anchor.diff:  let runtimeInputs = [ opam findlib git mercurial bzip2 gnutar coreutils ];
   in buildDunePackage rec {
     pname = "dune-release";
  -  version = "1.4.0";
  +  version = "1.5.0";
   
     minimumOCamlVersion = "4.06";
   
     src = fetchurl {
       url = "https://github.com/ocamllabs/${pname}/releases/download/${version}/${pname}-${version}.tbz";
  -    sha256 = "1frinv1rsrm30q6jclicsswpshkdwwdgxx7sp6q9w4c2p211n1ln";
  +    sha256 = "1lyfaczskdbqnhmpiy6wga9437frds3m8prfk2rhwyb96h69y3pv";
     };
   
     nativeBuildInputs = [ makeWrapper ];
     buildInputs = [ curly fmt cmdliner re opam-format opam-state opam-core
  -                  rresult logs odoc bos yojson ];
  +                  rresult logs odoc bos yojson astring ];
     checkInputs = [ alcotest mdx ] ++ runtimeInputs;
     doCheck = true;
   
  
positive.code:     sed -i 's/yes |/yes 2>\/dev\/null |/' tests/bin/no_doc/run.t
    '';
  
    # tool specific env vars have been deprecated, use PATH
    preFixup = ''
      wrapProgram $out/bin/dune-release \
  
negative.code: { lib, buildDunePackage, fetchurl, makeWrapper
  , curly, fmt, bos, cmdliner, re, rresult, logs
  , odoc, opam-format, opam-core, opam-state, yojson, astring
  , opam, git, findlib, mercurial, bzip2, gnutar, coreutils
  , alcotest, mdx
  }:
  