java -Xss1g -Xmx8000000000 -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-comp18-benchmarks/lra/chc-lra-0003.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4413abc-m [2018-06-20 13:44:58,217 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-20 13:44:58,219 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-20 13:44:58,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-20 13:44:58,233 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-20 13:44:58,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-20 13:44:58,235 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-20 13:44:58,239 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-20 13:44:58,240 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-20 13:44:58,242 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-20 13:44:58,243 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-20 13:44:58,243 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-20 13:44:58,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-20 13:44:58,245 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-20 13:44:58,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-20 13:44:58,248 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-20 13:44:58,250 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-20 13:44:58,259 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-20 13:44:58,261 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-20 13:44:58,262 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-20 13:44:58,262 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-20 13:44:58,268 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-20 13:44:58,268 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-20 13:44:58,269 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-20 13:44:58,269 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-20 13:44:58,270 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-20 13:44:58,271 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-20 13:44:58,275 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-20 13:44:58,275 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-20 13:44:58,276 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-20 13:44:58,276 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-20 13:44:58,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-20 13:44:58,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-20 13:44:58,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-20 13:44:58,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-20 13:44:58,282 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-20 13:44:58,290 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-20 13:44:58,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-20 13:44:58,292 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-20 13:44:58,292 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-20 13:44:58,292 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-20 13:44:58,293 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-20 13:44:58,293 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-20 13:44:58,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-20 13:44:58,350 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-20 13:44:58,357 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-20 13:44:58,358 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-20 13:44:58,359 INFO L276 PluginConnector]: SmtParser initialized [2018-06-20 13:44:58,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 [2018-06-20 13:44:58,361 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-20 13:44:58,449 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 unknown [2018-06-20 13:44:58,660 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 [2018-06-20 13:44:58,666 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-20 13:44:58,673 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-20 13:44:58,674 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-20 13:44:58,675 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-20 13:44:58,677 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-20 13:44:58,679 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 20.06 01:44:58" (1/1) ... [2018-06-20 13:45:01,989 WARN L168 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 39 [2018-06-20 13:45:04,724 WARN L168 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 15 [2018-06-20 13:45:06,569 WARN L168 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 477 DAG size of output: 30 [2018-06-20 13:45:08,682 WARN L168 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 574 DAG size of output: 49 [2018-06-20 13:45:10,775 WARN L168 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 336 DAG size of output: 62 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown