these 3 derivations will be built:
  /nix/store/qcfsk0vffc0n7fsh7f5nw8n56rpv7pv0-treefmt.toml.drv
  /nix/store/3dbwzmrggjl5gvv2iw7mvasxipxj2fcx-treefmt.drv
  /nix/store/1xka2fjx5ns44yack7k1gs3jwj457zsx-treefmt-check.drv
this path will be fetched (1.0 MiB download, 2.7 MiB unpacked):
  /nix/store/z275xdjy879h73qwykykc5sm95v09n7w-nixfmt-rs-0.5.3