pam tests marked as failure although successful

test PAM (failure)

worker[01] Using MTR_BUILD_THREAD 300, with reserved ports 19000..19029

plugins.pam_cleartext                    [ pass ]    171

worker[01] > Restart [mysqld.1 - pid: 3565, winpid: 3565] - running with different options '' != '--loose-pam-use-cleartext-plugin'

plugins.pam                              [ pass ]    211

plugins.pam_v1                           [ pass ]     32

--------------------------------------------------------------------------

The servers were restarted 1 times

Spent 0.414 of 11 seconds executing testcases

Completed: All 3 tests were successful.

+ set +e

+ (( res != 0 ))

+ exit 1

program finished with exit code 1

elapsedTime=17.459060