this derivation will be built:
  /nix/store/qqdc8h8a3vk269b3hhjacznqyf44kkz5-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/qqdc8h8a3vk269b3hhjacznqyf44kkz5-bcachefs-module-7.0.0-31-generic.drv'...