Current docker upgrade fails

[robbyoconnor]

Looks like someone reported this and I did a dupe but:

Latest automatic backup failed

Looks like the latest update to tests-passed failed in our Docker Manager: I was updating to cde1883 Currently at 119225e *** Bundling assets. This might take a while *** $ bundle exec rake assets:precompile Purging temp files rake aborted! NoMethodError: undefined method `each_pair' for nil:NilClass /var/www/discourse/vendor/bundle/ruby/2.3.0/gems/activesupport-4.2.7.1/lib/active_support/core_ext/hash/deep_merge.rb:22:in `deep_merge!' /var/www/discourse/lib/js_locale_helper.rb:10:in `block …