these 3 derivations will be built:
  /nix/store/yfp7mixm74wch13dibra7zqwcyjdd4ga-treefmt.toml.drv
  /nix/store/i278mwlyk05cf2d92cb8whqa3d02lc8n-treefmt.drv
  /nix/store/dixhsjzrxyk51xqzi8wy87jnm4zkrqai-treefmt-check.drv
this path will be fetched (1.1 MiB download, 7.5 MiB unpacked):
  /nix/store/i5kmqg3q40a7n5v0ax06rh22l9qp3xhm-shellcheck-0.11.0-bin