these 5 derivations will be built:
  /nix/store/rg2bdifimjz2p32nqbrd4lxrhc21rn69-clan-runtime.drv
  /nix/store/jacfh1im28w1j917zqp8iyyj7411ir62-clan-cli-source.drv
  /nix/store/2v3q7x4j6cqfsw00wp6w5c0mj5f132nd-clan-cli.drv
  /nix/store/m371vpcnk7mrh2i1348g0cm5livpskgl-tofu.drv
  /nix/store/hnbzaa5770hy3ffgk6js2gy7myiy1va9-dns.drv