these 3 derivations will be built:
  /nix/store/ps38cwpjmwqpmkxxjzrxr12h57piyanp-treefmt.toml.drv
  /nix/store/0d5c637p5bpf4425afv7s32cf369y1r4-treefmt.drv
  /nix/store/xl232ixb0zpirassc9vr89x56xlg12z5-treefmt-check.drv