It worked. Here are the last few lines.
gpg: Total number processed: 93 gpg: unchanged: 3 gpg: new user IDs: 1 gpg: new signatures: 2449 gpg: marginals needed: 3 completes needed: 1 trust model: pgp gpg: depth: 0 valid: 1 signed: 8 trust: 0-, 0q, 0n, 0m, 0f, 1u gpg: depth: 1 valid: 8 signed: 71 trust: 0-, 0q, 0n, 8m, 0f, 0u gpg: depth: 2 valid: 70 signed: 10 trust: 70-, 0q, 0n, 0m, 0f, 0u gpg: next trustdb check due at 2017-10-20
antergos/antergos-keyring 20170524-1 (antergos-base) [installed] Antergos PGP keyring
@joekamprad What do you mean by “and please reset /etc/pacman.d/gnupg/gpg.conf to before state then.” Re-edit the keyserver address to