these 2 derivations will be built:
  /nix/store/56p9gd5njxj4d2knss1r9ylx30wadrqs-workmux-0.1.248-vendor.drv
  /nix/store/5222y4izrr7753bbrv54vpmhhrbsrxwz-workmux-0.1.248.drv