these 2 derivations will be built:
  /nix/store/a5gbrql7wvxy8xd6d769sm703q6v3cz2-muse-code-1.4.2-R4684.1.drv
  /nix/store/vb49pkdpqbvk94gcik264sp9jb6ngj4x-check-muse-code.drv