Exit codes appear to be x256 too large about erlexec HOT 1 CLOSED

1> exec:status(768).                                             
{status,3}

:exec.run("your-conntrack-command; A=$?; [ $A -eq 1 ] && exit 0 || exit $A", [...])

$ for i in {0..3}; do sh -c 'sh -c "exit '$i'"; A=$?; [ $A -eq 1 ] && exit 0 || exit $A'; echo $?; done
0
0
2
3