OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25376
Crash type: Segv on unknown address
Crash state:
std::__1::__tree<std::__1::__value_type<unsigned int, std::__1::pair<std::__1::b
uWS::TopicTree::drain
std::__1::__function::__func<LLVMFuzzerTestOneInput::$_1, std::__1::allocator<LL