these 3 derivations will be built:
  /nix/store/vby1q4zjqq25zkwn3ja162w1ifzix5vp-treefmt.toml.drv
  /nix/store/7j5y7k3dhg96ral8lkba9bq9if42rz29-treefmt.drv
  /nix/store/5fmfgrrn2658g0vqkyq3v9f78dn0bjwy-treefmt-check.drv