Because "tty" is closed in s.d.Stop() for "--raw-logs=false" test, we need to open another pair of pty before test "--raw-logs=true" option. This patch fix #29772. Signed-off-by: Jiuyue Ma <majiuyue@huawei.com> Upstream-commit: c9e0d923ae6d2b5558378183b79d0a85ccf16020 Component: engine