these 3 derivations will be built:
  /nix/store/0ic9wypdxj0i6prdlnwpmwbns2m87345-treefmt.toml.drv
  /nix/store/j7qihdh8ji9vf82d2h12drwpmdydli2q-treefmt.drv
  /nix/store/71wzis36rj7ddwgp1mrjc5y1gdqnw0fr-treefmt-check.drv