anchor.diff:                  {'EXIT', Subscription, normal} ->
                       ok
               after
  -                100 ->
  +                1000 ->
                       just_fail()
               end,
   
  
positive.code:                   {'EXIT', Subscription, {handler_crashed, _, {'EXIT', crashed}}} ->
                        ok
                after
                    100 ->
                        just_fail()
                end
        end).
  
negative.code:                   {'EXIT', Subscription, {linked_process_died, _, killed}} ->
                        ok
                after
                    1000 ->
                        just_fail()
                end
        end).
  