this derivation will be built:
  /nix/store/gvz986s5ni00qnwa9vypkfi6vw4cz1vd-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/gvz986s5ni00qnwa9vypkfi6vw4cz1vd-bcachefs-module-7.0.0-39-generic.drv'...