Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity	Unique Reachable Complexities	Unique Reachable Functions	All non-covered Complexity	All Reachable Complexity	Function Name	Function Callsite	Blocked Branch
0	0	3 : View List ['std::__1::basic_ostream >::operator<<(std::__1::basic_ostream >& ()(std::__1::basic_ostream >&))', 'std::terminate()', 'std::__1::basic_ostream >& std::__1::operator<< >(std::__1::basic_ostream >&, char const)']	0	0	uWS::TopicTree ,std::__1::allocator >,std::__1::basic_string_view >>::checkIteratingSubscriber(uWS::Subscriber*)	call site: 00000	/src/uWebSockets/fuzzing/./../src/TopicTree.h:106

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           uWS::TopicTree
           
            , std::__1::allocator
            
             >, std::__1::basic_string_view
             
              > >::TopicTree(std::__1::function
              
               , std::__1::allocator
               
                >&, uWS::TopicTree
                
                 , std::__1::allocator
                 
                  >, std::__1::basic_string_view
                  
                   > >::IteratorFlags)>)

[function] [call site] 00001


           makePadded(unsigned char const*, unsigned long)

[function] [call site] 00002


             __cxa_guard_acquire

[call site] 00003


           uWS::TopicTree
           
            , std::__1::allocator
            
             >, std::__1::basic_string_view
             
              > >::~TopicTree()

[function] [call site] 00004


           uWS::TopicTree
           
            , std::__1::allocator
            
             >, std::__1::basic_string_view
             
              > >::freeSubscriber(uWS::Subscriber*)

[function] [call site] 00005


             uWS::Subscriber::needsDrainage()

[function] [call site] 00006


             uWS::TopicTree
             
              , std::__1::allocator
              
               >, std::__1::basic_string_view
               
                > >::unlinkDrainableSubscriber(uWS::Subscriber*)

[function] [call site] 00007


             uWS::Subscriber::~Subscriber()

[function] [call site] 00008