java -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/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/cav12/pipeline-bug.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 03:06:46,111 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 03:06:46,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 03:06:46,126 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 03:06:46,127 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 03:06:46,128 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 03:06:46,129 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 03:06:46,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 03:06:46,133 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 03:06:46,134 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 03:06:46,135 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 03:06:46,135 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 03:06:46,136 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 03:06:46,137 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 03:06:46,137 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 03:06:46,138 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 03:06:46,140 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 03:06:46,142 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 03:06:46,144 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 03:06:46,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 03:06:46,147 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 03:06:46,149 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-15 03:06:46,158 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 03:06:46,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 03:06:46,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 03:06:46,175 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 03:06:46,175 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 03:06:46,176 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 03:06:46,176 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 03:06:46,177 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 03:06:46,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 03:06:46,242 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 03:06:46,249 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 03:06:46,251 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 03:06:46,251 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 03:06:46,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/pipeline-bug.smt2 [2018-06-15 03:06:46,253 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 03:06:46,350 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/pipeline-bug.smt2 unknown [2018-06-15 03:06:47,313 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/pipeline-bug.smt2 [2018-06-15 03:06:47,320 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 03:06:47,329 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 03:06:47,330 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 03:06:47,330 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 03:06:47,333 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 03:06:47,335 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 03:06:47" (1/1) ... [2018-06-15 03:06:47,403 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:06:49,241 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:06:52,551 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:06:58,248 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:07:05,102 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:07:14,852 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:07:24,145 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 03:07:36,057 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-15 03:07:39,767 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-15 03:07:39,768 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-15 03:07:39,770 INFO L168 Benchmark]: Toolchain (without parser) took 52448.95 ms. Allocated memory was 334.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 290.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-15 03:07:39,772 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 274.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 03:07:39,773 INFO L168 Benchmark]: TreeAutomizer took 52439.58 ms. Allocated memory was 334.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 290.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-15 03:07:39,774 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 308.3 MB. Free memory is still 274.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 52439.58 ms. Allocated memory was 334.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 290.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. 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/pipeline-bug.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_03-07-39-785.csv Completed graceful shutdown