Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
3	0	EP	call site: 00000	count_lowercase_letters

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           count_lowercase_letters

[function] [call site] 00001


             printf

[call site] 00002


             printf

[call site] 00003