these 2 derivations will be built:
  /nix/store/b3v0r7wdds4ryp54dqxsiaywpg5s41ac-harmonia-deps-3.2.0.drv
  /nix/store/ravdbgglxqj4ay8v76frmq1ih5yz5b2h-harmonia-3.2.0.drv