this derivation will be built:
  /nix/store/a785050wh5l2cza0sndxxkwqnpbj1pz5-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/a785050wh5l2cza0sndxxkwqnpbj1pz5-bcachefs-module-7.0.0-38-generic.drv'...