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	None	0	0	dwarf_basic_crc32	call site: 00008	/src/libdwarf/src/lib/libdwarf/dwarf_crc.c:136

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           getpid

[call site] 00001


           fopen

[call site] 00002


           fwrite

[call site] 00003


           fclose

[call site] 00004


           open

[call site] 00005


           lseek

[call site] 00006


           read

[call site] 00007


           dwarf_basic_crc32

[function] [call site] 00008


           close

[call site] 00009


           unlink

[call site] 00010