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/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 15:00:08,768 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 15:00:08,770 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 15:00:08,780 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 15:00:08,781 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 15:00:08,781 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 15:00:08,783 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 15:00:08,788 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 15:00:08,789 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 15:00:08,791 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 15:00:08,792 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 15:00:08,792 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 15:00:08,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 15:00:08,794 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 15:00:08,794 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 15:00:08,798 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 15:00:08,800 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 15:00:08,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 15:00:08,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 15:00:08,815 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 15:00:08,816 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 15:00:08,818 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 15:00:08,818 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 15:00:08,818 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 15:00:08,819 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 15:00:08,820 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 15:00:08,820 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 15:00:08,826 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 15:00:08,827 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 15:00:08,827 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 15:00:08,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 15:00:08,828 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 15:00:08,828 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 15:00:08,829 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 15:00:08,831 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 15:00:08,832 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 15:00:08,839 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 15:00:08,839 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 15:00:08,841 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 15:00:08,841 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 15:00:08,841 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 15:00:08,845 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 15:00:08,846 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 15:00:08,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 15:00:08,898 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 15:00:08,902 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 15:00:08,905 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 15:00:08,905 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 15:00:08,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 [2018-06-23 15:00:08,908 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 15:00:08,996 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 unknown [2018-06-23 15:00:09,326 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper_strengthening_1.smt2 [2018-06-23 15:00:09,331 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 15:00:09,337 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 15:00:09,337 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 15:00:09,338 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 15:00:09,340 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 15:00:09,342 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 03:00:09" (1/1) ... [2018-06-23 15:00:19,774 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 64 [2018-06-23 15:00:19,955 WARN L168 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 71 [2018-06-23 15:00:20,115 WARN L168 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 38 [2018-06-23 15:00:20,312 WARN L168 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 26 [2018-06-23 15:00:25,195 WARN L168 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 83 [2018-06-23 15:00:25,494 WARN L168 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 64 [2018-06-23 15:00:25,960 WARN L168 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 71 [2018-06-23 15:00:26,883 WARN L168 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 61 [2018-06-23 15:00:27,320 WARN L168 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 37 [2018-06-23 15:00:32,190 WARN L168 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 71 [2018-06-23 15:00:32,734 WARN L168 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 101 [2018-06-23 15:00:33,401 WARN L168 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 75 [2018-06-23 15:00:33,974 WARN L168 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 53 [2018-06-23 15:00:38,089 WARN L168 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 82 [2018-06-23 15:00:38,402 WARN L168 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 96 [2018-06-23 15:00:38,679 WARN L168 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 73 [2018-06-23 15:00:39,045 WARN L168 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 51 [2018-06-23 15:00:42,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:43,003 WARN L168 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 81 [2018-06-23 15:00:43,564 WARN L168 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 97 [2018-06-23 15:00:44,186 WARN L168 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 76 [2018-06-23 15:00:44,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:44,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:44,972 WARN L168 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 59 [2018-06-23 15:00:45,329 WARN L168 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 37 [2018-06-23 15:00:49,077 WARN L168 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 63 [2018-06-23 15:00:49,829 WARN L168 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 115 [2018-06-23 15:00:50,963 WARN L168 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 76 [2018-06-23 15:00:51,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:51,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:51,911 WARN L168 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 61 [2018-06-23 15:00:52,368 WARN L168 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 41 [2018-06-23 15:00:56,661 WARN L168 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 60 [2018-06-23 15:00:57,635 WARN L168 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 118 [2018-06-23 15:00:58,387 WARN L168 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 79 [2018-06-23 15:00:58,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 15:00:58,968 WARN L168 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 56 [2018-06-23 15:00:59,311 WARN L168 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 50 Received shutdown request... [2018-06-23 15:01:00,200 WARN L176 SmtUtils]: Removed 27 from assertion stack [2018-06-23 15:01:00,200 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-23 15:01:00,203 INFO L168 Benchmark]: Toolchain (without parser) took 50870.95 ms. Allocated memory was 309.9 MB in the beginning and 1.3 GB in the end (delta: 994.1 MB). Free memory was 263.3 MB in the beginning and 1.1 GB in the end (delta: -807.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-23 15:01:00,204 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 309.9 MB. Free memory is still 277.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 15:01:00,204 INFO L168 Benchmark]: TreeAutomizer took 50864.74 ms. Allocated memory was 309.9 MB in the beginning and 1.3 GB in the end (delta: 994.1 MB). Free memory was 262.3 MB in the beginning and 1.1 GB in the end (delta: -808.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-23 15:01:00,206 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.18 ms. Allocated memory is still 309.9 MB. Free memory is still 277.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 50864.74 ms. Allocated memory was 309.9 MB in the beginning and 1.3 GB in the end (delta: 994.1 MB). Free memory was 262.3 MB in the beginning and 1.1 GB in the end (delta: -808.3 MB). Peak memory consumption was 1.1 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 463. 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-0-2018-06-23_15-01-00-213.csv Completed graceful shutdown