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/simple_if.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 19:39:29,014 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 19:39:29,018 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 19:39:29,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 19:39:29,034 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 19:39:29,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 19:39:29,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 19:39:29,041 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 19:39:29,044 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 19:39:29,045 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 19:39:29,046 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 19:39:29,046 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 19:39:29,048 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 19:39:29,050 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 19:39:29,050 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 19:39:29,051 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 19:39:29,064 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 19:39:29,066 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 19:39:29,068 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 19:39:29,069 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 19:39:29,070 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 19:39:29,077 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 19:39:29,077 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 19:39:29,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 19:39:29,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 19:39:29,081 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 19:39:29,082 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 19:39:29,082 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 19:39:29,083 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 19:39:29,084 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 19:39:29,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 19:39:29,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 19:39:29,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 19:39:29,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 19:39:29,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 19:39:29,093 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 19:39:29,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 19:39:29,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 19:39:29,109 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 19:39:29,109 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 19:39:29,110 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 19:39:29,111 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 19:39:29,111 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 19:39:29,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 19:39:29,178 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 19:39:29,186 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 19:39:29,188 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 19:39:29,189 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 19:39:29,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/simple_if.c.smt2 [2018-06-18 19:39:29,191 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 19:39:29,297 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/simple_if.c.smt2 unknown [2018-06-18 19:39:29,482 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/simple_if.c.smt2 [2018-06-18 19:39:29,487 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 19:39:29,499 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 19:39:29,500 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 19:39:29,500 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 19:39:29,503 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 19:39:29,505 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 07:39:29" (1/1) ... [2018-06-18 19:39:29,560 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:29,792 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:30,009 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:30,407 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:30,942 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:31,582 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:32,385 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:33,390 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:34,817 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:37,624 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:39,763 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:42,271 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:45,273 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:49,400 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:52,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:39:57,102 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:03,213 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:10,676 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:16,358 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:40:25,131 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 19:40:25,878 WARN L176 SmtUtils]: Removed 6 from assertion stack [2018-06-18 19:40:25,878 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 19:40:25,882 INFO L168 Benchmark]: Toolchain (without parser) took 56393.48 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 769.1 MB). Free memory was 266.2 MB in the beginning and 261.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 773.8 MB. Max. memory is 3.6 GB. [2018-06-18 19:40:25,887 INFO L168 Benchmark]: SmtParser took 0.24 ms. Allocated memory is still 307.8 MB. Free memory is still 274.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 19:40:25,891 INFO L168 Benchmark]: TreeAutomizer took 56380.50 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 769.1 MB). Free memory was 266.2 MB in the beginning and 261.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 773.8 MB. Max. memory is 3.6 GB. [2018-06-18 19:40:25,894 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.24 ms. Allocated memory is still 307.8 MB. Free memory is still 274.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56380.50 ms. Allocated memory was 307.8 MB in the beginning and 1.1 GB in the end (delta: 769.1 MB). Free memory was 266.2 MB in the beginning and 261.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 773.8 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 34. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/simple_if.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_19-40-25-908.csv Completed graceful shutdown