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/cav12/pc_sfifo_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 18:49:15,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 18:49:15,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 18:49:15,045 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 18:49:15,045 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 18:49:15,046 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 18:49:15,047 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 18:49:15,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 18:49:15,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 18:49:15,055 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 18:49:15,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 18:49:15,056 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 18:49:15,056 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 18:49:15,058 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 18:49:15,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 18:49:15,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 18:49:15,062 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 18:49:15,071 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 18:49:15,072 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 18:49:15,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 18:49:15,074 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 18:49:15,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 18:49:15,077 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 18:49:15,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 18:49:15,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 18:49:15,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 18:49:15,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 18:49:15,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 18:49:15,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 18:49:15,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 18:49:15,082 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 18:49:15,083 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 18:49:15,083 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 18:49:15,084 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 18:49:15,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 18:49:15,085 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 18:49:15,095 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 18:49:15,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 18:49:15,098 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 18:49:15,099 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 18:49:15,099 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 18:49:15,100 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 18:49:15,100 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 18:49:15,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 18:49:15,174 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 18:49:15,178 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 18:49:15,179 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 18:49:15,180 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 18:49:15,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/pc_sfifo_3.smt2 [2018-06-18 18:49:15,182 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 18:49:15,285 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/pc_sfifo_3.smt2 unknown [2018-06-18 18:49:15,772 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/pc_sfifo_3.smt2 [2018-06-18 18:49:15,777 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 18:49:15,784 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 18:49:15,784 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 18:49:15,785 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 18:49:15,787 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 18:49:15,788 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 06:49:15" (1/1) ... [2018-06-18 18:49:15,854 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:16,641 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:17,638 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:19,184 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:21,317 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:24,522 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:28,482 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:32,974 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:38,108 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:42,005 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:44,726 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:48,189 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:51,077 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:53,699 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:56,431 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:49:59,671 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:50:02,280 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:50:05,307 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:50:08,595 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:50:11,813 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 18:50:12,221 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-18 18:50:12,221 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 18:50:12,224 INFO L168 Benchmark]: Toolchain (without parser) took 56446.30 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 246.2 MB in the beginning and 474.6 MB in the end (delta: -228.4 MB). Peak memory consumption was 914.6 MB. Max. memory is 3.6 GB. [2018-06-18 18:50:12,225 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 18:50:12,226 INFO L168 Benchmark]: TreeAutomizer took 56438.60 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 245.2 MB in the beginning and 474.6 MB in the end (delta: -229.4 MB). Peak memory consumption was 913.6 MB. Max. memory is 3.6 GB. [2018-06-18 18:50:12,228 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56438.60 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 245.2 MB in the beginning and 474.6 MB in the end (delta: -229.4 MB). Peak memory consumption was 913.6 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 9. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/pc_sfifo_3.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_18-50-12-247.csv Completed graceful shutdown