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_7.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 13:44:54,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 13:44:54,789 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 13:44:54,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 13:44:54,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 13:44:54,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 13:44:54,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 13:44:54,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 13:44:54,806 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 13:44:54,807 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 13:44:54,808 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 13:44:54,808 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 13:44:54,809 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 13:44:54,810 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 13:44:54,811 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 13:44:54,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 13:44:54,813 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 13:44:54,815 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 13:44:54,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 13:44:54,818 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 13:44:54,819 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 13:44:54,821 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 13:44:54,830 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 13:44:54,837 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 13:44:54,837 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 13:44:54,839 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 13:44:54,840 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 13:44:54,840 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 13:44:54,841 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 13:44:54,841 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 13:44:54,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 13:44:54,907 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 13:44:54,913 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 13:44:54,914 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 13:44:54,915 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 13:44:54,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_7.smt2 [2018-06-21 13:44:54,917 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 13:44:55,006 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_7.smt2 unknown [2018-06-21 13:44:55,376 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_7.smt2 [2018-06-21 13:44:55,381 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 13:44:55,390 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 13:44:55,391 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 13:44:55,391 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 13:44:55,393 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 13:44:55,394 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 01:44:55" (1/1) ... [2018-06-21 13:45:00,681 WARN L168 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 224 DAG size of output: 129 [2018-06-21 13:45:09,802 WARN L168 SmtUtils]: Spent 7.13 s on a formula simplification. DAG size of input: 388 DAG size of output: 252 [2018-06-21 13:45:17,756 WARN L168 SmtUtils]: Spent 7.70 s on a formula simplification. DAG size of input: 699 DAG size of output: 320 [2018-06-21 13:45:23,596 WARN L168 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 406 DAG size of output: 294 [2018-06-21 13:45:26,151 WARN L168 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 409 DAG size of output: 214 [2018-06-21 13:45:28,986 WARN L168 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 337 DAG size of output: 216 [2018-06-21 13:45:31,097 WARN L168 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 420 DAG size of output: 240 [2018-06-21 13:45:34,357 WARN L168 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 353 DAG size of output: 243 [2018-06-21 13:45:36,377 WARN L168 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 427 DAG size of output: 236 [2018-06-21 13:45:39,483 WARN L168 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 314 DAG size of output: 253 [2018-06-21 13:45:40,825 WARN L168 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 412 DAG size of output: 185 [2018-06-21 13:45:43,657 WARN L168 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 314 DAG size of output: 233 Received shutdown request... [2018-06-21 13:45:45,384 WARN L176 SmtUtils]: Removed 18 from assertion stack [2018-06-21 13:45:45,385 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 13:45:45,387 INFO L168 Benchmark]: Toolchain (without parser) took 50005.40 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 255.3 MB in the beginning and 655.0 MB in the end (delta: -399.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-21 13:45:45,388 INFO L168 Benchmark]: SmtParser took 0.15 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. [2018-06-21 13:45:45,389 INFO L168 Benchmark]: TreeAutomizer took 49995.47 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 255.3 MB in the beginning and 655.0 MB in the end (delta: -399.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-21 13:45:45,390 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.15 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 49995.47 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 255.3 MB in the beginning and 655.0 MB in the end (delta: -399.7 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 505. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_7.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_13-45-45-403.csv Completed graceful shutdown