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/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 09:14:36,872 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 09:14:36,874 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 09:14:36,886 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 09:14:36,886 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 09:14:36,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 09:14:36,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 09:14:36,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 09:14:36,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 09:14:36,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 09:14:36,898 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 09:14:36,898 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 09:14:36,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 09:14:36,900 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 09:14:36,902 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 09:14:36,903 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 09:14:36,905 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 09:14:36,906 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 09:14:36,908 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 09:14:36,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 09:14:36,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 09:14:36,912 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 09:14:36,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 09:14:36,912 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 09:14:36,913 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 09:14:36,914 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 09:14:36,915 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 09:14:36,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 09:14:36,916 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 09:14:36,917 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 09:14:36,919 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 09:14:36,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 09:14:36,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 09:14:36,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 09:14:36,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 09:14:36,922 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 09:14:36,929 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 09:14:36,929 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 09:14:36,931 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 09:14:36,931 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 09:14:36,931 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 09:14:36,932 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 09:14:36,933 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 09:14:36,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 09:14:36,998 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 09:14:37,002 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 09:14:37,004 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 09:14:37,004 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 09:14:37,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 [2018-06-21 09:14:37,006 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 09:14:37,101 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 unknown [2018-06-21 09:14:37,429 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 [2018-06-21 09:14:37,434 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 09:14:37,443 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 09:14:37,443 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 09:14:37,444 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 09:14:37,446 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 09:14:37,447 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 09:14:37" (1/1) ... [2018-06-21 09:14:40,348 WARN L168 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2018-06-21 09:14:40,614 WARN L168 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 30 [2018-06-21 09:14:42,855 WARN L168 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2018-06-21 09:14:43,279 WARN L168 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 47 [2018-06-21 09:14:43,480 WARN L168 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 33 [2018-06-21 09:14:46,479 WARN L168 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 46 [2018-06-21 09:14:46,697 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 40 [2018-06-21 09:14:46,898 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 36 [2018-06-21 09:14:51,009 WARN L168 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 75 [2018-06-21 09:14:52,414 WARN L168 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 450 DAG size of output: 74 [2018-06-21 09:14:54,410 WARN L168 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 630 DAG size of output: 41 [2018-06-21 09:14:55,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:14:55,235 WARN L168 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 36 [2018-06-21 09:14:59,200 WARN L168 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 44 [2018-06-21 09:15:00,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:00,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:00,316 WARN L168 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 71 [2018-06-21 09:15:01,603 WARN L168 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 536 DAG size of output: 103 [2018-06-21 09:15:02,549 WARN L168 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 52 [2018-06-21 09:15:02,843 WARN L168 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 27 [2018-06-21 09:15:06,645 WARN L168 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 29 [2018-06-21 09:15:07,300 WARN L168 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 58 [2018-06-21 09:15:08,227 WARN L168 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 56 [2018-06-21 09:15:08,923 WARN L168 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 50 [2018-06-21 09:15:09,839 WARN L168 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 50 [2018-06-21 09:15:14,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:14,233 WARN L168 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 30 [2018-06-21 09:15:15,151 WARN L168 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 78 [2018-06-21 09:15:16,725 WARN L168 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 791 DAG size of output: 60 [2018-06-21 09:15:17,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:17,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:18,863 WARN L168 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 655 DAG size of output: 86 [2018-06-21 09:15:19,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 09:15:20,760 WARN L168 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 677 DAG size of output: 51 [2018-06-21 09:15:22,290 WARN L168 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 593 DAG size of output: 36 [2018-06-21 09:15:25,970 WARN L168 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 32 [2018-06-21 09:15:27,691 WARN L168 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 634 DAG size of output: 105 [2018-06-21 09:15:30,623 WARN L168 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 787 DAG size of output: 73 [2018-06-21 09:15:32,610 WARN L168 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 706 DAG size of output: 63 [2018-06-21 09:15:35,872 WARN L168 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 1050 DAG size of output: 59 Received shutdown request... [2018-06-21 09:15:36,494 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 09:15:36,495 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 09:15:36,498 INFO L168 Benchmark]: Toolchain (without parser) took 59062.97 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 260.0 MB in the beginning and 295.5 MB in the end (delta: -35.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-21 09:15:36,499 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 306.7 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 09:15:36,499 INFO L168 Benchmark]: TreeAutomizer took 59053.49 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.0 MB in the beginning and 295.5 MB in the end (delta: -36.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-21 09:15:36,503 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 306.7 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 59053.49 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.0 MB in the beginning and 295.5 MB in the end (delta: -36.5 MB). Peak memory consumption was 1.2 GB. 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 644. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/lfht_2_mini_cleaned.upper_strengthening_1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_09-15-36-512.csv Completed graceful shutdown