these 3 derivations will be built:
  /nix/store/qiacaw6zw52p3j904sxc46dzlv60jjbb-treefmt.toml.drv
  /nix/store/qr5fiyb73iwysfldjp39llx8bl3sgmcg-treefmt.drv
  /nix/store/014kjp6hy9580n0rh64xk1dsw20lda1j-treefmt-check.drv
this path will be fetched (258.0 KiB download, 583.5 KiB unpacked):
  /nix/store/a8snvaw47y3l6ar6nr92ggs6x9vjqv8g-json2x-0.1.0