these 3 derivations will be built:
  /nix/store/73szym2pyd7m5gif42sqvgzv7wf34848-treefmt.toml.drv
  /nix/store/pw7k8qqddbvfq5brs3qp4pdq3pywn5ra-treefmt.drv
  /nix/store/ys6dc5zg0s08mrgnzz64bhi7z8xrxpzv-treefmt-check.drv