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/fib_bench_safe_v3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 17:09:19,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 17:09:19,279 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 17:09:19,291 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 17:09:19,291 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 17:09:19,292 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 17:09:19,293 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 17:09:19,295 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 17:09:19,297 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 17:09:19,297 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 17:09:19,298 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 17:09:19,299 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 17:09:19,299 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 17:09:19,301 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 17:09:19,301 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 17:09:19,302 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 17:09:19,304 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 17:09:19,306 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 17:09:19,308 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 17:09:19,309 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 17:09:19,310 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 17:09:19,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-23 17:09:19,318 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 17:09:19,318 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 17:09:19,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 17:09:19,319 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 17:09:19,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 17:09:19,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 17:09:19,321 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 17:09:19,328 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 17:09:19,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 17:09:19,330 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 17:09:19,331 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 17:09:19,331 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 17:09:19,332 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 17:09:19,332 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 17:09:19,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 17:09:19,381 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 17:09:19,385 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 17:09:19,386 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 17:09:19,387 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 17:09:19,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v3.smt2 [2018-06-23 17:09:19,389 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 17:09:19,466 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v3.smt2 unknown [2018-06-23 17:09:19,619 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v3.smt2 [2018-06-23 17:09:19,624 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 17:09:19,631 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 17:09:19,632 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 17:09:19,632 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 17:09:19,634 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 17:09:19,635 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 05:09:19" (1/1) ... [2018-06-23 17:09:21,733 WARN L168 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2018-06-23 17:09:23,255 WARN L168 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2018-06-23 17:09:23,411 WARN L168 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2018-06-23 17:09:23,716 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 42 [2018-06-23 17:09:25,964 WARN L168 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 55 [2018-06-23 17:09:26,122 WARN L168 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2018-06-23 17:09:30,350 WARN L168 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 82 [2018-06-23 17:09:31,134 WARN L168 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 71 [2018-06-23 17:09:31,944 WARN L168 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 54 [2018-06-23 17:09:33,071 WARN L168 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 72 [2018-06-23 17:09:33,397 WARN L168 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2018-06-23 17:09:33,948 WARN L168 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 41 [2018-06-23 17:09:39,064 WARN L168 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 80 [2018-06-23 17:09:40,743 WARN L168 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 300 DAG size of output: 106 [2018-06-23 17:09:41,898 WARN L168 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 89 [2018-06-23 17:09:42,456 WARN L168 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 102 [2018-06-23 17:09:42,855 WARN L168 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 70 [2018-06-23 17:09:43,166 WARN L168 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 46 [2018-06-23 17:09:53,379 WARN L168 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 280 DAG size of output: 59 [2018-06-23 17:10:09,203 WARN L168 SmtUtils]: Spent 15.18 s on a formula simplification. DAG size of input: 596 DAG size of output: 87 [2018-06-23 17:10:10,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:10:10,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:10:10,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 17:10:11,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. Received shutdown request... [2018-06-23 17:10:16,566 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-23 17:10:16,566 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 17:10:16,568 INFO L168 Benchmark]: Toolchain (without parser) took 56943.25 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 264.5 MB in the beginning and 579.0 MB in the end (delta: -314.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 17:10:16,569 INFO L168 Benchmark]: SmtParser took 0.31 ms. Allocated memory is still 306.2 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 17:10:16,569 INFO L168 Benchmark]: TreeAutomizer took 56935.89 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 264.5 MB in the beginning and 579.0 MB in the end (delta: -314.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-23 17:10:16,571 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.31 ms. Allocated memory is still 306.2 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56935.89 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 264.5 MB in the beginning and 579.0 MB in the end (delta: -314.5 MB). Peak memory consumption was 1.3 GB. 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 719. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fib_bench_safe_v3.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_17-10-16-581.csv Completed graceful shutdown