these 4 derivations will be built:
  /nix/store/sgv1j6ms7kgqw2wqi6i7is12bc5jcqch-clan-runtime.drv
  /nix/store/4wa99fkjnz2q63la96r4xxn1bksz1c92-clan-cli-source.drv
  /nix/store/j62187cv25hw3d00yipy462q25w75whi-clan-cli.drv
  /nix/store/db3nzwqmxiwkw2wmzl8p0z94vxmalfkh-nix-shell.drv