this derivation will be built:
  /nix/store/r5phsg5vxnqlx7x81rycsy1859xdpp1c-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/r5phsg5vxnqlx7x81rycsy1859xdpp1c-bcachefs-module-7.0.0-31-generic.drv'...