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[INFO] BUILD FAILURE
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[INFO] Total time: 15.551 s
[INFO] Finished at: 2019-12-13T06:29:17-05:00
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[ERROR] Failed to execute goal org.apache.rat:apache-rat-plugin:0.13:check (default) on project dkpro-core-api-io-asl: Too many files with unapproved license: 5 See RAT report in: /Users/desilets/Documents/GitRepositories/dkpro-core/dkpro-core-api-io-asl/target/rat.txt -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureExceptionEnter code here...
You have a "bin" folder there which is not part of the normal project structure. Maven compiles into "target" and if the project is properly set up as a Maven project in Eclipse/IntellJ, they compile to "target" as well.