these 3 derivations will be built:
  /nix/store/xmfki8yz1pd0avysqlrs8zj0hv5w0jrq-treefmt.toml.drv
  /nix/store/cal2i8zrb9ardhzbxqf6s0ja4rkwxl95-treefmt.drv
  /nix/store/dwnmrf4navh5llymaybafvbc9i93pcac-treefmt-check.drv
this path will be fetched (256.1 KiB download, 576.4 KiB unpacked):
  /nix/store/dpmcfbn8g12ir6svmqf44yg6frq6wyaz-json2x-0.1.0