these 5 derivations will be built:
  /nix/store/wc8mil78a532q06hmip4hjs3dnrsnlzv-mypy-check.drv
  /nix/store/wps7ifzh4cd5z3g62j8g3yik0nxz2sas-nu-parse-check.drv
  /nix/store/2gspbvvzw5cpjjwfsb7n3ldfsbaw80kb-treefmt.toml.drv
  /nix/store/ld9z3y0636lr2wf87rc29rxr8jfb2m0w-treefmt.drv
  /nix/store/jsjvk9lvvg4i3bxq047y842ndb8v8gl3-treefmt-check.drv