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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5d4fca [2018-06-19 16:08:33,004 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-19 16:08:33,006 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-19 16:08:33,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-19 16:08:33,026 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-19 16:08:33,027 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-19 16:08:33,028 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-19 16:08:33,029 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-19 16:08:33,030 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-19 16:08:33,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-19 16:08:33,034 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-19 16:08:33,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-19 16:08:33,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-19 16:08:33,043 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-19 16:08:33,046 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-19 16:08:33,069 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-19 16:08:33,077 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-19 16:08:33,077 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-19 16:08:33,079 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-19 16:08:33,079 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-19 16:08:33,080 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-19 16:08:33,080 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-19 16:08:33,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-19 16:08:33,139 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-19 16:08:33,143 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-19 16:08:33,145 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-19 16:08:33,145 INFO L276 PluginConnector]: SmtParser initialized [2018-06-19 16:08:33,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 [2018-06-19 16:08:33,148 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-19 16:08:33,244 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 unknown [2018-06-19 16:08:33,453 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp18-benchmarks/lra/chc-lra-0003.smt2 [2018-06-19 16:08:33,458 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-19 16:08:33,464 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-19 16:08:33,465 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-19 16:08:33,465 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-19 16:08:33,468 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-19 16:08:33,469 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 19.06 04:08:33" (1/1) ... [2018-06-19 16:08:37,144 WARN L168 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 27 [2018-06-19 16:08:38,425 WARN L168 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 298 DAG size of output: 39 [2018-06-19 16:08:49,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:08:49,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:08:50,038 WARN L168 SmtUtils]: Spent 8.74 s on a formula simplification. DAG size of input: 968 DAG size of output: 69 [2018-06-19 16:08:50,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:08:51,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:08:51,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,093 WARN L168 SmtUtils]: Spent 11.72 s on a formula simplification. DAG size of input: 1444 DAG size of output: 96 [2018-06-19 16:09:02,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:02,904 WARN L168 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 77 [2018-06-19 16:09:11,345 WARN L168 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 828 DAG size of output: 195 [2018-06-19 16:09:12,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:13,436 WARN L168 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 694 DAG size of output: 86 [2018-06-19 16:09:14,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:15,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:16,456 WARN L168 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 923 DAG size of output: 84 [2018-06-19 16:09:18,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:19,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:19,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-19 16:09:21,545 WARN L168 SmtUtils]: Spent 4.66 s on a formula simplification. DAG size of input: 1239 DAG size of output: 89 [2018-06-19 16:09:23,345 WARN L168 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 46 Received shutdown request... [2018-06-19 16:09:24,870 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:918) 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:402) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-19 16:09:24,874 INFO L168 Benchmark]: Toolchain (without parser) took 51415.91 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 267.7 MB in the beginning and 778.0 MB in the end (delta: -510.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-19 16:09:24,882 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 308.3 MB. Free memory is still 275.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-19 16:09:24,882 INFO L168 Benchmark]: TreeAutomizer took 51408.79 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 266.7 MB in the beginning and 778.0 MB in the end (delta: -511.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-19 16:09:24,889 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 308.3 MB. Free memory is still 275.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51408.79 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 266.7 MB in the beginning and 778.0 MB in the end (delta: -511.3 MB). Peak memory consumption was 1.2 GB. 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/chc-lra-0003.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-19_16-09-24-900.csv Completed graceful shutdown