these 3 derivations will be built:
  /nix/store/72a21qw0i4r8kj7n5fpdq8p7inkwch05-treefmt.toml.drv
  /nix/store/kj63bcq15x50vd6ywpx41arx25h6skcq-treefmt.drv
  /nix/store/n3csxn20chr0nbz5pjiiqnmr5iasl1f6-treefmt-check.drv