this derivation will be built:
  /nix/store/bzild5j12dvg4az87ig8day9p6m25drr-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/bzild5j12dvg4az87ig8day9p6m25drr-bcachefs-module-7.0.0-29-generic.drv'...