Sep 21 10:10:29.085 ERRO this task or one of its parent failed!
Sep 21 10:10:29.085 ERRO failed to generate lockfile for futures-sink-preview-0.3.0-alpha.6
Sep 21 10:10:29.085 ERRO caused by: unable to generate lockfile for futures-sink-preview-0.3.0-alpha.6
Sep 21 10:10:29.085 ERRO caused by: command `"docker" "start" "-a" "812cad160d752069e8f35e0e0c0542446fce1e57841496a92685745911663adf"` failed