libsandbox compilation error，The plug-in cannot run properly

[cilinf]

When I execute the make command, libsandbox fails to compile, error2 is reported, and, when I choose to use libsandbox, the submitted file will have compile errors or restricted functions

To Reproduce
Follow the use tutorial to the make step

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: Ubuntu 20.24

Moodle (please complete the following information):

• Version 4.1

[ndrwnaguib]

Hi @cilinf, I will create a docker image imitating your environment to see what could be wrong with libsandbox. Meanwhile, I suggest either using sphere engine (if you have the necessary credentials). Could you also add the output of ./judge/sandbox/sand/runtest.sh 1 $< < /dev/null?