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/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 13:48:34,684 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 13:48:34,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 13:48:34,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 13:48:34,698 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 13:48:34,699 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 13:48:34,700 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 13:48:34,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 13:48:34,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 13:48:34,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 13:48:34,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 13:48:34,706 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 13:48:34,707 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 13:48:34,708 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 13:48:34,709 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 13:48:34,710 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 13:48:34,711 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 13:48:34,713 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 13:48:34,715 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 13:48:34,716 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 13:48:34,717 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 13:48:34,720 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 13:48:34,720 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 13:48:34,720 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 13:48:34,721 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 13:48:34,722 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 13:48:34,723 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 13:48:34,724 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 13:48:34,725 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 13:48:34,726 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 13:48:34,726 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 13:48:34,727 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 13:48:34,727 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 13:48:34,728 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 13:48:34,729 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 13:48:34,729 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 13:48:34,737 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 13:48:34,737 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 13:48:34,739 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 13:48:34,740 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 13:48:34,740 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 13:48:34,741 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 13:48:34,741 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 13:48:34,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 13:48:34,813 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 13:48:34,820 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 13:48:34,822 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 13:48:34,822 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 13:48:34,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 [2018-06-21 13:48:34,826 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 13:48:34,905 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 unknown [2018-06-21 13:48:35,307 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 [2018-06-21 13:48:35,316 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 13:48:35,322 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 13:48:35,323 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 13:48:35,323 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 13:48:35,325 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 13:48:35,327 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 01:48:35" (1/1) ... [2018-06-21 13:48:36,555 WARN L168 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 31 Received shutdown request... [2018-06-21 13:49:31,104 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:49:31,105 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:49:31,108 WARN L1010 $PredicateComparison]: unable to prove that (let ((.cse11 (+ c_hhv_state_18_Int 1)) (.cse5 (<= 0 c_hhv_state_18_Int)) (.cse10 (<= c_hhv_state_18_Int 0)) (.cse9 (= c_hhv_state_22_Int c_hhv_state_20_Int))) (and (let ((.cse3 (+ c_hhv_state_25_Int c_hhv_state_26_Int c_hhv_state_29_Int c_hhv_state_28_Int))) (let ((.cse0 (<= .cse3 c_hhv_state_1_Int))) (or (let ((.cse2 (+ c_hhv_state_25_Int c_hhv_state_24_Int c_hhv_state_28_Int)) (.cse1 (+ c_hhv_state_22_Int c_hhv_state_1_Int))) (ite .cse0 (ite (<= (+ c_hhv_state_25_Int c_hhv_state_26_Int c_hhv_state_29_Int c_hhv_state_28_Int 1) c_hhv_state_1_Int) (<= .cse1 .cse2) (not (= .cse3 c_hhv_state_1_Int))) (<= .cse2 .cse1))) (let ((.cse14 (+ c_hhv_state_24_Int c_hhv_state_18_Int))) (let ((.cse7 (<= .cse14 c_hhv_state_1_Int)) (.cse8 (= c_hhv_state_20_Int c_hhv_state_22_Int)) (.cse13 (+ c_hhv_state_25_Int c_hhv_state_28_Int)) (.cse12 (+ c_hhv_state_22_Int c_hhv_state_18_Int)) (.cse6 (<= c_hhv_state_1_Int .cse14))) (and (<= .cse3 c_hhv_state_24_Int) (or (<= 0 c_hhv_state_24_Int) (not c_hhv_state_5_Bool)) (let ((.cse4 (= c_hhv_state_18_Int c_hhv_state_20_Int))) (ite .cse4 (and (<= c_hhv_state_1_Int c_hhv_state_24_Int) (<= c_hhv_state_24_Int c_hhv_state_1_Int) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (not .cse4) (ite (<= c_hhv_state_18_Int c_hhv_state_20_Int) (=> (<= .cse11 c_hhv_state_20_Int) .cse5) .cse10)))) .cse7 .cse8 .cse9 .cse10 (<= c_hhv_state_1_Int .cse3) (<= .cse12 .cse13) (<= .cse13 .cse12) .cse6 .cse0 (= c_hhv_state_24_Int c_hhv_state_3_Int))))))) (ite .cse10 (=> (<= .cse11 0) .cse5) .cse10) (= 0 c_hhv_state_20_Int) (= c_hhv_state_26_Int c_hhv_state_24_Int) (= c_hhv_state_29_Int c_hhv_state_20_Int) .cse10 .cse9)) is different from false [2018-06-21 13:49:31,109 WARN L1032 $PredicateComparison]: unable to prove that (let ((.cse11 (+ c_hhv_state_18_Int 1)) (.cse5 (<= 0 c_hhv_state_18_Int)) (.cse10 (<= c_hhv_state_18_Int 0)) (.cse9 (= c_hhv_state_22_Int c_hhv_state_20_Int))) (and (let ((.cse3 (+ c_hhv_state_25_Int c_hhv_state_26_Int c_hhv_state_29_Int c_hhv_state_28_Int))) (let ((.cse0 (<= .cse3 c_hhv_state_1_Int))) (or (let ((.cse2 (+ c_hhv_state_25_Int c_hhv_state_24_Int c_hhv_state_28_Int)) (.cse1 (+ c_hhv_state_22_Int c_hhv_state_1_Int))) (ite .cse0 (ite (<= (+ c_hhv_state_25_Int c_hhv_state_26_Int c_hhv_state_29_Int c_hhv_state_28_Int 1) c_hhv_state_1_Int) (<= .cse1 .cse2) (not (= .cse3 c_hhv_state_1_Int))) (<= .cse2 .cse1))) (let ((.cse14 (+ c_hhv_state_24_Int c_hhv_state_18_Int))) (let ((.cse7 (<= .cse14 c_hhv_state_1_Int)) (.cse8 (= c_hhv_state_20_Int c_hhv_state_22_Int)) (.cse13 (+ c_hhv_state_25_Int c_hhv_state_28_Int)) (.cse12 (+ c_hhv_state_22_Int c_hhv_state_18_Int)) (.cse6 (<= c_hhv_state_1_Int .cse14))) (and (<= .cse3 c_hhv_state_24_Int) (or (<= 0 c_hhv_state_24_Int) (not c_hhv_state_5_Bool)) (let ((.cse4 (= c_hhv_state_18_Int c_hhv_state_20_Int))) (ite .cse4 (and (<= c_hhv_state_1_Int c_hhv_state_24_Int) (<= c_hhv_state_24_Int c_hhv_state_1_Int) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (not .cse4) (ite (<= c_hhv_state_18_Int c_hhv_state_20_Int) (=> (<= .cse11 c_hhv_state_20_Int) .cse5) .cse10)))) .cse7 .cse8 .cse9 .cse10 (<= c_hhv_state_1_Int .cse3) (<= .cse12 .cse13) (<= .cse13 .cse12) .cse6 .cse0 (= c_hhv_state_24_Int c_hhv_state_3_Int))))))) (ite .cse10 (=> (<= .cse11 0) .cse5) .cse10) (= 0 c_hhv_state_20_Int) (= c_hhv_state_26_Int c_hhv_state_24_Int) (= c_hhv_state_29_Int c_hhv_state_20_Int) .cse10 .cse9)) is different from true [2018-06-21 13:49:31,121 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 13:49:31,122 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-21 13:49:31,124 INFO L168 Benchmark]: Toolchain (without parser) took 55808.13 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 250.6 MB in the beginning and 1.0 GB in the end (delta: -798.6 MB). Peak memory consumption was 342.8 MB. Max. memory is 3.6 GB. [2018-06-21 13:49:31,127 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 308.3 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 13:49:31,127 INFO L168 Benchmark]: TreeAutomizer took 55800.81 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 250.6 MB in the beginning and 1.0 GB in the end (delta: -798.6 MB). Peak memory consumption was 342.8 MB. Max. memory is 3.6 GB. [2018-06-21 13:49:31,129 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 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 55800.81 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 250.6 MB in the beginning and 1.0 GB in the end (delta: -798.6 MB). Peak memory consumption was 342.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer) Toolchain cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 63. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e2_676.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_13-49-31-141.csv Completed graceful shutdown