these 3 derivations will be built:
  /nix/store/90bm1dbdjsmz311y8ad7anv6gcvp0bpx-treefmt.toml.drv
  /nix/store/3pvzdn1sv0bx1dhqpn507cgrqh4wdpsz-treefmt.drv
  /nix/store/79wjwqhji1am8kp4my8r3m87mlg0p5qm-treefmt-check.drv