test/jdk/tools/jpackage/helpers/JPackageHelper.java

*** 550,560 ****
          }
  
          List<String> origList = new ArrayList(Arrays.asList(result));
          List<String> newlist = new ArrayList();
          origList.stream().filter((str) ->
!                 (!str.startsWith("Picked up"))).forEachOrdered((str) -> {
              newlist.add(str);
          });
  
          return newlist.toArray(new String[newlist.size()]);
      }
--- 550,562 ----
          }
  
          List<String> origList = new ArrayList(Arrays.asList(result));
          List<String> newlist = new ArrayList();
          origList.stream().filter((str) ->
!                 (!str.startsWith("Picked up") &&
!                  !str.startsWith("WARNING: Using experimental")))
!                 .forEachOrdered((str) -> {
              newlist.add(str);
          });
  
          return newlist.toArray(new String[newlist.size()]);
      }