these 3 derivations will be built:
  /nix/store/va6qavgpqxzpa72xy9pbksg0f8rbyy28-aven-0.1.44-vendor.drv
  /nix/store/mmf6ygqm0b7qgky37b2wxyicvabyfccm-aven-0.1.44.drv
  /nix/store/319359dhd64rc8c287vc60c3qic8m63f-check-aven.drv
this path will be fetched (7.8 KiB download, 29.8 KiB unpacked):
  /nix/store/wqkil7i93d39pwch6w8r6da76ynsl2cw-libredirect-0