1structuredAttrs is enabled23trying https://github.com/jthomperoo/simple-proxy/archive/v1.4.0.tar.gz4 % Total % Received % Xferd Average Speed Time Time Time Current5 Dload Upload Total Spent Left Speed67 0 0 0 0 0 0 0 0 08 0 0 0 0 0 0 0 0 09 0 0 0 0 0 0 0 0 01011 0 0 0 0 0 0 0 0 012100 11616 0 11616 0 0 20318 0 013100 11616 0 11616 0 0 20314 0 014100 11616 0 11616 0 0 20310 0 015unpacking source archive /nix/var/nix/builds/nix-15688-1250836430/download.tar.gz