Unable to run the fpicker fuzzer succesfully on protocol_example #42
Description
I'm trying to executing the protocol_example using the example that's proposed on the readme, but I got that error:
user@server:~/fpicker/examples/protocol_example$ sudo afl-fuzz -i in -o out -- ../../fpicker --fuzzer-mode afl --communication-mode shm -e attach -p protocol_example -f ./harness.js
afl-fuzz++4.32a based on afl by Michal Zalewski and a large online community
[+] AFL++ is maintained by Marc "van Hauser" Heuse, Dominik Maier, Andrea Fioraldi and Heiko "hexcoder" Eißfeldt
[+] AFL++ is open source, get it at https://github.com/AFLplusplus/AFLplusplus
[+] NOTE: AFL++ >= v3 has changed defaults and behaviours - see README.md
[+] No -M/-S set, autoconfiguring for "-S default"
[*] Getting to work...
[+] Using exploration-based constant power schedule (EXPLORE)
[+] Enabled testcache with 50 MB
[+] Generating fuzz data with a length of min=1 max=1048576
[*] Checking core_pattern...
[!] WARNING: Could not check CPU scaling governor
[+] You have 8 CPU cores and 1 runnable tasks (utilization: 12%).
[+] Try parallel jobs - see /usr/local/share/doc/afl/fuzzing_in_depth.md#c-using-multiple-cores
[*] Setting up output directories...
[+] Output directory exists but deemed OK to reuse.
[*] Deleting old session data...
[+] Output dir cleanup successful.
[*] Checking CPU core loadout...
[+] Found a free CPU core, try binding to #0.
[*] Validating target binary...
[*] Scanning 'in'...
[*] Creating hard links for all input files...
[+] Loaded a total of 1 seeds.
[*] Spinning up the fork server...
[-] PROGRAM ABORT : Timeout while initializing fork server (setting AFL_FORKSRV_INIT_TMOUT may help)
Location : afl_fsrv_start(), src/afl-forkserver.c:1486