these 3 derivations will be built:
  /nix/store/5fxfn95c9n02a3zpdl9qih89z86njbb1-treefmt.toml.drv
  /nix/store/0pa5aa0748vcp3697dp8bqf503bf54sp-treefmt.drv
  /nix/store/6c2ryc0dqjj5cj8xb90cbvzdb64fhjcb-treefmt-check.drv