this derivation will be built:
  /nix/store/yjm8dknjf25qvhsi3q275mh03gkxq1w1-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/yjm8dknjf25qvhsi3q275mh03gkxq1w1-bcachefs-module-7.0.0-29-generic.drv'...