these 3 derivations will be built:
  /nix/store/w0k0nvy3jrvwz9jbb0xkxr3nm1nabxfk-treefmt.toml.drv
  /nix/store/ijkj5q7r14kr2axrg35ssr15963clj1s-treefmt.drv
  /nix/store/k2w366wxb3x3kqvgimjl1yin5gvqh9ib-treefmt-check.drv