docs: public Set<Reference> getNonCopytoResult() {
          final Set<Reference> nonCopytoSet = new LinkedHashSet<>(128);
  
          nonCopytoSet.addAll(nonConrefCopytoTargets);
          for (final URI f : conrefTargets) {
              nonCopytoSet.add(new Reference(stripFragment(f), currentFileFormat()));
          }
          for (final URI f : copytoMap.values()) {
              nonCopytoSet.add(new Reference(stripFragment(f)));
          }
          for (final URI f : ignoredCopytoSourceSet) {
              nonCopytoSet.add(new Reference(stripFragment(f)));
          }
          for (final URI filename : coderefTargetSet) {
              nonCopytoSet.add(new Reference(stripFragment(filename)));
          }
          return nonCopytoSet;
      }