this derivation will be built:
  /nix/store/6fxal3s1g7rddc7ray1nw9mlbmfiz070-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/6fxal3s1g7rddc7ray1nw9mlbmfiz070-bcachefs-module-7.0.0-28-generic.drv'...