these 4 derivations will be built:
  /nix/store/bsm7qbd3xddsplpbbgqvxvb4mws0rs0v-clan-cli-source.drv
  /nix/store/slissk9kv9vn7zk56zwwg6knh4q0fdg4-clan-cli.drv
  /nix/store/p1xcpzirn3lz698yz2gw4kl2zj331h2w-tofu.drv
  /nix/store/7bwrimz8z46sq6akyg1djmfiwvld8qfn-dns.drv