anchor.diff:        elpaBuild {
           pname = "auctex";
           ename = "auctex";
  -        version = "13.1.5";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/auctex-13.1.5.tar";
  -          sha256 = "00g6js6089637w8alch4dvk140chjkyirsa8inh9ai6a6kkfvc3p";
  +        version = "13.1.6";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/auctex-13.1.6.tar";
  +          sha256 = "0pdinnhkv7vqib01a6vxq1iixs7sw72r0sxzryv78c9hxn2k4552";
           };
           packageRequires = [ emacs ];
           meta = {
  
positive.code:       elpaBuild {
          pname = "posframe";
          ename = "posframe";
          version = "1.1.8";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/posframe-1.1.8.tar";
            sha256 = "0560f05c2rh6jkdba4yq9qbazfz6qbdrymqm5zcihvz7cy019dzm";
          };
          packageRequires = [ emacs ];
          meta = {
  
negative.code:       elpaBuild {
          pname = "project";
          ename = "project";
          version = "0.8.3";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/project-0.8.3.tar";
            sha256 = "15x6nbvyy592fwn36syxi9719sknvrm4bwnpyc16z9jn2xm62q3p";
          };
          packageRequires = [ emacs xref ];
          meta = {
  