java -Xss1g -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/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 11:25:02,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 11:25:02,790 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 11:25:02,802 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 11:25:02,802 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 11:25:02,803 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 11:25:02,804 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 11:25:02,806 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 11:25:02,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 11:25:02,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 11:25:02,809 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 11:25:02,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 11:25:02,810 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 11:25:02,816 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 11:25:02,816 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 11:25:02,817 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 11:25:02,819 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 11:25:02,821 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 11:25:02,823 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 11:25:02,824 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 11:25:02,825 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 11:25:02,827 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 11:25:02,832 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 11:25:02,833 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 11:25:02,833 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 11:25:02,833 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 11:25:02,834 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 11:25:02,835 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 11:25:02,835 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 11:25:02,843 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 11:25:02,843 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 11:25:02,845 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 11:25:02,845 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 11:25:02,846 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 11:25:02,847 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 11:25:02,848 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 11:25:02,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 11:25:02,912 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 11:25:02,916 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 11:25:02,918 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 11:25:02,918 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 11:25:02,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-21 11:25:02,920 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 11:25:03,012 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 unknown [2018-06-21 11:25:03,327 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-21 11:25:03,332 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 11:25:03,338 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 11:25:03,339 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 11:25:03,339 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 11:25:03,343 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 11:25:03,344 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 11:25:03" (1/1) ... [2018-06-21 11:25:09,464 WARN L168 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 44 [2018-06-21 11:25:09,603 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-06-21 11:25:12,296 WARN L168 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 36 [2018-06-21 11:25:12,581 WARN L168 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 53 [2018-06-21 11:25:12,772 WARN L168 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 41 [2018-06-21 11:25:13,173 WARN L168 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 59 [2018-06-21 11:25:13,363 WARN L168 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 36 [2018-06-21 11:25:15,944 WARN L168 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 51 [2018-06-21 11:25:16,204 WARN L168 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 58 [2018-06-21 11:25:16,580 WARN L168 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2018-06-21 11:25:16,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:25:17,105 WARN L168 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 60 [2018-06-21 11:25:17,333 WARN L168 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 41 [2018-06-21 11:25:20,582 WARN L168 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 52 [2018-06-21 11:25:20,993 WARN L168 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 71 [2018-06-21 11:25:21,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:25:21,443 WARN L168 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 51 [2018-06-21 11:25:21,764 WARN L168 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 48 [2018-06-21 11:25:22,067 WARN L168 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 42 [2018-06-21 11:25:25,054 WARN L168 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 34 [2018-06-21 11:25:25,287 WARN L168 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2018-06-21 11:25:25,524 WARN L168 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 55 [2018-06-21 11:25:25,777 WARN L168 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 56 [2018-06-21 11:25:25,978 WARN L168 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 54 [2018-06-21 11:25:31,830 WARN L168 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 39 [2018-06-21 11:25:32,071 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 62 [2018-06-21 11:25:34,777 WARN L168 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 48 [2018-06-21 11:25:35,013 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 68 [2018-06-21 11:25:35,275 WARN L168 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 65 [2018-06-21 11:25:39,900 WARN L168 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 56 [2018-06-21 11:25:40,223 WARN L168 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 49 [2018-06-21 11:25:52,688 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 45 [2018-06-21 11:25:52,995 WARN L168 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 54 [2018-06-21 11:25:53,363 WARN L168 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 65 [2018-06-21 11:25:53,707 WARN L168 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 85 [2018-06-21 11:25:53,984 WARN L168 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 74 [2018-06-21 11:25:54,412 WARN L168 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 73 [2018-06-21 11:25:55,191 WARN L168 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 64 [2018-06-21 11:25:55,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 11:25:55,833 WARN L168 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 56 Received shutdown request... [2018-06-21 11:25:56,274 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 11:25:56,275 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-21 11:25:56,279 INFO L168 Benchmark]: Toolchain (without parser) took 52946.27 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.5 MB in the beginning and 802.2 MB in the end (delta: -538.6 MB). Peak memory consumption was 667.7 MB. Max. memory is 3.6 GB. [2018-06-21 11:25:56,280 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 11:25:56,280 INFO L168 Benchmark]: TreeAutomizer took 52938.04 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.5 MB in the beginning and 802.2 MB in the end (delta: -538.6 MB). Peak memory consumption was 667.7 MB. Max. memory is 3.6 GB. [2018-06-21 11:25:56,282 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 52938.04 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 263.5 MB in the beginning and 802.2 MB in the end (delta: -538.6 MB). Peak memory consumption was 667.7 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 37. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/szymanski_safe.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_11-25-56-291.csv Completed graceful shutdown