this derivation will be built:
  /nix/store/br3yhmcjip5h7g34m2m0611b5nmkdz30-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/br3yhmcjip5h7g34m2m0611b5nmkdz30-bcachefs-module-7.0.0-29-generic.drv'...