anchor.diff:  verify_packed_regs([{Term, N}| T], Term, N) ->
       verify_packed_regs(T, Term, N-1);
   verify_packed_regs(L, Term, N) ->
  -    ?line ok = io:format("Expected [{~p, ~p}|T]; got\n~p\n", [Term, N, L]),
  -    ?line test_server:fail().
  +    ok = io:format("Expected [{~p, ~p}|T]; got\n~p\n", [Term, N, L]),
  +    test_server:fail().
   
   buildo_mucho(Config) when is_list(Config) ->
  -    ?line buildo_mucho_1(),
  +    buildo_mucho_1(),
       ok.
   
   buildo_mucho_1() ->
  
positive.code:      {<<>>,1},{<<>>,1},{<<>>,1},{<<>>,1},{<<>>,1},{<<>>,1},{<<>>,1},{<<>>,1}].
  
  heap_sizes(Config) when is_list(Config) ->
      ?line Sizes = erlang:system_info(heap_sizes),
      ?line io:format("~p heap sizes\n", [length(Sizes)]),
      ?line io:format("~p\n", [Sizes]),
  
      %% Verify that heap sizes increase monotonically.
      ?line Largest = lists:foldl(fun(E, P) when is_integer(P), E > P -> E;
  				   (E, []) -> E
  				end, [], Sizes),
  
  
negative.code:     Float + {a,b}.
  
  select_val(Config) when is_list(Config) ->
      zero = do_select_val(0),
      big = do_select_val(1 bsl 64),
      integer = do_select_val(42),
      ok.
  
  do_select_val(X) ->
  