anchor.diff:  %%==========================================================================================
   %%-spec(not_flush_unknown_messages(FileOrDirss::[filename()|dir()], SearchPaths::[dir()], TabWidth::integer()) -> 
   %%	     {ok, [{modulename(), functionname(), functionarity()}]}).
  -not_flush_unknown_messages(FileOrDirs, SearchPaths, TabWidth) ->
  +not_flush_unknown_messages(FileOrDirs,SearchPaths, TabWidth) ->
       ?wrangler_io("\nCMD: ~p:not_flush_unknown_messages(~p, ~p, ~p).\n",
   		 [?MODULE, FileOrDirs, SearchPaths, TabWidth]),
       Files = wrangler_misc:expand_files(FileOrDirs, ".erl"),
       Funs = lists:flatmap(fun (F) ->
   				 not_flush_unknown_messages_1(F, SearchPaths, TabWidth)
   			 end, Files),
  -    {ok, lists:usort(Funs)}.
  +    Res=[{ModName, FunName, Arity}||{_FName, ModName, FunName, Arity, _Ln}<-Funs],
  +    {ok, lists:usort(Res)}.
   
   not_flush_unknown_messages_1(FName, SearchPaths, TabWidth) ->
       {ok, {AnnAST, Info}} = wrangler_ast_server:parse_annotate_file(FName, true, SearchPaths, TabWidth),
  
positive.code:     ?wrangler_io("\nCMD: ~p:nested_exprs(~p, ~p, ~p,~p,~p).\n",
  		 [?MODULE, DirFileNames, NestLevel, ExprType, SearchPaths, TabWidth]),
      Files = wrangler_misc:expand_files(DirFileNames, ".erl"),
      Funs = lists:flatmap(fun (F) ->
  				 nested_exprs_1(F, NestLevel, ExprType, SearchPaths, TabWidth)
  			 end, Files),
      {ok, Funs}.
  
  
negative.code: 			  case has_receive_expr(T) of
  			      {true, Line} ->
  				  case has_receive_expr_without_flush(FName, Info, ModName, T, Line, SearchPaths) of
  				      true -> [{FName, ModName, FunName, Arity, Line}| S];
  				      false -> S
  				  end;
  			      false -> S
  