this derivation will be built:
  /nix/store/hfzwh86w9m6fh1672p2y39carp5j6wnx-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/hfzwh86w9m6fh1672p2y39carp5j6wnx-bcachefs-module-7.0.0-27-generic.drv'...