this derivation will be built:
  /nix/store/gm9p8km4569fxg2i0lx88zqnlg9zmxfk-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/gm9p8km4569fxg2i0lx88zqnlg9zmxfk-bcachefs-module-7.0.0-31-generic.drv'...