Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
4	0	EP	call site: 00000	fopen

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           fopen

[call site] 00001


           fwrite

[call site] 00002


           fclose

[call site] 00003


           log4cxx::xml::DOMConfigurator::configure(char const*)

[function] [call site] 00004


             log4cxx::xml::DOMConfigurator::configure(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)

[call site] 00005