Checking cache for default-1... No URL provided, cache will not be downloaded from shared cache server. Instead a local version of cache will be extracted. Successfully extracted cache Executing "step_script" stage of the job script $ yarn install --frozen-lockfile --silent --non-interactive warning package-lock.json found. Your project contains lock files generated by tools other than Yarn. It is advised not to mix package managers in order to avoid resolution inconsistencies caused by unsynchronized lock files. To clear this warning, remove package-lock.json. error Your lockfile needs to be updated, but yarn was run with `--frozen-lockfile`. Cleaning up file based variables ERROR: Job failed: exit code 1