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/conc/fib_bench_safe_v1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 11:22:49,429 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 11:22:49,431 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 11:22:49,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-21 11:22:49,493 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 11:22:49,504 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 11:22:49,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 11:22:49,506 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 11:22:49,507 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 11:22:49,509 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 11:22:49,510 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 11:22:49,510 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 11:22:49,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 11:22:49,580 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 11:22:49,586 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 11:22:49,588 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 11:22:49,588 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 11:22:49,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v1.smt2 [2018-06-21 11:22:49,591 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 11:22:49,671 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v1.smt2 unknown [2018-06-21 11:22:49,785 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v1.smt2 [2018-06-21 11:22:49,790 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 11:22:49,797 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 11:22:49,798 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 11:22:49,798 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 11:22:49,803 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 11:22:49,804 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 11:22:49" (1/1) ... [2018-06-21 11:22:51,849 WARN L168 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 46 [2018-06-21 11:22:52,083 WARN L168 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 33 [2018-06-21 11:22:52,231 WARN L168 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-06-21 11:22:53,977 WARN L168 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 6 [2018-06-21 11:22:54,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:22:54,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:22:54,525 WARN L168 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 20 [2018-06-21 11:22:55,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:22:55,352 WARN L168 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 41 [2018-06-21 11:22:56,444 WARN L168 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 43 [2018-06-21 11:23:00,629 WARN L168 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 419 DAG size of output: 12 [2018-06-21 11:23:04,770 WARN L168 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 670 DAG size of output: 87 [2018-06-21 11:23:05,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:23:06,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:23:06,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:23:08,027 WARN L168 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 612 DAG size of output: 82 [2018-06-21 11:23:09,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:23:10,482 WARN L168 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 662 DAG size of output: 65 [2018-06-21 11:23:11,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:23:12,312 WARN L168 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 498 DAG size of output: 70 [2018-06-21 11:23:13,725 WARN L168 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 369 DAG size of output: 48 Received shutdown request... [2018-06-21 11:23:53,926 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 11:23:53,927 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 11:23:53,928 INFO L168 Benchmark]: Toolchain (without parser) took 64137.87 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 269.6 MB in the beginning and 199.4 MB in the end (delta: 70.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-21 11:23:53,930 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 309.3 MB. Free memory is still 276.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 11:23:53,930 INFO L168 Benchmark]: TreeAutomizer took 64129.83 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 269.6 MB in the beginning and 199.4 MB in the end (delta: 70.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-21 11:23:53,932 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 309.3 MB. Free memory is still 276.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 64129.83 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 269.6 MB in the beginning and 199.4 MB in the end (delta: 70.2 MB). Peak memory consumption was 1.3 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 1335. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fib_bench_safe_v1.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_11-23-53-940.csv Completed graceful shutdown