java -Xss4m -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 0.1.23-86166b8 [2018-06-23 17:10:40,849 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 17:10:40,851 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 17:10:40,865 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 17:10:40,865 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 17:10:40,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 17:10:40,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 17:10:40,873 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 17:10:40,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 17:10:40,876 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 17:10:40,877 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 17:10:40,877 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 17:10:40,878 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 17:10:40,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 17:10:40,880 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 17:10:40,883 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 17:10:40,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 17:10:40,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 17:10:40,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 17:10:40,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 17:10:40,901 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 17:10:40,903 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 17:10:40,903 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 17:10:40,903 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 17:10:40,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 17:10:40,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 17:10:40,905 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 17:10:40,911 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 17:10:40,912 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 17:10:40,912 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 17:10:40,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 17:10:40,913 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 17:10:40,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 17:10:40,914 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 17:10:40,918 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 17:10:40,919 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 17:10:40,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 17:10:40,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 17:10:40,933 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 17:10:40,933 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 17:10:40,933 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 17:10:40,935 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 17:10:40,935 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 17:10:40,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 17:10:41,003 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 17:10:41,010 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 17:10:41,011 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 17:10:41,012 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 17:10:41,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-23 17:10:41,014 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 17:10:41,100 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 unknown [2018-06-23 17:10:41,354 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/szymanski_safe.smt2 [2018-06-23 17:10:41,359 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 17:10:41,373 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 17:10:41,373 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 17:10:41,374 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 17:10:41,376 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 17:10:41,377 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 05:10:41" (1/1) ... [2018-06-23 17:10:51,254 WARN L168 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 38 [2018-06-23 17:10:51,422 WARN L168 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 52 [2018-06-23 17:10:51,646 WARN L168 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 64 [2018-06-23 17:10:51,825 WARN L168 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 47 [2018-06-23 17:10:51,966 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 46 [2018-06-23 17:10:54,588 WARN L168 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 52 [2018-06-23 17:10:54,868 WARN L168 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 68 [2018-06-23 17:10:55,130 WARN L168 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 51 [2018-06-23 17:10:55,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:10:55,415 WARN L168 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 53 [2018-06-23 17:10:55,635 WARN L168 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2018-06-23 17:10:58,585 WARN L168 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 44 [2018-06-23 17:10:58,805 WARN L168 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 57 [2018-06-23 17:10:59,004 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 58 [2018-06-23 17:10:59,419 WARN L168 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 49 [2018-06-23 17:10:59,753 WARN L168 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 54 [2018-06-23 17:11:00,116 WARN L168 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 42 [2018-06-23 17:11:03,099 WARN L168 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 49 [2018-06-23 17:11:03,320 WARN L168 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 52 [2018-06-23 17:11:08,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:11:08,660 WARN L168 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 50 [2018-06-23 17:11:09,044 WARN L168 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 61 [2018-06-23 17:11:09,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:11:09,432 WARN L168 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 63 [2018-06-23 17:11:09,829 WARN L168 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 48 [2018-06-23 17:11:10,226 WARN L168 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 47 [2018-06-23 17:11:13,224 WARN L168 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 61 [2018-06-23 17:11:13,593 WARN L168 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 84 [2018-06-23 17:11:13,985 WARN L168 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 88 [2018-06-23 17:11:14,350 WARN L168 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 47 [2018-06-23 17:11:14,640 WARN L168 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 44 [2018-06-23 17:11:17,118 WARN L168 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2018-06-23 17:11:17,529 WARN L168 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 83 [2018-06-23 17:11:17,779 WARN L168 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 58 [2018-06-23 17:11:20,608 WARN L168 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 86 [2018-06-23 17:11:21,496 WARN L168 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 115 [2018-06-23 17:11:22,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:11:22,523 WARN L168 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 81 [2018-06-23 17:11:23,018 WARN L168 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 52 [2018-06-23 17:11:23,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:11:23,563 WARN L168 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 43 [2018-06-23 17:11:24,007 WARN L168 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 44 Received shutdown request... [2018-06-23 17:11:33,626 WARN L176 SmtUtils]: Removed 7 from assertion stack [2018-06-23 17:11:33,627 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-23 17:11:33,636 INFO L168 Benchmark]: Toolchain (without parser) took 52275.81 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 263.5 MB in the beginning and 1.0 GB in the end (delta: -753.5 MB). Peak memory consumption was 347.0 MB. Max. memory is 3.6 GB. [2018-06-23 17:11:33,637 INFO L168 Benchmark]: SmtParser took 0.15 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. [2018-06-23 17:11:33,637 INFO L168 Benchmark]: TreeAutomizer took 52255.81 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 263.5 MB in the beginning and 1.0 GB in the end (delta: -753.5 MB). Peak memory consumption was 347.0 MB. Max. memory is 3.6 GB. [2018-06-23 17:11:33,640 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.15 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 52255.81 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 263.5 MB in the beginning and 1.0 GB in the end (delta: -753.5 MB). Peak memory consumption was 347.0 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 170. 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-0-2018-06-23_17-11-33-657.csv Completed graceful shutdown