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/lustre/DRAGON_6_e7_5046_e7_3623.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 13:07:03,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 13:07:03,005 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 13:07:03,016 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 13:07:03,017 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 13:07:03,018 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 13:07:03,019 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 13:07:03,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 13:07:03,024 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 13:07:03,025 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 13:07:03,026 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 13:07:03,026 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 13:07:03,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 13:07:03,035 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 13:07:03,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 13:07:03,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 13:07:03,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 13:07:03,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 13:07:03,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 13:07:03,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 13:07:03,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 13:07:03,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 13:07:03,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 13:07:03,052 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 13:07:03,052 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 13:07:03,053 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 13:07:03,054 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 13:07:03,055 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 13:07:03,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 13:07:03,061 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 13:07:03,062 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 13:07:03,063 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 13:07:03,063 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 13:07:03,064 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 13:07:03,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 13:07:03,065 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 13:07:03,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 13:07:03,075 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 13:07:03,077 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 13:07:03,077 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 13:07:03,077 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 13:07:03,078 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 13:07:03,078 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 13:07:03,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 13:07:03,151 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 13:07:03,153 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 13:07:03,157 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 13:07:03,157 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 13:07:03,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_6_e7_5046_e7_3623.smt2 [2018-06-21 13:07:03,159 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 13:07:03,248 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_6_e7_5046_e7_3623.smt2 unknown [2018-06-21 13:07:03,781 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_6_e7_5046_e7_3623.smt2 [2018-06-21 13:07:03,786 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 13:07:03,793 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 13:07:03,794 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 13:07:03,794 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 13:07:03,796 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 13:07:03,797 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 01:07:03" (1/1) ... Received shutdown request... [2018-06-21 13:08:01,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:08:01,879 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:08:01,880 WARN L1010 $PredicateComparison]: unable to prove that (and (= 0 c_hhv_state_24_Int) (let ((.cse0 (= c_hhv_state_28_Int c_hhv_state_24_Int))) (=> .cse0 (and (= c_hhv_state_24_Int 0) .cse0 (=> .cse0 .cse0)))) (ite (< 0 (+ c_hhv_state_28_Int 1)) (<= c_hhv_state_28_Int 0) (<= 0 c_hhv_state_28_Int))) is different from false [2018-06-21 13:08:01,881 WARN L1032 $PredicateComparison]: unable to prove that (and (= 0 c_hhv_state_24_Int) (let ((.cse0 (= c_hhv_state_28_Int c_hhv_state_24_Int))) (=> .cse0 (and (= c_hhv_state_24_Int 0) .cse0 (=> .cse0 .cse0)))) (ite (< 0 (+ c_hhv_state_28_Int 1)) (<= c_hhv_state_28_Int 0) (<= 0 c_hhv_state_28_Int))) is different from true [2018-06-21 13:08:01,887 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 13:08:01,887 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-21 13:08:01,889 INFO L168 Benchmark]: Toolchain (without parser) took 58102.45 ms. Allocated memory was 308.8 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 245.3 MB in the beginning and 377.9 MB in the end (delta: -132.5 MB). Peak memory consumption was 890.9 MB. Max. memory is 3.6 GB. [2018-06-21 13:08:01,890 INFO L168 Benchmark]: SmtParser took 0.23 ms. Allocated memory is still 308.8 MB. Free memory is still 276.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 13:08:01,891 INFO L168 Benchmark]: TreeAutomizer took 58094.91 ms. Allocated memory was 308.8 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 245.3 MB in the beginning and 377.9 MB in the end (delta: -132.5 MB). Peak memory consumption was 890.9 MB. Max. memory is 3.6 GB. [2018-06-21 13:08:01,892 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.23 ms. Allocated memory is still 308.8 MB. Free memory is still 276.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 58094.91 ms. Allocated memory was 308.8 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 245.3 MB in the beginning and 377.9 MB in the end (delta: -132.5 MB). Peak memory consumption was 890.9 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 16. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_6_e7_5046_e7_3623.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_13-08-01-908.csv Completed graceful shutdown