Nightly CI build for the Rails repo

Daily build with Ruby head

Failed in 42m 30s
:pipeline: rails-nightly-initial-pipeline
rubocoprubocop --parallel
Waited 11m 26s
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Ran in 3m 1s
actionpack (master) [rack-head]rake test
Waited 11m 42s
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Ran in 1m 30s
activerecord mysql2 (master) [prepared_statements]rake db:mysql:rebuild mysql2:test
Waited 11m 50s
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Ran in 4m 20s
guides (master)rake test
Waited 12m 2s
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Ran in 5m 44s
guides (yjit)rake test
Waited 13m 55s
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Ran in 3m 4s
guides (master-debug)rake test
Waited 12m 35s
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Ran in 5m 42s
Total Job Run Time: 10h 9m