=== long message arg (2 args) ===
PAM_PROMPT_ECHO_OFF Password: 
polkit-agent-helper-1: pam_authenticated failed: Authentication failure
FAILURE
rc=1
=== long user arg ===
PAM_PROMPT_ECHO_OFF Password: 
polkit-agent-helper-1: pam_authenticated failed: User not known to the underlying authentication module
FAILURE
rc2=1