Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
6	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::File::File(char const*)

[call site] 00004


           log4cxx::xml::DOMConfigurator::configure(log4cxx::File const&)

[call site] 00005


           log4cxx::File::~File()

[call site] 00006