code: public static TraceOptions fromLowerBase16(CharSequence src, int srcOffset) {
      return new TraceOptions(BigendianEncoding.byteFromBase16String(src, srcOffset));
    }
docs: Returns a {@code TraceOption} built from a lowercase base16 representation.
  
  @param src the lowercase base16 representation.
  @param srcOffset the offset in the buffer where the representation of the {@code TraceOptions}
  begins.
  @return a {@code TraceOption} built from a lowercase base16 representation.
  @throws NullPointerException if {@code src} is null.
  @throws IllegalArgumentException if {@code src.length} is not {@code 2 * TraceOption.SIZE} OR
  if the {@code str} has invalid characters.
  @since 0.18