this derivation will be built:
  /nix/store/cahv7y43iai8cljiqlm10vi8q6zdmccw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/cahv7y43iai8cljiqlm10vi8q6zdmccw-bcachefs-module-7.0.0-38-generic.drv'...