this derivation will be built:
  /nix/store/7ycl1mpxbqwyg5sy6d39iygbw8a81nx4-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/7ycl1mpxbqwyg5sy6d39iygbw8a81nx4-bcachefs-module-7.0.0-28-generic.drv'...