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/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:54:10,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:54:10,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:54:10,778 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 17:54:10,779 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 17:54:10,780 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 17:54:10,783 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 17:54:10,786 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 17:54:10,788 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 17:54:10,789 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 17:54:10,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 17:54:10,792 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 17:54:10,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 17:54:10,796 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 17:54:10,796 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 17:54:10,797 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 17:54:10,807 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 17:54:10,809 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 17:54:10,811 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 17:54:10,812 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 17:54:10,813 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 17:54:10,818 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 17:54:10,818 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 17:54:10,818 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 17:54:10,819 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 17:54:10,823 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 17:54:10,824 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 17:54:10,825 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 17:54:10,826 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 17:54:10,826 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 17:54:10,829 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 17:54:10,830 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 17:54:10,830 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 17:54:10,831 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 17:54:10,832 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 17:54:10,832 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 17:54:10,848 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:54:10,848 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:54:10,853 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 17:54:10,853 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 17:54:10,853 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 17:54:10,854 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:54:10,855 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:54:10,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 17:54:10,929 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:54:10,935 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:54:10,937 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 17:54:10,938 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 17:54:10,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 [2018-06-18 17:54:10,940 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 17:54:11,041 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 unknown [2018-06-18 17:54:11,413 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 [2018-06-18 17:54:11,420 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 17:54:11,426 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 17:54:11,427 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 17:54:11,427 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 17:54:11,430 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 17:54:11,432 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:54:11" (1/1) ... [2018-06-18 17:54:11,540 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:12,319 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:13,432 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:13,884 WARN L168 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2018-06-18 17:54:15,452 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:16,124 WARN L168 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 63 [2018-06-18 17:54:16,431 WARN L168 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-06-18 17:54:18,768 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:20,356 WARN L168 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 259 DAG size of output: 66 [2018-06-18 17:54:21,103 WARN L168 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 49 [2018-06-18 17:54:24,678 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:28,349 WARN L168 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 486 DAG size of output: 77 [2018-06-18 17:54:29,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:29,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:29,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:31,683 WARN L168 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 598 DAG size of output: 68 [2018-06-18 17:54:33,626 WARN L168 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 444 DAG size of output: 63 [2018-06-18 17:54:35,157 WARN L168 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 528 DAG size of output: 40 [2018-06-18 17:54:38,663 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:40,923 WARN L168 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 488 DAG size of output: 91 [2018-06-18 17:54:42,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:42,602 WARN L168 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 569 DAG size of output: 61 [2018-06-18 17:54:44,143 WARN L168 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 594 DAG size of output: 68 [2018-06-18 17:54:45,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:47,157 WARN L168 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 571 DAG size of output: 58 [2018-06-18 17:54:48,006 WARN L168 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 37 [2018-06-18 17:54:52,047 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:54:54,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 17:54:55,762 WARN L168 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 561 DAG size of output: 97 [2018-06-18 17:54:58,919 WARN L168 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 691 DAG size of output: 71 [2018-06-18 17:55:02,000 WARN L168 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 668 DAG size of output: 82 [2018-06-18 17:55:04,120 WARN L168 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 556 DAG size of output: 63 [2018-06-18 17:55:05,679 WARN L168 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 531 DAG size of output: 72 Received shutdown request... [2018-06-18 17:55:06,407 WARN L176 SmtUtils]: Removed 8 from assertion stack [2018-06-18 17:55:06,407 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-18 17:55:06,410 INFO L168 Benchmark]: Toolchain (without parser) took 54989.70 ms. Allocated memory was 309.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 261.7 MB in the beginning and 290.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 991.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:55:06,411 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:55:06,412 INFO L168 Benchmark]: TreeAutomizer took 54981.96 ms. Allocated memory was 309.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 261.7 MB in the beginning and 290.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 991.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:55:06,414 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 54981.96 ms. Allocated memory was 309.3 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 261.7 MB in the beginning and 290.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 991.0 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 246. 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.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_17-55-06-424.csv Completed graceful shutdown