Aug 01 17:59:04.841 ERRO this task or one of its parent failed!
Aug 01 17:59:04.841 ERRO failed to generate lockfile for CleverCloud/metrics-spec
Aug 01 17:59:04.841 ERRO caused by: unable to generate lockfile for CleverCloud/metrics-spec
Aug 01 17:59:04.841 ERRO caused by: command `"docker" "start" "-a" "dad31bb23a75623e70f9a6259133f18d145a43e5e3c5bcdb53565576bf6037eb"` failed