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I did some search and it seems the default value for
TRAVIS_WORKER_DOCKER_CPUS
is 2 already. I'm not sure if this is the right fixhttps://github.com/travis-ci/worker/blob/b6839eb59412dd46ec2feccc85660c2afd990772/.example.env#L49-L51
https://github.com/travis-ci/worker/blob/b6839eb59412dd46ec2feccc85660c2afd990772/backend/docker.go#L60
For the original issue #890, have you observed other builds in this repo hitting the same error?