this derivation will be built:
  /nix/store/h2j5dnzhj667wpa1n566ph4nzc0s61mn-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/h2j5dnzhj667wpa1n566ph4nzc0s61mn-bcachefs-module-7.0.0-29-generic.drv'...