these 3 derivations will be built:
  /nix/store/xcb36546x3syssvivmvbl0fb04kdxr6n-treefmt.toml.drv
  /nix/store/2xc08fkcqag91gdg4ly3q3qfazwrlp4x-treefmt.drv
  /nix/store/kiwz8wjr6adhrvacj9y4nfa0v4rhs0vh-treefmt-check.drv
this path will be fetched (256.2 KiB download, 576.4 KiB unpacked):
  /nix/store/qxdmz1ff7qvf9iyi3p870zr71ya5lz6q-json2x-0.1.0