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 0.1.23-55b8104 [2018-06-18 19:28:02,918 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 19:28:02,919 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 19:28:02,933 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-18 19:28:02,988 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 19:28:02,996 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 19:28:02,997 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 19:28:02,999 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 19:28:02,999 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 19:28:02,999 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 19:28:03,000 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 19:28:03,000 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 19:28:03,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 19:28:03,064 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 19:28:03,068 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 19:28:03,069 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 19:28:03,069 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 19:28:03,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-18 19:28:03,071 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 19:28:03,146 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 unknown [2018-06-18 19:28:03,478 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-18 19:28:03,484 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 19:28:03,492 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 19:28:03,492 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 19:28:03,492 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 19:28:03,496 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 19:28:03,497 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 07:28:03" (1/1) ... [2018-06-18 19:28:03,557 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:03,980 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:04,539 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:05,367 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:06,499 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:08,090 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:09,702 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:11,835 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:14,814 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:19,622 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:19,864 WARN L168 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 20 [2018-06-18 19:28:24,581 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:29,663 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:36,135 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:44,160 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:52,189 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:28:52,672 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 32 [2018-06-18 19:28:52,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 19:28:53,047 WARN L168 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 37 [2018-06-18 19:28:53,437 WARN L168 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 54 [2018-06-18 19:28:53,925 WARN L168 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 62 [2018-06-18 19:28:54,677 WARN L168 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 60 [2018-06-18 19:28:54,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 19:28:54,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 19:28:54,978 WARN L168 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 38 [2018-06-18 19:28:55,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 19:28:55,235 WARN L168 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 Received shutdown request... [2018-06-18 19:28:56,131 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-18 19:28:56,132 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 19:28:56,135 INFO L168 Benchmark]: Toolchain (without parser) took 52649.70 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 899.2 MB). Free memory was 256.5 MB in the beginning and 257.6 MB in the end (delta: -1.0 MB). Peak memory consumption was 898.1 MB. Max. memory is 3.6 GB. [2018-06-18 19:28:56,138 INFO L168 Benchmark]: SmtParser took 0.14 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 19:28:56,139 INFO L168 Benchmark]: TreeAutomizer took 52641.61 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 899.2 MB). Free memory was 255.5 MB in the beginning and 257.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 897.1 MB. Max. memory is 3.6 GB. [2018-06-18 19:28:56,141 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.14 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 52641.61 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 899.2 MB). Free memory was 255.5 MB in the beginning and 257.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 897.1 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 12. 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-0-2018-06-18_19-28-56-158.csv Completed graceful shutdown