these 4 derivations will be built:
  /nix/store/mlgl8ndypfsc5k07g08xrzkcfjl9lnd5-clan-runtime.drv
  /nix/store/zvvjd14ikipxf458k96if8z0nrj5919p-clan-cli-source.drv
  /nix/store/zhi255wib4hxpp9npsjvjc6zy1sxpg5q-clan-cli.drv
  /nix/store/lhjw32fa10ywjr103i94lhvgc38n97k6-nix-shell.drv