this derivation will be built:
  /nix/store/4g8sx97jcaky2q2sy9iqfv7nknn0kl9n-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/4g8sx97jcaky2q2sy9iqfv7nknn0kl9n-bcachefs-module-7.0.0-29-generic.drv'...