these 2 derivations will be built:
  /nix/store/sc2dzcixvfqhgvn7ci09x40nz4g7xdsq-Fluid-3.drv
  /nix/store/271wygpqcy1c2fw42ahgysl6y8hqqshs-zdoom-2.8.1.drv
this path will be fetched (124.3 MiB download, 124.3 MiB unpacked):
  /nix/store/zvcq5g6jjk13214aqgl45br4qm9rx5z3-fluid-soundfont.tar.gz