these 3 derivations will be built:
  /nix/store/lyl6lgs4crlr9mv6iiip0m7hjnmpidr2-treefmt.toml.drv
  /nix/store/fpj44xkqqg6yi2z240b4wp2285k37c3j-treefmt.drv
  /nix/store/81grkbbgdwfc7n36nn6xl9gsbb733wws-treefmt-check.drv
these 2 paths will be fetched (5.0 MiB download, 24.6 MiB unpacked):
  /nix/store/fwgjpxfnwrbymfab8yd6hp9nws2b8jpn-rustfmt-1.94.0
  /nix/store/fa3s62q2lrydvf3c9vfclnphbxf8p7n0-treefmt-2.4.1