Int (- 1))))))) ~~> (inv_main27)[(and inv_main8([hhv_inv_main26_0_Int, hhv_inv_main26_1_Int, hhv_inv_main26_2_Int, hbv_inv_main26_3_Int, hbv_inv_main26_4_Int, hbv_inv_main26_2_Int, hhv_inv_main26_3_Int])) ^^ ((and (= hhv_inv_main26_5_Int hhv_inv_main26_1_Int) (= hhv_inv_main26_6_Int hhv_inv_main26_2_Int) (= hhv_inv_main26_7_Int 0) (not (and (not (= hbv_inv_main26_1_Int 0)) (<= 0 (+ hbv_inv_main26_2_Int (- 1))))) (= hhv_inv_main26_4_Int hhv_inv_main26_0_Int))) ~~> (inv_main26)[(and inv_main3([hhv_inv_main8_0_Int, hhv_inv_main8_1_Int, hhv_inv_main8_2_Int])) ^^ ((and (= hhv_inv_main8_3_Int hhv_inv_main8_0_Int) (= hhv_inv_main8_5_Int hhv_inv_main8_2_Int) (not (<= 0 (+ hhv_inv_main8_0_Int (- 1)))) (= hhv_inv_main8_6_Int 0) (= hhv_inv_main8_4_Int hhv_inv_main8_1_Int))) ~~> (inv_main8)[(true) ^^ (true) ~~> (inv_main3)]]]]]] [2018-06-23 13:35:44,593 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@5271322c and model type null, skipping insertion in model container [2018-06-23 13:35:44,593 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-23 13:35:44,595 INFO L168 Benchmark]: Toolchain (without parser) took 1324.36 ms. Allocated memory was 306.2 MB in the beginning and 320.3 MB in the end (delta: 14.2 MB). Free memory was 264.5 MB in the beginning and 273.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 81.6 MB. Max. memory is 3.6 GB. [2018-06-23 13:35:44,596 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 306.2 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 13:35:44,597 INFO L168 Benchmark]: TreeAutomizer took 1316.64 ms. Allocated memory was 306.2 MB in the beginning and 320.3 MB in the end (delta: 14.2 MB). Free memory was 264.5 MB in the beginning and 273.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 81.6 MB. Max. memory is 3.6 GB. [2018-06-23 13:35:44,599 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.15 ms. Allocated memory is still 306.2 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 1316.64 ms. Allocated memory was 306.2 MB in the beginning and 320.3 MB in the end (delta: 14.2 MB). Free memory was 264.5 MB in the beginning and 273.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 81.6 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/while_after_while_if_safe.c-1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_13-35-44-610.csv Received shutdown request...