builtins.UnicodeEncodeError: 'latin-1' codec can't encode characters in position ordinal not in range(256)

2023-01-09 18:09:34+0000 [-] Received SIGTERM, shutting down.
2023-01-09 18:09:34+0000 [-] Stopping factory <buildbot_worker.pb.BotFactory object at 0x7fe87c18c8e0>
2023-01-09 18:09:34+0000 [-] Main loop terminated.
2023-01-09 18:09:34+0000 [-] Server Shut Down.
2023-01-09 18:09:35+0000 [-] Loading buildbot.tac...
2023-01-09 18:09:35+0000 [-] Loaded.
2023-01-09 18:09:35+0000 [-] twistd 22.10.0 (/usr/bin/python3 3.8.10) starting up.
2023-01-09 18:09:35+0000 [-] reactor class: twisted.internet.epollreactor.EPollReactor.
2023-01-09 18:09:35+0000 [-] Starting Worker -- version: 3.7.0
2023-01-09 18:09:35+0000 [-] recording hostname in twistd.hostname
2023-01-09 18:09:35+0000 [-] Starting factory <buildbot_worker.pb.BotFactory object at 0x7fb3005ef8b0>
2023-01-09 18:09:35+0000 [Broker,client] message from master: attached
2023-01-09 18:09:35+0000 [Broker,client] Peer will receive following PB traceback:
2023-01-09 18:09:35+0000 [Broker,client] Unhandled Error
        Traceback (most recent call last):
          File "/usr/local/lib/python3.8/dist-packages/twisted/spread/pb.py", line 1053, in _recvMessage
            netResult = object.remoteMessageReceived(self, message, netArgs, netKw)
          File "/usr/local/lib/python3.8/dist-packages/twisted/spread/flavors.py", line 131, in remoteMessageReceived
            state = method(*args, **kw)
          File "/usr/local/lib/python3.8/dist-packages/twisted/internet/defer.py", line 1947, in unwindGenerator
            return _cancellableInlineCallbacks(gen)
          File "/usr/local/lib/python3.8/dist-packages/twisted/internet/defer.py", line 1857, in _cancellableInlineCallbacks
            _inlineCallbacks(None, gen, status, _copy_context())
        --- <exception caught here> ---
          File "/usr/local/lib/python3.8/dist-packages/twisted/internet/defer.py", line 1697, in _inlineCallbacks
            result = context.run(gen.send, result)
          File "/usr/local/lib/python3.8/dist-packages/buildbot_worker/pb.py", line 346, in remote_setBuilderList
            b.setBuilddir(builddir)
          File "/usr/local/lib/python3.8/dist-packages/buildbot_worker/pb.py", line 227, in setBuilddir
            os.makedirs(self.basedir)
          File "/usr/lib/python3.8/os.py", line 223, in makedirs
            mkdir(name, mode)
        builtins.UnicodeEncodeError: 'latin-1' codec can't encode characters in position 29-35: ordinal not in range(256)

2023-01-09 18:09:35+0000 [Broker,client] Connected to buildmaster; worker is ready
2023-01-09 18:09:35+0000 [Broker,client] sending application-level keepalives every 600 seconds