java -Xss4m -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/sally-chc-benchmarks/approximate_agreement/approx.5.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 14:37:50,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 14:37:50,335 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 14:37:50,352 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 14:37:50,352 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 14:37:50,353 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 14:37:50,354 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 14:37:50,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 14:37:50,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 14:37:50,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 14:37:50,360 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 14:37:50,361 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 14:37:50,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 14:37:50,362 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 14:37:50,366 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 14:37:50,367 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 14:37:50,368 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 14:37:50,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 14:37:50,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 14:37:50,384 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 14:37:50,385 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 14:37:50,387 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 14:37:50,387 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 14:37:50,387 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 14:37:50,388 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 14:37:50,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 14:37:50,393 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 14:37:50,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 14:37:50,395 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 14:37:50,395 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 14:37:50,400 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 14:37:50,401 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 14:37:50,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 14:37:50,402 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 14:37:50,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 14:37:50,403 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 14:37:50,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 14:37:50,413 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 14:37:50,415 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 14:37:50,415 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 14:37:50,415 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 14:37:50,416 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 14:37:50,416 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 14:37:50,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 14:37:50,488 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 14:37:50,496 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 14:37:50,499 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 14:37:50,500 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 14:37:50,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/approximate_agreement/approx.5.smt2 [2018-06-23 14:37:50,502 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 14:37:50,590 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/approximate_agreement/approx.5.smt2 unknown [2018-06-23 14:37:51,019 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/approximate_agreement/approx.5.smt2 [2018-06-23 14:37:51,023 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 14:37:51,030 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 14:37:51,031 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 14:37:51,031 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 14:37:51,034 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 14:37:51,036 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 02:37:51" (1/1) ... [2018-06-23 14:37:52,133 WARN L168 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2018-06-23 14:37:53,108 WARN L168 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 54 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown