these 3 derivations will be built:
  /nix/store/18kqsj73qxpkr8c9sv4adgi3fyaniy2k-treefmt.toml.drv
  /nix/store/sz5mb230d35clv8bs08h7018dsc6z43y-treefmt.drv
  /nix/store/hcdzisljif1gp71sn3v6fdf77gxg4mqd-treefmt-check.drv
this path will be fetched (256.1 KiB download, 576.4 KiB unpacked):
  /nix/store/dpmcfbn8g12ir6svmqf44yg6frq6wyaz-json2x-0.1.0