anchor.diff:        elpaBuild {
           pname = "org-translate";
           ename = "org-translate";
  -        version = "0.1.2";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/org-translate-0.1.2.el";
  -          sha256 = "1087h6l5d8946dl4bg7g7is5pwc6004l4k9i2qcki4ahglvzdkz4";
  +        version = "0.1.3";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/org-translate-0.1.3.el";
  +          sha256 = "0m52vv1961kf8f1gw8c4n02hxcvhdw3wgzmcxvjcdijfnjkarm33";
           };
           packageRequires = [ emacs org ];
           meta = {
  
positive.code:         packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/shelisp.html";
            license = lib.licenses.free;
          };
        }) {};
      shell-command-plus = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
        elpaBuild {
          pname = "shell-command-plus";
          ename = "shell-command+";
          version = "2.0.0";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/shell-command+-2.0.0.tar";
            sha256 = "1l8lwami4rbp94sbb1k4dvv7z0dvf51s0992xragpn9b9jbx5qd6";
          };
          packageRequires = [ emacs ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/shell-command+.html";
            license = lib.licenses.free;
          };
        }) {};
  
negative.code:       elpaBuild {
          pname = "xref";
          ename = "xref";
          version = "1.0.4";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/xref-1.0.4.el";
            sha256 = "0hkm59qqlsfw3w9ws9xhpmmz30ylifmh05a00ba58zvv1kz04x1g";
          };
          packageRequires = [ emacs ];
          meta = {
  