anchor.diff:        purgeTimestamps = true;
         inherit name;
         url = "https://code.googlesource.com/google-api-go-client/+archive/${rev}.tar.gz";
  -      sha256 = "0yflc8bnpim2wpg0ahgls71iy8qqg16c4qd67wlj9xh3ilk040yr";
  +      sha256 = "15q1yym4vll8bxlzg43lhhnf4q9gjygg2x17vci0n4ycfbdzrcjv";
       };
       buildInputs = [
         appengine
  
positive.code:     version = 6;
      owner = "census-instrumentation";
      repo = "opencensus-go";
      rev = "8c142815a0fc8260acb05b03c75cb00f02ada340";
      sha256 = "16qk6dicn9fpkzmvypr4i2srcqk8g8yfd2bw75jflh0n4xai6kqc";
      goPackagePath = "go.opencensus.io";
      subPackages = [
        "exporter/stackdriver/propagation"
  
negative.code:   };
  
    gopsutil = buildFromGitHub {
      version = 6;
      rev = "v2.18.03";
      owner  = "shirou";
      repo   = "gopsutil";
      sha256 = "0581723600anvr0ppl67rimgr5iii0xpdn42ak7n84yzlnqdbfr1";
      propagatedBuildInputs = [
        sys
        w32
  