this derivation will be built:
  /nix/store/n70101zs5jpqyjaalr5asqw8bjybjnbw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/n70101zs5jpqyjaalr5asqw8bjybjnbw-bcachefs-module-7.0.0-38-generic.drv'...