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/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/ctigar/swim1.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 12:10:12,133 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 12:10:12,135 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 12:10:12,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 12:10:12,148 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 12:10:12,149 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 12:10:12,151 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 12:10:12,154 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 12:10:12,156 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 12:10:12,157 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 12:10:12,158 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 12:10:12,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 12:10:12,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 12:10:12,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 12:10:12,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 12:10:12,166 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 12:10:12,168 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 12:10:12,181 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 12:10:12,182 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 12:10:12,183 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 12:10:12,185 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 12:10:12,187 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 12:10:12,205 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 12:10:12,217 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 12:10:12,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 12:10:12,221 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 12:10:12,221 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 12:10:12,221 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 12:10:12,222 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 12:10:12,222 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 12:10:12,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 12:10:12,304 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 12:10:12,312 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 12:10:12,314 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 12:10:12,314 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 12:10:12,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/swim1.c.smt2 [2018-06-21 12:10:12,316 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 12:10:12,390 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/swim1.c.smt2 unknown [2018-06-21 12:10:12,865 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/swim1.c.smt2 [2018-06-21 12:10:12,875 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 12:10:12,880 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 12:10:12,881 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 12:10:12,881 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 12:10:12,883 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 12:10:12,884 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 12:10:12" (1/1) ... [2018-06-21 12:11:03,419 WARN L168 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 Received shutdown request... [2018-06-21 12:11:04,265 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 12:11:04,265 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 12:11:04,267 INFO L168 Benchmark]: Toolchain (without parser) took 51392.11 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 950.5 MB). Free memory was 229.4 MB in the beginning and 419.4 MB in the end (delta: -190.0 MB). Peak memory consumption was 760.6 MB. Max. memory is 3.6 GB. [2018-06-21 12:11:04,269 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 12:11:04,269 INFO L168 Benchmark]: TreeAutomizer took 51385.98 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 950.5 MB). Free memory was 229.4 MB in the beginning and 419.4 MB in the end (delta: -190.0 MB). Peak memory consumption was 760.6 MB. Max. memory is 3.6 GB. [2018-06-21 12:11:04,271 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51385.98 ms. Allocated memory was 302.0 MB in the beginning and 1.3 GB in the end (delta: 950.5 MB). Free memory was 229.4 MB in the beginning and 419.4 MB in the end (delta: -190.0 MB). Peak memory consumption was 760.6 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 32. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/swim1.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_12-11-04-281.csv Completed graceful shutdown