Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
16	0	EP	call site: 00000	validate

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           validate

[function] [call site] 00001


             null_parser::null_parser

[function] [call site] 00002


               parse_options

[function] [call site] 00003


             boost::system::error_code::error_code

[function] [call site] 00004


             null_parser::write

[function] [call site] 00005


               write_some

[function] [call site] 00006


             test_data

[function] [call site] 00007


               string::data

[function] [call site] 00008


                 string::data

[function] [call site] 00009


               BOOST_TEST_EQ

[function] [call site] 00010


               BOOST_TEST_EQ

[function] [call site] 00011


               string::data

[function] [call site] 00012


               BOOST_TEST

[function] [call site] 00013


             mnextsize

[function] [call site] 00014


           reinterpret_cast<const

[call site] 00015

[function] [call site] 00016