Transient failure on Ruby 2.1 in `bundle_rake_spec`
It fails with private method 'color' called for " Warning ":String
Example failures: https://gitlab.com/gitlab-org/gitlab-ce/builds/10022508 and https://gitlab.com/gitlab-org/gitlab-ce/builds/10016628
gitlab:app namespace rake task backup_restore gitlab version fails on mismatch
Failure/Error:
expect { run_rake_task('gitlab:backup:restore') }.
to raise_error(SystemExit)
expected SystemExit, got #<NoMethodError: private method `color' called for " Warning ":String> with backtrace:
# ./lib/tasks/gitlab/task_helpers.rb:109:in `warn_user_is_not_gitlab'
# ./lib/tasks/gitlab/backup.rake:29:in `block (3 levels) in <top (required)>'
# ./spec/tasks/gitlab/backup_rake_spec.rb:27:in `run_rake_task'
# ./spec/tasks/gitlab/backup_rake_spec.rb:61:in `block (5 levels) in <top (required)>'
# ./spec/tasks/gitlab/backup_rake_spec.rb:61:in `block (4 levels) in <top (required)>'
# ./spec/tasks/gitlab/backup_rake_spec.rb:61:in `block (4 levels) in <top (required)>'