these 3 derivations will be built:
  /nix/store/w4749yrlg60jccdpbvljama8nblv54dy-source.drv
  /nix/store/sm77944z4xqv5w33bkkxcwnpidf8dyip-slack-cli-4.10.0-go-modules.drv
  /nix/store/mxlrwizrgwmyxmj7wz446c2pqpkg8mhg-slack-cli-4.10.0.drv
this path will be fetched (63.4 MiB download, 228.0 MiB unpacked):
  /nix/store/1fng2iqlx5y8rqvhjp9203mymzyny6cz-go-1.27.3