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/floppy_simpl4_BUG.cil.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 18:45:28,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 18:45:28,397 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 18:45:28,412 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-18 18:45:28,429 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 18:45:28,430 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 18:45:28,434 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 18:45:28,436 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 18:45:28,447 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 18:45:28,448 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 18:45:28,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 18:45:28,452 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-18 18:45:28,467 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 18:45:28,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 18:45:28,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 18:45:28,482 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 18:45:28,482 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 18:45:28,483 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 18:45:28,486 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 18:45:28,487 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 18:45:28,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 18:45:28,571 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 18:45:28,579 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 18:45:28,581 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 18:45:28,581 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 18:45:28,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/floppy_simpl4_BUG.cil.smt2 [2018-06-18 18:45:28,583 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 18:45:28,679 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/floppy_simpl4_BUG.cil.smt2 unknown [2018-06-18 18:45:29,902 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/floppy_simpl4_BUG.cil.smt2 [2018-06-18 18:45:29,908 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 18:45:29,913 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 18:45:29,915 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 18:45:29,915 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 18:45:29,918 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 18:45:29,919 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 06:45:29" (1/1) ... [2018-06-18 18:45:29,980 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:45:32,389 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:45:36,483 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:45:45,119 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:45:47,164 WARN L168 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 305 DAG size of output: 94 [2018-06-18 18:46:00,467 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:46:01,722 WARN L168 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 40 [2018-06-18 18:46:02,761 WARN L168 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 102 [2018-06-18 18:46:15,130 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 18:46:16,688 WARN L168 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 61 [2018-06-18 18:46:17,418 WARN L168 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 94 Received shutdown request... [2018-06-18 18:46:17,835 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-18 18:46:17,835 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 18:46:17,839 INFO L168 Benchmark]: Toolchain (without parser) took 47930.89 ms. Allocated memory was 344.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 251.1 MB in the beginning and 923.6 MB in the end (delta: -672.6 MB). Peak memory consumption was 480.9 MB. Max. memory is 3.6 GB. [2018-06-18 18:46:17,840 INFO L168 Benchmark]: SmtParser took 0.17 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 18:46:17,841 INFO L168 Benchmark]: TreeAutomizer took 47923.73 ms. Allocated memory was 344.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 251.1 MB in the beginning and 923.6 MB in the end (delta: -672.6 MB). Peak memory consumption was 480.9 MB. Max. memory is 3.6 GB. [2018-06-18 18:46:17,846 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 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 47923.73 ms. Allocated memory was 344.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 251.1 MB in the beginning and 923.6 MB in the end (delta: -672.6 MB). Peak memory consumption was 480.9 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/floppy_simpl4_BUG.cil.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_18-46-17-854.csv Completed graceful shutdown