this derivation will be built:
  /nix/store/syrnnlln8bf91m4d516v8vq7dqg51l6b-bcachefs-module-7.0.0-30-generic-64k.drv
building '/nix/store/syrnnlln8bf91m4d516v8vq7dqg51l6b-bcachefs-module-7.0.0-30-generic-64k.drv'...