these 2 derivations will be built:
  /nix/store/w8bw9qgdpnlm2brxdly5pmadzccfvc9i-amp-linux-x64.drv
  /nix/store/ca1av2qhjj5qfn0scjw7bm0qm7yrp24m-amp-0.0.1787884076-g54d4f3.drv