these 3 derivations will be built:
  /nix/store/zdfrq30dbny75a9vx9zcw97k9xk84839-treefmt.toml.drv
  /nix/store/h1n260n2v9lkb46wixai1x088whdgc8v-treefmt.drv
  /nix/store/g3j1xd672cw8p80vzcspsckrc9sjcph4-treefmt-check.drv