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/nested7.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 20:47:52,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 20:47:52,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 20:47:52,257 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-21 20:47:52,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 20:47:52,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 20:47:52,267 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 20:47:52,267 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 20:47:52,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 20:47:52,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 20:47:52,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 20:47:52,286 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 20:47:52,287 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 20:47:52,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 20:47:52,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 20:47:52,309 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 20:47:52,322 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 20:47:52,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 20:47:52,324 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 20:47:52,324 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 20:47:52,325 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 20:47:52,325 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 20:47:52,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 20:47:52,399 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 20:47:52,403 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 20:47:52,405 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 20:47:52,406 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 20:47:52,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-21 20:47:52,408 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 20:47:52,497 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 unknown [2018-06-21 20:47:52,852 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested7.c.smt2 [2018-06-21 20:47:52,857 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 20:47:52,863 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 20:47:52,863 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 20:47:52,864 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 20:47:52,866 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 20:47:52,872 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:47:52" (1/1) ... [2018-06-21 20:48:20,798 WARN L168 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 32 [2018-06-21 20:48:24,351 WARN L168 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 40 [2018-06-21 20:48:24,506 WARN L168 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 33 [2018-06-21 20:48:24,712 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 36 [2018-06-21 20:48:29,710 WARN L168 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 43 [2018-06-21 20:48:30,513 WARN L168 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2018-06-21 20:48:35,515 WARN L168 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 28 [2018-06-21 20:48:36,149 WARN L168 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2018-06-21 20:48:43,769 WARN L168 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 50 [2018-06-21 20:48:44,249 WARN L168 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 66 Received shutdown request... [2018-06-21 20:48:44,404 WARN L176 SmtUtils]: Removed 4 from assertion stack [2018-06-21 20:48:44,405 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 20:48:44,408 INFO L168 Benchmark]: Toolchain (without parser) took 51550.54 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 910.2 MB). Free memory was 256.7 MB in the beginning and 229.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 937.0 MB. Max. memory is 3.6 GB. [2018-06-21 20:48:44,409 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 306.2 MB. Free memory is still 273.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 20:48:44,409 INFO L168 Benchmark]: TreeAutomizer took 51543.32 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 910.2 MB). Free memory was 255.7 MB in the beginning and 229.8 MB in the end (delta: 25.8 MB). Peak memory consumption was 936.0 MB. Max. memory is 3.6 GB. [2018-06-21 20:48:44,411 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 306.2 MB. Free memory is still 273.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51543.32 ms. Allocated memory was 306.2 MB in the beginning and 1.2 GB in the end (delta: 910.2 MB). Free memory was 255.7 MB in the beginning and 229.8 MB in the end (delta: 25.8 MB). Peak memory consumption was 936.0 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 206. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/nested7.c.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_20-48-44-420.csv Completed graceful shutdown