Emacs debug output for <https://github.com/ccrusius/auth-source-xoauth2/issues/5>

*Messages*

Sending...
Mark set [2 times]
Sending via mail...
gnutls.c: [1] (Emacs) connecting to host: smtp.gmail.com
gnutls.c: [1] (Emacs) allocating credentials
gnutls.c: [2] (Emacs) allocating x509 credentials
gnutls.c: [2] (Emacs) using default verification flags
gnutls.c: [1] (Emacs) setting the trustfile:  /etc/ssl/certs/ca-certificates.crt
gnutls.c: [1] (Emacs) gnutls callbacks
gnutls.c: [1] (Emacs) gnutls_init
gnutls.c: [1] (Emacs) got non-default priority string: NORMAL:%DUMBFW
gnutls.c: [1] (Emacs) setting the priority string
gnutls.c: [2] added 6 protocols, 29 ciphersuites, 18 sig algos and 9 groups into priority list

gnutls.c: [audit] Note that the security level of the Diffie-Hellman key exchange has been lowered to 256 bits and this may allow decryption of the session data

gnutls.c: [2] Keeping ciphersuite 13.02 (GNUTLS_AES_256_GCM_SHA384)

gnutls.c: [2] Keeping ciphersuite 13.03 (GNUTLS_CHACHA20_POLY1305_SHA256)

gnutls.c: [2] Keeping ciphersuite 13.01 (GNUTLS_AES_128_GCM_SHA256)

gnutls.c: [2] Keeping ciphersuite 13.04 (GNUTLS_AES_128_CCM_SHA256)

gnutls.c: [2] Keeping ciphersuite c0.2c (GNUTLS_ECDHE_ECDSA_AES_256_GCM_SHA384)

gnutls.c: [2] Keeping ciphersuite cc.a9 (GNUTLS_ECDHE_ECDSA_CHACHA20_POLY1305)

gnutls.c: [2] Keeping ciphersuite c0.ad (GNUTLS_ECDHE_ECDSA_AES_256_CCM)

gnutls.c: [2] Keeping ciphersuite c0.0a (GNUTLS_ECDHE_ECDSA_AES_256_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite c0.2b (GNUTLS_ECDHE_ECDSA_AES_128_GCM_SHA256)

gnutls.c: [2] Keeping ciphersuite c0.ac (GNUTLS_ECDHE_ECDSA_AES_128_CCM)

gnutls.c: [2] Keeping ciphersuite c0.09 (GNUTLS_ECDHE_ECDSA_AES_128_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite c0.30 (GNUTLS_ECDHE_RSA_AES_256_GCM_SHA384)

gnutls.c: [2] Keeping ciphersuite cc.a8 (GNUTLS_ECDHE_RSA_CHACHA20_POLY1305)

gnutls.c: [2] Keeping ciphersuite c0.14 (GNUTLS_ECDHE_RSA_AES_256_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite c0.2f (GNUTLS_ECDHE_RSA_AES_128_GCM_SHA256)

gnutls.c: [2] Keeping ciphersuite c0.13 (GNUTLS_ECDHE_RSA_AES_128_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite 00.9d (GNUTLS_RSA_AES_256_GCM_SHA384)

gnutls.c: [2] Keeping ciphersuite c0.9d (GNUTLS_RSA_AES_256_CCM)

gnutls.c: [2] Keeping ciphersuite 00.35 (GNUTLS_RSA_AES_256_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite 00.9c (GNUTLS_RSA_AES_128_GCM_SHA256)

gnutls.c: [2] Keeping ciphersuite c0.9c (GNUTLS_RSA_AES_128_CCM)

gnutls.c: [2] Keeping ciphersuite 00.2f (GNUTLS_RSA_AES_128_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite 00.9f (GNUTLS_DHE_RSA_AES_256_GCM_SHA384)

gnutls.c: [2] Keeping ciphersuite cc.aa (GNUTLS_DHE_RSA_CHACHA20_POLY1305)

gnutls.c: [2] Keeping ciphersuite c0.9f (GNUTLS_DHE_RSA_AES_256_CCM)

gnutls.c: [2] Keeping ciphersuite 00.39 (GNUTLS_DHE_RSA_AES_256_CBC_SHA1)

gnutls.c: [2] Keeping ciphersuite 00.9e (GNUTLS_DHE_RSA_AES_128_GCM_SHA256)

gnutls.c: [2] Keeping ciphersuite c0.9e (GNUTLS_DHE_RSA_AES_128_CCM)

gnutls.c: [2] Keeping ciphersuite 00.33 (GNUTLS_DHE_RSA_AES_128_CBC_SHA1)

gnutls.c: [2] Advertizing version 3.4

gnutls.c: [2] Advertizing version 3.3

gnutls.c: [2] Advertizing version 3.2

gnutls.c: [2] Advertizing version 3.1

gnutls.c: [2] HSK[0x7e55b50]: sent server name: 'smtp.gmail.com'

gnutls.c: [1] (Emacs) non-fatal error: Resource temporarily unavailable, try again. [89 times]
gnutls.c: [2] EXT[0x7e55b50]: client generated X25519 shared key

gnutls.c: [1] (Emacs) non-fatal error: Resource temporarily unavailable, try again.
501 5.5.2 Cannot Decode response g188sm6303602qkf.105 - gsmtp
gnutls.c: [2] (Emacs) Deallocating x509 credentials
221 2.0.0 closing connection g188sm6303602qkf.105 - gsmtp
smtpmail-send-it: Sending failed: 501 5.5.2 Cannot Decode response g188sm6303602qkf.105 - gsmtp in response to AUTH XOAUTH2 {{omitted}}=