these 3 derivations will be built:
  /nix/store/qvlqbg6jwrd8zlzz32wja2g8fwhigj3r-treefmt.toml.drv
  /nix/store/ayd5mxsfynxmzi6i1cqw6jpiz423826h-treefmt.drv
  /nix/store/fbddhd5m4sbd2qjrb3rvl9zs1jgpbkdv-treefmt-check.drv