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/substring1.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 19:40:31,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 19:40:31,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 19:40:31,497 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 19:40:31,498 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 19:40:31,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 19:40:31,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 19:40:31,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 19:40:31,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 19:40:31,509 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 19:40:31,509 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 19:40:31,510 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 19:40:31,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 19:40:31,512 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 19:40:31,514 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 19:40:31,515 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 19:40:31,516 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 19:40:31,526 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 19:40:31,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 19:40:31,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 19:40:31,533 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 19:40:31,535 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 19:40:31,535 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 19:40:31,535 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 19:40:31,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 19:40:31,540 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 19:40:31,540 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 19:40:31,541 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 19:40:31,543 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 19:40:31,543 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 19:40:31,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 19:40:31,545 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 19:40:31,545 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 19:40:31,549 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 19:40:31,550 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 19:40:31,550 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 19:40:31,565 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 19:40:31,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 19:40:31,567 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 19:40:31,568 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 19:40:31,568 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 19:40:31,569 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 19:40:31,569 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 19:40:31,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 19:40:31,650 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 19:40:31,658 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 19:40:31,659 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 19:40:31,660 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 19:40:31,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/substring1.c.smt2 [2018-06-18 19:40:31,663 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 19:40:31,762 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/substring1.c.smt2 unknown [2018-06-18 19:40:32,015 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/substring1.c.smt2 [2018-06-18 19:40:32,021 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 19:40:32,027 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 19:40:32,028 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 19:40:32,028 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 19:40:32,032 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 19:40:32,033 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 07:40:32" (1/1) ... [2018-06-18 19:40:32,096 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:32,323 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:32,623 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:33,079 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:33,762 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:34,522 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:35,656 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:37,117 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:38,716 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:41,300 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:43,636 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:46,445 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:49,861 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:53,038 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:56,937 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:00,080 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:04,748 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:10,463 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:15,765 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:22,648 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:41:28,836 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-18 19:41:29,540 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-18 19:41:29,540 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 19:41:29,543 INFO L168 Benchmark]: Toolchain (without parser) took 57521.58 ms. Allocated memory was 301.5 MB in the beginning and 1.2 GB in the end (delta: 876.1 MB). Free memory was 257.9 MB in the beginning and 463.4 MB in the end (delta: -205.5 MB). Peak memory consumption was 670.6 MB. Max. memory is 3.6 GB. [2018-06-18 19:41:29,551 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 301.5 MB. Free memory is still 268.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 19:41:29,551 INFO L168 Benchmark]: TreeAutomizer took 57514.31 ms. Allocated memory was 301.5 MB in the beginning and 1.2 GB in the end (delta: 876.1 MB). Free memory was 257.9 MB in the beginning and 463.4 MB in the end (delta: -205.5 MB). Peak memory consumption was 670.6 MB. Max. memory is 3.6 GB. [2018-06-18 19:41:29,553 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 301.5 MB. Free memory is still 268.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 57514.31 ms. Allocated memory was 301.5 MB in the beginning and 1.2 GB in the end (delta: 876.1 MB). Free memory was 257.9 MB in the beginning and 463.4 MB in the end (delta: -205.5 MB). Peak memory consumption was 670.6 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 16. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/substring1.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_19-41-29-579.csv Completed graceful shutdown