this derivation will be built:
  /nix/store/gkpbf8irq6j7zn61d9iclx7fk9nrjn95-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/gkpbf8irq6j7zn61d9iclx7fk9nrjn95-bcachefs-module-7.0.0-38-generic.drv'...