mutt retry connection

muttdebug.log

[2017-09-18 12:40:58] Connecting to localhost...
[2017-09-18 12:40:58] Connection failed. errno: 111...
[2017-09-18 12:40:58] Connected to localhost:1143 on fd=4
[2017-09-18 12:40:58] imap_cmd_step: grew buffer to 512 bytes
[2017-09-18 12:40:58] 4< * OK [CAPABILITY IMAP4REV1 AUTH=LOGIN IDLE MOVE] IMAP4rev1 DavMail 4.8.0-2479 server ready
[2017-09-18 12:40:58] Handling CAPABILITY
[2017-09-18 12:40:58] IMAP queue drained

### Repeated 3 times
[2017-09-18 12:40:58] imap_authenticate: Trying method login
[2017-09-18 12:40:58] SASL local ip: 127.0.0.1;38696, remote ip:127.0.0.1;1143
[2017-09-18 12:40:58] External authentication name: myuser
[2017-09-18 12:40:58] Authenticating (LOGIN)...
[2017-09-18 12:40:58] 4> a0000 AUTHENTICATE LOGIN
[2017-09-18 12:40:58] 4< + <hash1>
[2017-09-18 12:40:58] mutt_sasl_cb_authname: getting authname for localhost:1143
[2017-09-18 12:40:58] mutt_sasl_cb_pass: getting password for myuser@localhost:1143
[2017-09-18 12:40:58] 4> <hash2>==
[2017-09-18 12:40:58] 4< + <hash3>
[2017-09-18 12:40:58] 4> <hash4>==
[2017-09-18 12:40:59] 4< a0000 NO LOGIN failed
[2017-09-18 12:40:59] IMAP queue drained
[2017-09-18 12:40:59] imap_auth_sasl: login failed
[2017-09-18 12:40:59] Logging in...
[2017-09-18 12:40:59] Sending LOGIN command for myuser...
[2017-09-18 12:41:00] 4< a0001 NO LOGIN failed
[2017-09-18 12:41:00] IMAP queue drained
[2017-09-18 12:41:00] Login failed.

### Epilog
[2017-09-18 12:41:10] mutt_num_postponed: using old IMAP postponed count.
[2017-09-18 12:41:10] No mailbox is open.
[2017-09-18 12:41:11] No mailbox is open.
[2017-09-18 12:41:11] No mailbox is open.
[2017-09-18 12:41:12] Closing connection to localhost...
[2017-09-18 12:41:12] 4> a0006 LOGOUT
[2017-09-18 12:41:12] 4< * BYE Closing connection
[2017-09-18 12:41:12] Handling BYE
[2017-09-18 12:41:12] 4< a0006 OK LOGOUT completed
[2017-09-18 12:41:12] IMAP queue drained