this derivation will be built:
  /nix/store/jazwdnqr2pnyszcqj11kkgyzrbi91mxw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/jazwdnqr2pnyszcqj11kkgyzrbi91mxw-bcachefs-module-7.0.0-38-generic.drv'...