anchor.diff:  -spec replace_application_config(string(), atom(), list()) -> ok | no_return().
   replace_application_config(SysConfigPath, ApplicationName, ApplicationEnvs) ->
       {ok, [SysConfig]} = file:consult(SysConfigPath),
  -    UpdatedSysConfig = [{ApplicationName, ApplicationEnvs} | proplists:delete(ApplicationName, SysConfig)],
  -    ok = file:write_file(SysConfigPath, term_to_string(UpdatedSysConfig) ++ ".").
  +    UpdatedSysConfig =
  +        [{ApplicationName, ApplicationEnvs} | proplists:delete(ApplicationName, SysConfig)],
  +    ok = file:write_file(SysConfigPath, [term_to_string(UpdatedSysConfig), $.]).
   
   %%--------------------------------------------------------------------
   %% @doc
  
positive.code:             OptCcms = CcmNodes -- [list_to_atom(NodeName)],
              replace_application_config(SysConfigPath, kernel,
                  [
                      {distributed, [{?ONEPROVIDER_APP_NAME, ?DIST_APP_FAILOVER_TIMEOUT, [list_to_atom(NodeName), list_to_tuple(OptCcms)]}]},
                      {sync_nodes_mandatory, OptCcms},
                      {sync_nodes_timeout, ?SYNC_NODES_TIMEOUT}
                  ]);
  
negative.code: %% Configure release stored at ReleaseRootPath, according to given parameters
  %% @end
  %%--------------------------------------------------------------------
  -spec configure_release(ApplicationName :: atom(), ReleaseRootPath :: string(),
      SysConfig :: list(), VmArgs :: list()) -> ok | no_return().
  configure_release(?ONEPROVIDER_APP_NAME, ReleaseRootPath, SysConfig, VmArgs) ->
      {SysConfigPath, VmArgsPath} = find_config_location(?ONEPROVIDER_APP_NAME, ReleaseRootPath),
      lists:foreach(
          fun({Key, Value}) -> replace_vm_arg(VmArgsPath, "-" ++ atom_to_list(Key), Value) end,
          VmArgs
      ),
      lists:foreach(
          fun({Key, Value}) -> replace_env(SysConfigPath, ?ONEPROVIDER_APP_NAME, Key, Value) end,
          SysConfig
      ),
  
      % configure kernel distributed erlang app
      NodeName = proplists:get_value(name, VmArgs),
  