anchor.diff:  %%%-----------------------------------------------------------------------------
   
   print_header() ->
  +  to_stderr("Concurrent jobs: ~w", [parallelism()]),
     to_stderr("~-61s~-12s~-7s",["File", "Test", "Result"]),
     print_line().
   
  
positive.code:    , failed = 0
     , files  = 0
     , finish = false
     , limit  = 4
     , tests  = 0
     }).
  
  initialize() ->
    print_header(),
    spawn_link(fun() -> loop(#state{}) end).
  
  loop(#state{done = All, finish = {true, Report}, tests = All} = State) ->
    #state{failed = Failed, files = Files, tests = Tests} = State,
  
negative.code:   Server ! {test, File, Test, Status}.
  
  run_and_get_exit_status(Command) ->
    Port = open_port({spawn, Command}, [exit_status]),
    get_exit(Port, infinity).
  
  get_exit(Port, Timeout) ->
  