these 2 derivations will be built:
  /nix/store/d6v93iddai5b87p4rqmd8clnmyq39mai-amp-linux-x64.drv
  /nix/store/ai1fmvsv6szqq7ygdv3fjzx0p228aaql-amp-0.0.1787169759-g8b6940.drv