Aug 30 05:51:13.572 ERRO this task or one of its parent failed! Aug 30 05:51:13.572 ERRO failed to generate lockfile for reql-io-0.1.0 Aug 30 05:51:13.572 ERRO caused by: unable to generate lockfile for reql-io-0.1.0 Aug 30 05:51:13.572 ERRO caused by: command `"docker" "start" "-a" "29e6a541639fc72567a3ee8efc5f4e04469abb488451bb677cd537f342ca23c9"` failed