these 3 derivations will be built:
  /nix/store/bbmw9dw90rnxfaq0bb15cdxg6ly505ps-treefmt.toml.drv
  /nix/store/rfdckzxzdbhg8g7d7ps69g9hwy7nwgkq-treefmt.drv
  /nix/store/6yia0qqw2wjfpcsg8x7d4hjbzw72jhcd-treefmt-check.drv
this path will be fetched (9.7 MiB download, 37.8 MiB unpacked):
  /nix/store/d177lmilhgfzv2qmbi8yrhc3zrjdy6wg-vale-3.17.1