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/loop_unswitching_safe.c-1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 01:45:58,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 01:45:58,692 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 01:45:58,705 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 01:45:58,741 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 01:45:58,748 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 01:45:58,749 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 01:45:58,751 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 01:45:58,752 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 01:45:58,752 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 01:45:58,753 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 01:45:58,753 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 01:45:58,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 01:45:58,815 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 01:45:58,822 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 01:45:58,825 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 01:45:58,825 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 01:45:58,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/llreve/loop_unswitching_safe.c-1.smt2 [2018-06-15 01:45:58,828 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 01:45:58,925 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/loop_unswitching_safe.c-1.smt2 unknown [2018-06-15 01:45:59,068 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/llreve/loop_unswitching_safe.c-1.smt2 [2018-06-15 01:45:59,073 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 01:45:59,079 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 01:45:59,080 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 01:45:59,081 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 01:45:59,085 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 01:45:59,086 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 01:45:59" (1/1) ... [2018-06-15 01:45:59,180 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:45:59,779 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 01:46:00,185 INFO L194 TreeAutomizerCEGAR]: The program is unsafe, feasible counterexample. [2018-06-15 01:46:00,186 INFO L195 TreeAutomizerCEGAR]: (and inv_main34([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_main23([hhv_inv_main34_0_Int, hhv_inv_main34_1_Int, hhv_inv_main34_2_Int, hbv_inv_main34_4_Int, hbv_inv_main34_3_Int, hhv_inv_main34_3_Int])) ^^ ((and (not (and (not (= hbv_inv_main34_2_Int 0)) (<= 0 (+ hbv_inv_main34_3_Int (- 1))))) (not (= hbv_inv_main34_1_Int 0)))) ~~> (inv_main34)[(and inv_main10([hhv_inv_main23_0_Int, hhv_inv_main23_1_Int, hbv_inv_main23_3_Int, hbv_inv_main23_1_Int, hhv_inv_main23_2_Int])) ^^ ((and (not (and (<= 0 (+ hbv_inv_main23_1_Int (- 1))) (not (= hbv_inv_main23_2_Int 0)))) (= hhv_inv_main23_5_Int 0) (= hhv_inv_main23_3_Int hhv_inv_main23_0_Int) (= hhv_inv_main23_4_Int hhv_inv_main23_1_Int))) ~~> (inv_main23)[(and inv_main10([hhv_inv_main10_0_Int, hhv_inv_main10_1_Int, hhv_inv_main10_2_Int, hbv_inv_main10_3_Int, hbv_inv_main10_1_Int])) ^^ ((let ((.cse1 (- 1))) (let ((.cse0 (+ hbv_inv_main10_3_Int .cse1))) (and (<= 0 .cse0) (not (= hbv_inv_main10_2_Int 0)) (= hhv_inv_main10_4_Int (+ hbv_inv_main10_1_Int .cse1)) (= hhv_inv_main10_3_Int .cse0))))) ~~> (inv_main10)[(and inv_main3([hhv_inv_main10_0_Int, hhv_inv_main10_1_Int])) ^^ ((and (not (<= 0 (+ hhv_inv_main10_0_Int (- 1)))) (= hhv_inv_main10_4_Int 0) (= hhv_inv_main10_3_Int hhv_inv_main10_1_Int) (= hhv_inv_main10_2_Int hhv_inv_main10_0_Int))) ~~> (inv_main10)[(true) ^^ (true) ~~> (inv_main3)]]]]] [2018-06-15 01:46:00,191 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@6372d75e and model type null, skipping insertion in model container [2018-06-15 01:46:00,193 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 01:46:00,194 INFO L168 Benchmark]: Toolchain (without parser) took 1120.55 ms. Allocated memory is still 308.3 MB. Free memory was 266.6 MB in the beginning and 206.8 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 3.6 GB. [2018-06-15 01:46:00,197 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 308.3 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 01:46:00,199 INFO L168 Benchmark]: TreeAutomizer took 1112.97 ms. Allocated memory is still 308.3 MB. Free memory was 266.6 MB in the beginning and 206.8 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 3.6 GB. [2018-06-15 01:46:00,202 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 308.3 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 1112.97 ms. Allocated memory is still 308.3 MB. Free memory was 266.6 MB in the beginning and 206.8 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 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/loop_unswitching_safe.c-1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_01-46-00-213.csv Received shutdown request...