this derivation will be built:
  /nix/store/41xwfq2x6zb99qpdm3jyzgkq8f865dvd-bcachefs-module-7.0.0-29-generic-64k.drv
building '/nix/store/41xwfq2x6zb99qpdm3jyzgkq8f865dvd-bcachefs-module-7.0.0-29-generic-64k.drv'...