these 2 derivations will be built:
  /nix/store/jpcqnv2qgv25lmdl6gj9df7nan8bfk5v-amp-darwin-arm64.drv
  /nix/store/cxg1b90lg4rmqfjbg3ckj8v63cffjmjf-amp-0.0.1788148853-g38a2d7.drv