unpacking 'https://github.com/NixOS/nixpkgs/archive/c27cdad491a991b11ed731760aa2ef8db0cb0410.tar.gz' into the Git cache...
this derivation will be built:
  /nix/store/d51yvnx7iw8g2b52pvjk8hqccf8zw86y-bcachefs-module-7.2.11+deb14-arm64-16k.drv
building '/nix/store/d51yvnx7iw8g2b52pvjk8hqccf8zw86y-bcachefs-module-7.2.11+deb14-arm64-16k.drv'...