ERROR: unknown command: doesnotexist
Usage: myos [options] <command> [stack...] [VAR=value...] [-- args...]

Options:
 -C DIR work in DIR instead of the current directory
 -e ENV environment (default: local, or ENV from the config)
 -H HOSTS run on remote hosts instead (comma separated, or "all")
 -n, --dry-run print the commands instead of running them
 --color WHEN always, never or auto (default: colour when on a terminal)
 -v, --verbose show what myos does
 -d, --debug show every command
 -h, --help this help

Commands:
 up down start stop restart recreate manage the containers of a stack
 ps logs config exec run inspect and enter them
 ls [--groups] list the stacks myos can see
 env [VAR...] show resolved variables
 doctor check the installation
 version print the myos version

Stacks:
 myos up the stack of the current directory
 myos up host a group, expanded from host=... in a .env or .mk
 myos up host/fabio a single stack
 myos up postgres:9.6 a versioned stack
[exit 2]