anchor.diff:  
   verify_locations(W, FileUUID) ->
       IDs = get_locations(W, FileUUID),
  -    ct:print("verify_locations ~p", [{W, FileUUID, IDs}]),
       lists:foldl(fun(ID, Acc) ->
           case rpc:call(W, file_location, get, [ID]) of
               {ok, _} ->
                   Acc + 1;
               DueTo ->
  -                ct:print("No location ~p", [{W, ID, DueTo}]),
                   Acc
           end
       end, 0, IDs).
  
positive.code: 
      VerifyStats = fun(File, IsDir) ->
          VerAns = Verify(fun(W) ->
              ct:print("VerifyStats ~p", [{File, IsDir, W}]),
  
              case IsDir of
                  true ->
  
negative.code:     ProxyNodesWritten = ProxyNodesWritten0 * NodesOfProvider,
      Workers = ?config(op_worker_nodes, Config),
  
  %%    ct:print("Workers: ~p", [Workers]),
      Worker1 = lists:foldl(fun(W, Acc) ->
          case is_atom(Acc) of
              true ->
  