this derivation will be built:
  /nix/store/ai6q4z94n29174vfqq43kw9fyyxpa9kf-bcachefs-module-7.0.0-28-generic-64k.drv
building '/nix/store/ai6q4z94n29174vfqq43kw9fyyxpa9kf-bcachefs-module-7.0.0-28-generic-64k.drv'...