don't know how to build these paths:
  /nix/store/mwp2kilkbfmlxyainh08s5r66vhh1ip0-ubuntu-22.04-server-cloudimg-amd64.img.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/mwp2kilkbfmlxyainh08s5r66vhh1ip0-ubuntu-22.04-server-cloudimg-amd64.img.drv' on farm.numtide.com:50051
ubuntu-22.04-server-cloudimg-amd64.img> bld1: building mwp2kilkbfmlxyainh08s5r66vhh1ip0-ubuntu-22.04-server-cloudimg-amd64.img.drv
ubuntu-22.04-server-cloudimg-amd64.img> structuredAttrs is enabled
ubuntu-22.04-server-cloudimg-amd64.img> 
ubuntu-22.04-server-cloudimg-amd64.img> trying https://cloud-images.ubuntu.com/releases/22.04/release-20261020/ubuntu-22.04-server-cloudimg-amd64.img
ubuntu-22.04-server-cloudimg-amd64.img>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
ubuntu-22.04-server-cloudimg-amd64.img>                                  Dload  Upload  Total   Spent   Left   Speed
ubuntu-22.04-server-cloudimg-amd64.img> 100    376 100    376   0      0    901      0                              0
ubuntu-22.04-server-cloudimg-amd64.img> 100 696.6M 100 696.6M   0      0 34.40M      0   00:20   00:20         56.92M