anchor.diff:              Code
           catch
               Type:Reason ->
  -                io:format("~s failed:~n  ~p:~p~n",
  -                          [Description, Type, Reason]),
  +                io:format("~s failed:~n  ~p:~p~n~p~n",
  +                          [Description, Type, Reason, erlang:get_stacktrace()]),
                   error
           end).
   
  
positive.code:     handle_resumption(riak_cs_gc_d:resume()).
  
  set_interval(undefined) ->
      output("Error: No interval value specified");
  set_interval(infinity) ->
      output("The garbage collection interval was updated."),
      riak_cs_gc_d:set_interval(infinity);
  
negative.code: handle_batch_start({error, already_deleting}) ->
      output("Error: A garbage collection batch"
             " is already in progress."),
      error;
  handle_batch_start({error, already_paused}) ->
      output("The garbage collection daemon was already paused."),
      error.
  
  handle_status({ok, {State, Details}}) ->
  