this derivation will be built:
  /nix/store/5wdp12rm10zgdndy8lshq1wl69q82yzy-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/5wdp12rm10zgdndy8lshq1wl69q82yzy-bcachefs-module-7.0.0-39-generic.drv'...