anchor.diff:  
     docker = buildFromGitHub {
       version = 2;
  -    rev = "90d10203a40d9f2e4247693d2154bdf0bdb6a07c";
  +    rev = "851d9149b1e9d67811b227ed7cdf1fc6734ccdda";
       owner = "docker";
       repo = "docker";
  -    sha256 = "0hpcaxmbgyb76ch63w6mgwj27qmla1jfhncyg8nbkfcrrfs49h02";
  +    sha256 = "03065dki18j543mbwxnplfw730870lzvf4iwjygdvysp3bnw3s73";
       meta.useUnstable = true;
  -    date = "2016-11-10";
  +    date = "2016-11-11";
     };
   
     docker_for_runc = buildFromGitHub {
  
positive.code: 
    raft_v2 = buildFromGitHub {
      version = 2;
      date = "2016-09-29";
      # Use the library-v2-stage-one branch until it is merged
      # into master.
      rev = "7c09f497f6830afdb2c8bcc1e411aee8c2c24b0d";
      owner  = "hashicorp";
      repo   = "raft";
      sha256 = "98b58635fb9f1d26d4958c5f72bbbb95796c037b2e458a7a9690620bdfaed4a1";
      propagatedBuildInputs = [ armon_go-metrics ugorji_go ];
      meta.autoUpdate = false;
    };
  
  
negative.code:       go-immutable-radix go-memdb ugorji_go go-multierror go-reap go-syslog
        golang-lru hcl logutils memberlist net-rpc-msgpackrpc raft_v2 raft-boltdb_v2
        scada-client yamux muxado dns mitchellh_cli mapstructure columnize
        copystructure hil hashicorp-go-uuid crypto sys aws-sdk-go
      ];
  
      propagatedBuildInputs = [
  