this derivation will be built:
  /nix/store/4rshrv95kfp12xc5z25nh68cl897z05l-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/4rshrv95kfp12xc5z25nh68cl897z05l-bcachefs-module-7.0.0-29-generic.drv'...