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/vmt-chc-benchmarks/lustre/ticket3i_all_e2_1117_e7_553.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 20:58:53,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 20:58:53,949 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 20:58:53,960 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 20:58:53,960 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 20:58:53,961 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 20:58:53,962 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 20:58:53,964 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 20:58:53,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 20:58:53,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 20:58:53,967 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 20:58:53,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 20:58:53,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 20:58:53,970 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 20:58:53,971 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 20:58:53,972 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 20:58:53,973 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 20:58:53,975 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 20:58:53,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 20:58:53,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 20:58:53,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 20:58:53,982 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-23 20:58:53,987 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 20:58:53,988 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 20:58:53,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 20:58:53,989 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 20:58:53,990 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 20:58:53,990 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 20:58:53,991 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 20:58:53,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 20:58:53,998 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 20:58:54,000 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 20:58:54,000 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 20:58:54,000 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 20:58:54,009 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 20:58:54,010 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 20:58:54,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 20:58:54,070 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 20:58:54,074 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 20:58:54,075 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 20:58:54,076 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 20:58:54,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e2_1117_e7_553.smt2 [2018-06-23 20:58:54,078 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 20:58:54,169 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e2_1117_e7_553.smt2 unknown [2018-06-23 20:58:54,597 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e2_1117_e7_553.smt2 [2018-06-23 20:58:54,603 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 20:58:54,609 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 20:58:54,610 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 20:58:54,610 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 20:58:54,613 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 20:58:54,614 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 08:58:54" (1/1) ... [2018-06-23 20:58:57,551 WARN L168 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 35 [2018-06-23 20:58:59,088 WARN L168 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 66 [2018-06-23 20:59:00,233 WARN L168 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-06-23 20:59:01,301 WARN L168 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 53 [2018-06-23 20:59:02,422 WARN L168 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 52 [2018-06-23 20:59:06,190 WARN L168 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 587 DAG size of output: 100 [2018-06-23 20:59:06,543 WARN L168 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 48 [2018-06-23 20:59:09,044 WARN L168 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 339 DAG size of output: 118 [2018-06-23 20:59:09,361 WARN L168 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 35 [2018-06-23 20:59:11,124 WARN L168 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 121 [2018-06-23 20:59:15,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:16,556 WARN L168 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 621 DAG size of output: 130 [2018-06-23 20:59:16,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:16,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:17,280 WARN L168 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 33 [2018-06-23 20:59:18,642 WARN L168 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 96 [2018-06-23 20:59:21,323 WARN L168 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 433 DAG size of output: 154 [2018-06-23 20:59:21,556 WARN L168 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 35 [2018-06-23 20:59:25,824 WARN L168 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 658 DAG size of output: 201 [2018-06-23 20:59:27,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:28,655 WARN L168 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 584 DAG size of output: 125 [2018-06-23 20:59:29,415 WARN L168 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 68 [2018-06-23 20:59:32,685 WARN L168 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 516 DAG size of output: 119 [2018-06-23 20:59:33,006 WARN L168 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 36 [2018-06-23 20:59:34,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:36,157 WARN L168 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 510 DAG size of output: 148 [2018-06-23 20:59:36,674 WARN L168 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 53 [2018-06-23 20:59:39,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:39,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 20:59:41,926 WARN L168 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 938 DAG size of output: 176 [2018-06-23 20:59:42,839 WARN L168 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 82 [2018-06-23 20:59:45,860 WARN L168 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 684 DAG size of output: 138 [2018-06-23 20:59:46,927 WARN L168 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 78 Received shutdown request... [2018-06-23 20:59:47,717 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Timeout exceeded at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:235) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$0(Interpolator.java:233) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:130) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:919) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.retrieveInterpolantsMap(TreeAutomizerCEGAR.java:422) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:201) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver.process(TreeAutomizerObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-23 20:59:47,722 INFO L168 Benchmark]: Toolchain (without parser) took 53117.69 ms. Allocated memory was 305.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 248.6 MB in the beginning and 435.5 MB in the end (delta: -186.9 MB). Peak memory consumption was 906.7 MB. Max. memory is 3.6 GB. [2018-06-23 20:59:47,725 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 305.1 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 20:59:47,725 INFO L168 Benchmark]: TreeAutomizer took 53110.71 ms. Allocated memory was 305.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 248.6 MB in the beginning and 435.5 MB in the end (delta: -186.9 MB). Peak memory consumption was 906.7 MB. Max. memory is 3.6 GB. [2018-06-23 20:59:47,727 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 305.1 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 53110.71 ms. Allocated memory was 305.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 248.6 MB in the beginning and 435.5 MB in the end (delta: -186.9 MB). Peak memory consumption was 906.7 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: Timeout exceeded de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: Timeout exceeded: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:235) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_all_e2_1117_e7_553.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_20-59-47-742.csv Completed graceful shutdown