anchor.diff:  	    ok
       end,
       start_gc(DeletedAges).
  +
  +-spec start_gc_wait(pid(), timer:time()) -> timer:time().
   start_gc_wait(Pid, Interval) ->
       Start = now(),
       receive
  
positive.code: 
  -spec start_gc() -> no_return().
  start_gc() ->
      process_flag(trap_exit, true),
      start_gc(ets:new(deleted_ages, [set, public])).
  
  
negative.code: 
  -include("config.hrl").
  
  -define(GC_INITIAL_WAIT, 5 * ?MINUTE).
  -define(GET_TAG_TIMEOUT, 5 * ?MINUTE).
  
  -spec abort(term(), atom()) -> no_return().
  