Symfony version(s) affected: v4.3.8

Description

# 
framework:
    messenger:
        transports:
            sync: 'sync://'
            async: '%env(MESSENGER_TRANSPORT_DSN)%'
        routing:
            App\Message\Event\TestEvent: async
        default_bus: bus
        buses:
            bus:

RabbitMQ "messages" exchange is fanout by default. All RabbitMQ entities created by Symfony Messenger.

Actual

After last symfony update (v4.3.4 to v4.3.8) my messages drops from queue after 1-2 seconds. It's very very bad defaults!

And i have no idea, how to cancel this angry helper. It's always active with very small TTL.

Expected

IMHO retry policy must check connect with RabbitMQ, not delivery to subscriber(s). My consumer can't use persistent connect and gets messages by cron.

Additional context

publish some messages (no active consumers in queue):

after couple of seconds: