this derivation will be built:
  /nix/store/mfp3yl68qrvgh8h4skk6wx6a1sdz0hnq-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/mfp3yl68qrvgh8h4skk6wx6a1sdz0hnq-bcachefs-module-7.0.0-27-generic.drv'...