these 4 derivations will be built:
  /nix/store/a88ii38zqz505dgi1kg498vq0531qxlv-clan-runtime.drv
  /nix/store/bgfq0xwwbx87i040zjwi7ap38h647a6d-clan-cli-source.drv
  /nix/store/gwckhwnx1fz6hq3cs650hqab81fjjkm4-clan-cli.drv
  /nix/store/l5xga9dwwjv17h69zld197sn79vvw9a2-nix-shell.drv