anchor.diff:  %% internal
   -export([process_reply_main/0]).
   -export([conflicting_process_callback_dummy/3]).
  --export([process_exit_callback_dummy/4]).
   
   %% include
   -include_lib("common_test/include/ct.hrl").
  
positive.code:     SlaveNode = proplists:get_value(slave_node, Config),
      CurrentNode = node(),
  
      %% set process callback env variable
      ok = application:set_env(syn, process_exit_callback, [syn_consistency_SUITE, process_exit_callback_dummy]),
      ok = rpc:call(SlaveNode, application, set_env, [syn, process_exit_callback, [syn_consistency_SUITE, process_exit_callback_dummy]]),
      ok = application:set_env(syn, is_test, true),
      ok = rpc:call(SlaveNode, application, set_env, [syn, is_test, true]),
  
      %% start syn
      ok = syn:start(),
      ok = syn:init(),
  
negative.code: 
  conflicting_process_callback_dummy(_Key, Pid, Meta) ->
      Pid ! {shutdown, Meta}.
  