anchor.diff:        open-golang
         pflag
         qingstor-sdk-go
  +      sdnotify
         sftp
         ssh-agent
         swift
  
positive.code: 
    prometheus_client_golang = buildFromGitHub {
      version = 3;
      rev = "5cec1d0429b02e4323e042eb04dafdb079ddf568";
      owner = "prometheus";
      repo = "client_golang";
      sha256 = "0n5f2xq6l1f1dcmivrm0pl2q3f15vlqnzkbsjg1h9k2cxhm2pa3r";
      propagatedBuildInputs = [
        net
        protobuf
  
negative.code: 
    aws-sdk-go = buildFromGitHub {
      version = 3;
      rev = "v1.12.31";
      owner  = "aws";
      repo   = "aws-sdk-go";
      sha256 = "076gxh6g8vabzfr7qak8yqqbz076rylihw9w52ln4i5bmhihhw6c";
      excludedPackages = "\\(awstesting\\|example\\)";
      buildInputs = [
        tools
  