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-if2.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 20:50:10,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 20:50:10,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 20:50:10,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 20:50:10,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 20:50:10,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 20:50:10,140 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 20:50:10,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 20:50:10,144 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 20:50:10,145 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 20:50:10,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 20:50:10,146 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 20:50:10,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 20:50:10,148 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 20:50:10,149 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 20:50:10,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 20:50:10,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 20:50:10,153 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 20:50:10,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 20:50:10,155 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 20:50:10,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 20:50:10,164 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 20:50:10,164 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 20:50:10,165 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 20:50:10,165 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 20:50:10,166 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 20:50:10,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 20:50:10,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 20:50:10,173 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 20:50:10,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 20:50:10,174 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 20:50:10,174 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 20:50:10,174 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 20:50:10,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 20:50:10,179 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 20:50:10,180 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-21 20:50:10,188 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 20:50:10,188 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 20:50:10,190 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 20:50:10,190 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 20:50:10,191 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 20:50:10,191 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 20:50:10,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 20:50:10,244 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 20:50:10,249 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 20:50:10,250 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 20:50:10,251 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 20:50:10,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if2.c.smt2 [2018-06-21 20:50:10,253 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 20:50:10,344 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if2.c.smt2 unknown [2018-06-21 20:50:10,617 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nest-if2.c.smt2 [2018-06-21 20:50:10,622 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 20:50:10,630 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 20:50:10,631 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 20:50:10,631 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 20:50:10,634 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 20:50:10,635 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 08:50:10" (1/1) ... [2018-06-21 20:50:35,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:50:46,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-21 20:50:54,968 WARN L168 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-06-21 20:50:55,309 WARN L168 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-06-21 20:50:55,531 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 35 [2018-06-21 20:50:56,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. Received shutdown request... [2018-06-21 20:50:58,174 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 20:50:58,174 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 20:50:58,177 INFO L168 Benchmark]: Toolchain (without parser) took 47554.59 ms. Allocated memory was 297.8 MB in the beginning and 1.2 GB in the end (delta: 867.2 MB). Free memory was 252.1 MB in the beginning and 847.0 MB in the end (delta: -594.9 MB). Peak memory consumption was 957.3 MB. Max. memory is 3.6 GB. [2018-06-21 20:50:58,179 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 297.8 MB. Free memory is still 263.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 20:50:58,181 INFO L168 Benchmark]: TreeAutomizer took 47545.88 ms. Allocated memory was 297.8 MB in the beginning and 1.2 GB in the end (delta: 867.2 MB). Free memory was 252.1 MB in the beginning and 847.0 MB in the end (delta: -594.9 MB). Peak memory consumption was 957.3 MB. Max. memory is 3.6 GB. [2018-06-21 20:50:58,184 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 297.8 MB. Free memory is still 263.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 47545.88 ms. Allocated memory was 297.8 MB in the beginning and 1.2 GB in the end (delta: 867.2 MB). Free memory was 252.1 MB in the beginning and 847.0 MB in the end (delta: -594.9 MB). Peak memory consumption was 957.3 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 21. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/nest-if2.c.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_20-50-58-193.csv Completed graceful shutdown