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/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 17:08:41,074 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 17:08:41,076 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 17:08:41,087 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-23 17:08:41,116 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 17:08:41,123 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 17:08:41,123 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 17:08:41,125 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 17:08:41,126 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 17:08:41,126 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 17:08:41,127 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 17:08:41,127 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 17:08:41,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 17:08:41,193 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 17:08:41,199 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 17:08:41,201 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 17:08:41,201 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 17:08:41,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 [2018-06-23 17:08:41,203 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 17:08:41,292 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 unknown [2018-06-23 17:08:41,499 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 [2018-06-23 17:08:41,510 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 17:08:41,517 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 17:08:41,517 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 17:08:41,518 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 17:08:41,520 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 17:08:41,521 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 05:08:41" (1/1) ... [2018-06-23 17:08:42,990 WARN L168 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2018-06-23 17:08:44,000 WARN L168 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 11 [2018-06-23 17:08:44,226 WARN L168 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 14 [2018-06-23 17:08:44,543 WARN L168 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 44 [2018-06-23 17:08:44,812 WARN L168 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 39 [2018-06-23 17:08:46,914 WARN L168 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 36 [2018-06-23 17:08:47,418 WARN L168 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 48 [2018-06-23 17:08:47,719 WARN L168 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2018-06-23 17:08:49,196 WARN L168 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 12 [2018-06-23 17:08:49,818 WARN L168 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 30 [2018-06-23 17:08:50,338 WARN L168 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 33 [2018-06-23 17:08:50,976 WARN L168 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 55 [2018-06-23 17:08:51,532 WARN L168 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 47 [2018-06-23 17:08:53,017 WARN L168 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 12 [2018-06-23 17:08:53,297 WARN L168 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2018-06-23 17:08:53,578 WARN L168 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 32 [2018-06-23 17:08:53,804 WARN L168 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 41 [2018-06-23 17:08:54,036 WARN L168 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 58 [2018-06-23 17:08:57,259 WARN L168 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 8 [2018-06-23 17:08:59,096 WARN L168 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 525 DAG size of output: 53 [2018-06-23 17:08:59,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:08:59,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:00,648 WARN L168 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 533 DAG size of output: 31 [2018-06-23 17:09:01,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:01,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:01,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:02,412 WARN L168 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 599 DAG size of output: 42 [2018-06-23 17:09:03,909 WARN L168 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 675 DAG size of output: 37 [2018-06-23 17:09:04,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:06,274 WARN L168 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 646 DAG size of output: 70 [2018-06-23 17:09:08,903 WARN L168 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 489 DAG size of output: 50 [2018-06-23 17:09:20,419 WARN L168 SmtUtils]: Spent 7.31 s on a formula simplification. DAG size of input: 549 DAG size of output: 32 [2018-06-23 17:09:22,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:30,413 WARN L168 SmtUtils]: Spent 9.62 s on a formula simplification. DAG size of input: 946 DAG size of output: 47 [2018-06-23 17:09:31,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:34,687 WARN L168 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 973 DAG size of output: 30 [2018-06-23 17:09:37,276 WARN L168 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 858 DAG size of output: 32 [2018-06-23 17:09:37,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:09:38,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. Received shutdown request... [2018-06-23 17:09:38,663 WARN L176 SmtUtils]: Removed 3 from assertion stack [2018-06-23 17:09:38,664 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 17:09:38,667 INFO L168 Benchmark]: Toolchain (without parser) took 57155.64 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.5 MB in the beginning and 558.5 MB in the end (delta: -293.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 17:09:38,668 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 307.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 17:09:38,668 INFO L168 Benchmark]: TreeAutomizer took 57148.25 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.5 MB in the beginning and 558.5 MB in the end (delta: -293.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 17:09:38,670 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 307.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 57148.25 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.5 MB in the beginning and 558.5 MB in the end (delta: -293.0 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 810. 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_v2.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_17-09-38-686.csv Completed graceful shutdown