this derivation will be built:
  /nix/store/iggmz0vp2kw1ldqz7l6by8nsy74dqvmi-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/iggmz0vp2kw1ldqz7l6by8nsy74dqvmi-bcachefs-module-7.0.0-38-generic.drv'...