Sep 10 18:39:35.136 ERRO this task or one of its parent failed!
Sep 10 18:39:35.136 ERRO failed to generate lockfile for generator_ext-0.1.2
Sep 10 18:39:35.136 ERRO caused by: unable to generate lockfile for generator_ext-0.1.2
Sep 10 18:39:35.136 ERRO caused by: command `"docker" "start" "-a" "9b67f433afe1c00ddbbd1f3e488ae8dad31ca8e9138d2f032ca174f592eb4f1b"` failed