return ListTestSuiteBuilder.using(
            new TestStringListGenerator() {
              @Override
              protected List<String> create(String[] elements) {
                // For this test we trust ArrayList works
                List<String> list = new ArrayList<>();
                Collections.addAll(list, elements);
                return new AbstractSequentialList<String>() {
                  @Override

              [INFO] Validating units:
              [INFO]    Ignored 53 units with compilation errors in first pass.
              [INFO] Compile with -strict or with -logLevel set to TRACE or DEBUG to see all errors.

            Turning up the log level, we see that GWT is trying to compile classes from other