these 4 derivations will be built:
  /nix/store/15q22jm9gygfqp66lmbsz6zj3qw6jrrr-clan-runtime.drv
  /nix/store/4fj4nnrl0j351si5p7ff45qs1c8ckkqf-clan-cli-source.drv
  /nix/store/725w3l8mnnvxs6q8fjvq4wxiislxgqbl-clan-cli.drv
  /nix/store/y4xmyxpck23i71x8lv01kia5p6yw88h4-nix-shell.drv