these 3 derivations will be built:
  /nix/store/ksakbbs3abvy7zkby0gla1kqidla1zym-treefmt.toml.drv
  /nix/store/3rx27p9559rnv1h8zgk00h0xg94bglz0-treefmt.drv
  /nix/store/37hhzpj2ivcqqqkvc42p65z20skjjdbd-treefmt-check.drv