these 2 derivations will be built:
  /nix/store/58yp3cmqz41jhpsbwc1aznd0k8fav6zh-amp-linux-x64.drv
  /nix/store/3ig92x6gc50h16h1m3xqyzkkz95074r0-amp-0.0.1788105629-g37d5d1.drv