this derivation will be built:
  /nix/store/wk6q64v844qzfznmv7n7f9873xq3jc61-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/wk6q64v844qzfznmv7n7f9873xq3jc61-bcachefs-module-7.0.0-28-generic.drv'...