info There appears to be trouble with your network connection. Retrying... info There appears to be trouble with your network connection. Retrying... info There appears to be trouble with your network connection. Retrying... info There appears to be trouble with your network connection. Retrying... error An unexpected error occurred: "http://registry.local/babel-polyfill/-/babel-polyfill-6.26.0.tgz: getaddrinfo ENOTFOUND registry.local registry.local:80". info If you think this is a bug, please open a bug report with the information provided in "/builds/audi-ci/ci-2017/yarn-error.log". info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command. Cleaning up file based variables ERROR: Job failed: exit code 1