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/FIREFLY_4_e3_3511_e4_1464.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 13:41:24,751 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 13:41:24,755 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 13:41:24,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 13:41:24,768 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 13:41:24,769 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 13:41:24,770 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 13:41:24,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 13:41:24,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 13:41:24,777 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 13:41:24,778 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 13:41:24,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 13:41:24,779 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 13:41:24,780 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 13:41:24,781 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 13:41:24,784 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 13:41:24,786 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 13:41:24,799 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 13:41:24,800 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 13:41:24,801 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 13:41:24,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 13:41:24,804 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-21 13:41:24,819 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 13:41:24,830 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 13:41:24,830 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 13:41:24,832 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 13:41:24,832 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 13:41:24,833 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 13:41:24,834 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 13:41:24,834 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 13:41:24,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 13:41:24,902 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 13:41:24,907 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 13:41:24,908 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 13:41:24,909 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 13:41:24,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e4_1464.smt2 [2018-06-21 13:41:24,911 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 13:41:24,981 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e4_1464.smt2 unknown [2018-06-21 13:41:25,375 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e4_1464.smt2 [2018-06-21 13:41:25,380 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 13:41:25,386 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 13:41:25,387 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 13:41:25,387 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 13:41:25,390 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 13:41:25,391 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 01:41:25" (1/1) ... Received shutdown request... [2018-06-21 13:42:14,877 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:42:14,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-21 13:42:14,880 WARN L1010 $PredicateComparison]: unable to prove that (and (= 0 c_hhv_state_20_Int) (= c_hhv_state_16_Int c_hhv_state_20_Int) (<= (+ c_hhv_state_22_Int c_hhv_state_18_Int) c_hhv_state_1_Int) (= c_hhv_state_20_Int c_hhv_state_16_Int) (<= c_hhv_state_18_Int 0)) is different from false [2018-06-21 13:42:14,881 WARN L1032 $PredicateComparison]: unable to prove that (and (= 0 c_hhv_state_20_Int) (= c_hhv_state_16_Int c_hhv_state_20_Int) (<= (+ c_hhv_state_22_Int c_hhv_state_18_Int) c_hhv_state_1_Int) (= c_hhv_state_20_Int c_hhv_state_16_Int) (<= c_hhv_state_18_Int 0)) is different from true [2018-06-21 13:42:14,885 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-21 13:42:14,885 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-21 13:42:14,887 INFO L168 Benchmark]: Toolchain (without parser) took 49507.09 ms. Allocated memory was 306.7 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 249.1 MB in the beginning and 1.0 GB in the end (delta: -793.8 MB). Peak memory consumption was 241.2 MB. Max. memory is 3.6 GB. [2018-06-21 13:42:14,889 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 306.7 MB. Free memory is still 271.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 13:42:14,889 INFO L168 Benchmark]: TreeAutomizer took 49499.46 ms. Allocated memory was 306.7 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 249.1 MB in the beginning and 1.0 GB in the end (delta: -793.8 MB). Peak memory consumption was 241.2 MB. Max. memory is 3.6 GB. [2018-06-21 13:42:14,891 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 306.7 MB. Free memory is still 271.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 49499.46 ms. Allocated memory was 306.7 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 249.1 MB in the beginning and 1.0 GB in the end (delta: -793.8 MB). Peak memory consumption was 241.2 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 13. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_3511_e4_1464.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_13-42-14-899.csv Completed graceful shutdown