this derivation will be built:
  /nix/store/25j2mq9kx8zhgplbiia5a6rgkhr76gw7-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/25j2mq9kx8zhgplbiia5a6rgkhr76gw7-bcachefs-module-7.0.0-34-generic.drv'...