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/vmt-chc-benchmarks/ctigar/nested7.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 03:45:15,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 03:45:15,470 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 03:45:15,484 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 03:45:15,532 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 03:45:15,549 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 03:45:15,549 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 03:45:15,551 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 03:45:15,552 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 03:45:15,552 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 03:45:15,553 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 03:45:15,553 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 03:45:15,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 03:45:15,614 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 03:45:15,618 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 03:45:15,619 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 03:45:15,620 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 03:45:15,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-15 03:45:15,622 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 03:45:15,724 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 unknown [2018-06-15 03:45:16,074 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-15 03:45:16,080 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 03:45:16,087 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 03:45:16,087 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 03:45:16,088 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 03:45:16,090 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 03:45:16,091 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 03:45:16" (1/1) ... [2018-06-15 03:45:16,159 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:16,546 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:17,110 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:17,860 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:18,837 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:20,201 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:22,137 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:24,626 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:27,666 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:31,953 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:37,147 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:42,223 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:48,336 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:45:55,149 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:46:02,422 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:46:03,154 WARN L168 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-06-15 03:46:03,435 WARN L168 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 31 [2018-06-15 03:46:04,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 03:46:04,170 WARN L168 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 37 [2018-06-15 03:46:04,743 WARN L168 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 34 [2018-06-15 03:46:05,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 03:46:05,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 03:46:05,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-15 03:46:05,347 WARN L168 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 45 Received shutdown request... [2018-06-15 03:46:05,956 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-15 03:46:05,956 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-15 03:46:05,959 INFO L168 Benchmark]: Toolchain (without parser) took 49878.29 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 837.8 MB). Free memory was 255.0 MB in the beginning and 389.0 MB in the end (delta: -134.1 MB). Peak memory consumption was 703.8 MB. Max. memory is 3.6 GB. [2018-06-15 03:46:05,961 INFO L168 Benchmark]: SmtParser took 0.21 ms. Allocated memory is still 304.6 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 03:46:05,961 INFO L168 Benchmark]: TreeAutomizer took 49871.05 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 837.8 MB). Free memory was 253.0 MB in the beginning and 389.0 MB in the end (delta: -136.1 MB). Peak memory consumption was 701.8 MB. Max. memory is 3.6 GB. [2018-06-15 03:46:05,963 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.21 ms. Allocated memory is still 304.6 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 49871.05 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 837.8 MB). Free memory was 253.0 MB in the beginning and 389.0 MB in the end (delta: -136.1 MB). Peak memory consumption was 701.8 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 SimplifyDDAWithTimeout was simplifying term of DAG size 11. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/nested7.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_03-46-05-977.csv Completed graceful shutdown