this derivation will be built: /nix/store/pj9vynfx7i1ba1h5q2zk5wngk3wad9wx-treefmt.toml.drv these 2 paths will be fetched (53.5 MiB download, 122.1 MiB unpacked): /nix/store/0gcx21wp2zqabgg24as69pshc34y9jmh-erlang-28.5.0.7 /nix/store/47mnhjhg6b00vl32wy4g0b9k9zrb61wg-erlfmt-1.8.0