Nightly CI build for the Rails repo

Daily build with Ruby head

Failed in 21m 51s
:pipeline: rails-nightly-initial-pipeline
rubocoprubocop --parallel
Waited 3s
·
Ran in 3m 25s
activerecord mysql2 (master) [prepared_statements]rake db:mysql:rebuild mysql2:test
Waited 4s
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Ran in 5m 29s
Total Job Run Time: 10h 29m