Error: SHELLCHECK_WARNING:
/usr/bin/update-ca-trust:105:5: warning[SC3010]: In POSIX sh, [[ ]] is undefined.
#  103|   	done
#  104|   
#  105|-> 	if [[ "$compat" = "true" && -n "$USER_DEST" ]]; then
#  106|   		echo "Error: arguments '-o DIR|--output DIR' and '--rhbz2387674' can't be used together"
#  107|   		exit 1