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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if7.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 20:52:16,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 20:52:16,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 20:52:16,360 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 20:52:16,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 20:52:16,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 20:52:16,362 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 20:52:16,365 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 20:52:16,366 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 20:52:16,368 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 20:52:16,369 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 20:52:16,369 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 20:52:16,370 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 20:52:16,373 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 20:52:16,374 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 20:52:16,374 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 20:52:16,376 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 20:52:16,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 20:52:16,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 20:52:16,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 20:52:16,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 20:52:16,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 20:52:16,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 20:52:16,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 20:52:16,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 20:52:16,405 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 20:52:16,406 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 20:52:16,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 20:52:16,408 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 20:52:16,418 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 20:52:16,420 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 20:52:16,422 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 20:52:16,422 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 20:52:16,423 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 20:52:16,423 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 20:52:16,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 20:52:16,503 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 20:52:16,509 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 20:52:16,511 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 20:52:16,512 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 20:52:16,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if7.c.smt2 [2018-06-21 20:52:16,514 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 20:52:16,608 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if7.c.smt2 unknown [2018-06-21 20:52:16,864 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if7.c.smt2 [2018-06-21 20:52:16,869 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 20:52:16,876 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 20:52:16,877 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 20:52:16,877 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 20:52:16,880 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 20:52:16,881 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:52:16" (1/1) ... [2018-06-21 20:53:03,723 WARN L168 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 50 [2018-06-21 20:53:04,007 WARN L168 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 51 [2018-06-21 20:53:04,409 WARN L168 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 54 [2018-06-21 20:53:04,847 WARN L168 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 57 [2018-06-21 20:53:05,244 WARN L168 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 68 [2018-06-21 20:53:05,862 WARN L168 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 52 [2018-06-21 20:53:06,374 WARN L168 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 60 [2018-06-21 20:53:06,608 WARN L168 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2018-06-21 20:53:06,822 WARN L168 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 51 Received shutdown request... [2018-06-21 20:53:07,506 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-21 20:53:07,507 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 20:53:07,509 INFO L168 Benchmark]: Toolchain (without parser) took 50638.82 ms. Allocated memory was 307.2 MB in the beginning and 1.2 GB in the end (delta: 892.9 MB). Free memory was 263.6 MB in the beginning and 1.0 GB in the end (delta: -759.5 MB). Peak memory consumption was 989.7 MB. Max. memory is 3.6 GB. [2018-06-21 20:53:07,510 INFO L168 Benchmark]: SmtParser took 0.17 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 20:53:07,511 INFO L168 Benchmark]: TreeAutomizer took 50631.31 ms. Allocated memory was 307.2 MB in the beginning and 1.2 GB in the end (delta: 892.9 MB). Free memory was 263.6 MB in the beginning and 1.0 GB in the end (delta: -759.5 MB). Peak memory consumption was 989.7 MB. Max. memory is 3.6 GB. [2018-06-21 20:53:07,514 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 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 50631.31 ms. Allocated memory was 307.2 MB in the beginning and 1.2 GB in the end (delta: 892.9 MB). Free memory was 263.6 MB in the beginning and 1.0 GB in the end (delta: -759.5 MB). Peak memory consumption was 989.7 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 10. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/nest-if7.c.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_20-53-07-528.csv Completed graceful shutdown