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https://issues.apache.org/jira/browse/YETUS-335?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15195577#comment-15195577
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Allen Wittenauer commented on YETUS-335:
----------------------------------------
https://github.com/janlelis/unicode-display_width/issues/6 seems to indicate we
either upgrade to ruby 2.0 or pull an old version of rubocop or pull an
alternate version of unicode-display_width
> yetus docker image failing
> --------------------------
>
> Key: YETUS-335
> URL: https://issues.apache.org/jira/browse/YETUS-335
> Project: Yetus
> Issue Type: Bug
> Components: Test Patch
> Affects Versions: 0.2.0
> Reporter: Allen Wittenauer
> Priority: Blocker
>
> {code}
> Step 16 : RUN gem install rubocop --no-ri --no-rdoc
> ---> Running in f27550136210
> Invalid gemspec in
> [/var/lib/gems/1.9.1/specifications/unicode-display_width-1.0.2.gemspec]:
> Illformed requirement ["< 3.0.0, >= 1.9.3"]
> Invalid gemspec in
> [/var/lib/gems/1.9.1/specifications/unicode-display_width-1.0.2.gemspec]:
> Illformed requirement ["< 3.0.0, >= 1.9.3"]
> Invalid gemspec in
> [/var/lib/gems/1.9.1/specifications/unicode-display_width-1.0.2.gemspec]:
> Illformed requirement ["< 3.0.0, >= 1.9.3"]
> ERROR: Error installing rubocop:
> rubocop requires unicode-display_width (>= 1.0.1, ~> 1.0)
> The command '/bin/sh -c gem install rubocop --no-ri --no-rdoc' returned a
> non-zero code: 1
> {code}
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