these 2 derivations will be built:
  /nix/store/gr11dqnb64jv1j2frwdnmy4rmm6qqqhq-amp-linux-x64.drv
  /nix/store/r431xw638ij98anxj093jry9nn2y1mh7-amp-0.0.1787947269-g83b159.drv