these 2 derivations will be built:
  /nix/store/hibl0ilqk005adm0ha0j0p35fjafd0xf-zeroclaw-0.8.4-vendor.drv
  /nix/store/qr9wl4hbg4lgcnyiy8lkyv79xhcq85hn-zeroclaw-0.8.4.drv