Failure in qa/specs/features/project/fork_project_spec.rb since Sign-ups are disabled on staging

Job #86211865 failed for be069674:

  1) Project fork can submit merge requests to upstream master
     Failure/Error:
       merge_request = Factory::Resource::MergeRequestFromFork.fabricate! do |merge_request|
         merge_request.fork_branch = 'feature-branch'
       end
     
     Capybara::ElementNotFound:
       Unable to find visible link or button "Register"
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/node/finders.rb:314:in `block in synced_resolve'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/node/base.rb:85:in `synchronize'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/node/finders.rb:302:in `synced_resolve'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/node/finders.rb:37:in `find'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/node/actions.rb:25:in `click_link_or_button'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/session.rb:810:in `block (2 levels) in <class:Session>'
     # /usr/local/bundle/gems/capybara-2.16.1/lib/capybara/dsl.rb:50:in `block (2 levels) in <module:DSL>'
     # ./qa/page/main/login.rb:69:in `switch_to_register_tab'
     # ./qa/factory/resource/user.rb:26:in `block in fabricate!'
     # ./qa/scenario/actable.rb:5:in `instance_exec'
     # ./qa/scenario/actable.rb:5:in `act'
     # ./qa/scenario/actable.rb:18:in `act'
/usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/shellout.rb:31:in `block in execute!': Docker command `docker run -t --rm --net=bridge --env GITLAB_USERNAME="$GITLAB_USERNAME" --env GITLAB_PASSWORD="$GITLAB_PASSWORD" --env GITLAB_QA_ACCESS_TOKEN="$GITLAB_QA_ACCESS_TOKEN" --env GITHUB_ACCESS_TOKEN="$GITHUB_ACCESS_TOKEN" --env GCLOUD_ACCOUNT_EMAIL="$GCLOUD_ACCOUNT_EMAIL" --env GCLOUD_ACCOUNT_KEY="$GCLOUD_ACCOUNT_KEY" --env GCLOUD_ZONE="$GCLOUD_ZONE" --volume /var/run/docker.sock:/var/run/docker.sock:z --volume /builds/gitlab-org/quality/staging/gitlab-qa-run-2018-08-02-04-45-17-0cc94a3d/gitlab-ee-qa-4f3f001f:/home/qa/tmp:z --name gitlab-ee-qa-4f3f001f dev.gitlab.org:5005/gitlab/omnibus-gitlab/gitlab-ee-qa:11.2.0-rc1-ee Test::Instance https://staging.gitlab.com` failed! (Gitlab::QA::Docker::Shellout::StatusError)
	from /usr/local/lib/ruby/2.4.0/open3.rb:205:in `popen_run'
	from /usr/local/lib/ruby/2.4.0/open3.rb:190:in `popen2e'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/shellout.rb:19:in `execute!'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/command.rb:36:in `execute!'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/engine.rb:22:in `block in run'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/engine.rb:16:in `tap'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/docker/engine.rb:16:in `run'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/component/specs.rb:24:in `perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:8:in `block in perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:6:in `tap'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:6:in `perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/test/instance/staging.rb:26:in `perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:8:in `block in perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:6:in `tap'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/lib/gitlab/qa/scenario/template.rb:6:in `perform'
	from /usr/local/bundle/gems/gitlab-qa-2.1.0/exe/gitlab-qa:7:in `<top (required)>'
	from /usr/local/bundle/bin/gitlab-qa:23:in `load'
	from /usr/local/bundle/bin/gitlab-qa:23:in `<main>'
     # ./qa/factory/resource/user.rb:26:in `fabricate!'
     # ./qa/factory/base.rb:23:in `block in fabricate!'
     # ./qa/factory/base.rb:16:in `tap'
     # ./qa/factory/base.rb:16:in `fabricate!'
     # ./qa/factory/dependency.rb:32:in `fabricate!'
     # ./qa/factory/dependency.rb:19:in `build!'
     # ./qa/factory/base.rb:20:in `block (2 levels) in fabricate!'
     # ./qa/factory/base.rb:19:in `each'
     # ./qa/factory/base.rb:19:in `block in fabricate!'
     # ./qa/factory/base.rb:16:in `tap'
     # ./qa/factory/base.rb:16:in `fabricate!'
     # ./qa/factory/dependency.rb:32:in `fabricate!'
     # ./qa/factory/dependency.rb:19:in `build!'
     # ./qa/factory/base.rb:20:in `block (2 levels) in fabricate!'
     # ./qa/factory/base.rb:19:in `each'
     # ./qa/factory/base.rb:19:in `block in fabricate!'
     # ./qa/factory/base.rb:16:in `tap'
     # ./qa/factory/base.rb:16:in `fabricate!'
     # ./qa/specs/features/project/fork_project_spec.rb:7:in `block (2 levels) in <module:QA>'
     # ./qa/specs/runner.rb:22:in `perform'
     # ./qa/scenario/template.rb:7:in `block in perform'
     # ./qa/scenario/template.rb:5:in `tap'
     # ./qa/scenario/template.rb:5:in `perform'
     # ./qa/scenario/test/instance.rb:22:in `perform'
     # ./qa/scenario/template.rb:7:in `block in perform'
     # ./qa/scenario/template.rb:5:in `tap'
     # ./qa/scenario/template.rb:5:in `perform'
     # ./qa/scenario/bootable.rb:14:in `launch!'