Imported from https://github.com/wikimedia/countervandalism-CVNBot/issues/64.
@Krinkle wrote on 9 June 2020:# CVNBot10 Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [Main] CVNBot.Program [CVNBot10] Connected to chat.freenode.net Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [Main] CVNBot.Program [CVNBot10] Joining feed channel: #cvn-sw Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [Main] CVNBot.Program [CVNBot10] Joining control channel: #cvn-bots Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [Main] CVNBot.Program [CVNBot10] Joining broadcast channel: #cvn-broadcast Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [RCReader] CVNBot.RCReader [CVNBot10] Thread started Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [RCReader] CVNBot.RCReader [CVNBot10] Connected to irc.wikimedia.org Jun 8 23:44:32 cvn-app9 CVNBot.exe[3319]: INFO [RCReader] CVNBot.RCReader [CVNBot10] Joining 144 channels Jun 8 23:44:42 cvn-app9 CVNBot.exe[3319]: INFO [Thread Pool Worker] CVNBot.ListManager [CVNBot10] Tim threw away 1 items Jun 8 23:45:07 cvn-app9 CVNBot.exe[3319]: ERROR [Main] CVNBot.Program [CVNBot10] IRC: Closing Link: 185.15.56.20 (Connection timed out)The bot process remained alive with no action. It did not try to reconnect, restart, or exit (for external auto-restart from cron).
It just stayed running without actually being in the feed channels on Freenode.