this derivation will be built:
  /nix/store/958bk9zc30vrdz6qwq5w8lgrfls4a3y8-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/958bk9zc30vrdz6qwq5w8lgrfls4a3y8-bcachefs-module-7.0.0-38-generic.drv'...