these 3 derivations will be built:
  /nix/store/b32qj6gvpy224m7q33s0v3alfx6lc9m5-treefmt.toml.drv
  /nix/store/5l0db0miv8cqd9rmdbrfyql4qyb2vdix-treefmt.drv
  /nix/store/0kk33zdh2xhayiwynxx9n77zvfqp2vlh-treefmt-check.drv