Using snapcraft v4.3: $ snapcraft build part1 <snip> Pulling part1 Pulling part2 Building part1 Building part2 I expect that to ONLY build "part1". Particularly given the help text: $ snapcraft build --help Usage: snapcraft build [OPTIONS] <part>...   Build artifacts defined for a part.   Examples:       snapcraft build       snapcraft build my-part1 my-part2 <snip>