[jira] [Created] (ARROW-11148) apache-rat-plugin is not thread-safe warnings

["Andrew Wieteska (Jira)" <ji...@apache.org>]

Andrew Wieteska created ARROW-11148:
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             Summary: apache-rat-plugin is not thread-safe warnings
                 Key: ARROW-11148
                 URL: https://issues.apache.org/jira/browse/ARROW-11148
             Project: Apache Arrow
          Issue Type: Bug
            Reporter: Andrew Wieteska
         Attachments: 6_Execute Docker Build.txt

We're getting these warnings in some nightly builds. I don't have the expertise: are they likely to be causing problems now? (or later?)
 
 
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|[WARNING] ***************************************************************** 
[WARNING] * Your build is requesting parallel execution, but project * 
[WARNING] * contains the following plugin(s) that have goals not marked * 
[WARNING] * as @threadSafe to support parallel building. * 
[WARNING] * While this /may/ work fine, please look for plugin updates * 
[WARNING] * and/or request plugins be made thread-safe. * 
[WARNING] * If reporting an issue, report it against the plugin in * 
[WARNING] * question, not against maven-core * 
[WARNING] ***************************************************************** 
[WARNING] The following plugins are not marked @threadSafe in Arrow Flight GRPC: 
[WARNING] org.apache.rat:apache-rat-plugin:0.13 
[WARNING] org.apache.maven.plugins:maven-site-plugin:3.5.1 
[WARNING] Enable debug to see more precisely which goals are not marked @threadSafe. 
[WARNING] *****************************************************************|
 



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