this derivation will be built:
  /nix/store/xfc40kps1lzxagg7s5cic6c48cbbshz0-niks3-server-docker.drv
this path will be fetched (4.3 MiB download, 11.1 MiB unpacked):
  /nix/store/mql355dgpyp8jf89zf812jqsl8syf7ad-regclient-0.11.6-regctl