these 4 derivations will be built:
  /nix/store/ril7l9fb0kjf4fxfm3dr4bijd7wmpvh6-nixfmt-rs-0.4.1.drv
  /nix/store/9374wq1ybfkq28n9cj6b9834z46psfx7-treefmt.toml.drv
  /nix/store/n1cspha89bi3055agnsd84ahjfwk7g5v-treefmt.drv
  /nix/store/wh3kswa5haxhvncaf8dbyhgk7s1cgf73-treefmt-check.drv
this path will be fetched (18.2 MiB download, 200.9 MiB unpacked):
  /nix/store/di888lq12vgz8d050yav54ar6218rlp6-nixfmt-rs-0.4.1-vendor