these 2 derivations will be built:
  /nix/store/90zw01pnqiqn59irz49zj10151xr0jda-amp-linux-x64.drv
  /nix/store/j1gpqvlfz2a2ssfm03prywmmxy3l1mjd-amp-0.0.1786809683-g406e31.drv