iOS Ice/hold sporadic failures

[pepone]

32 succeeded and 1 failed:
- Ice/hold
  [ running client/server test - 03/06/24 11:19:29 ]
  - Config: ws,compress,ipv6,serialize,mx,xcodesdk,iphonesimulator
  (executing `Ice/hold/server' on `iOS Simulator (iOS-17-2)' args = ['--Ice.Default.Host=::1', '--Ice.Warn.Connections=1', '--Ice.Default.Protocol=ws', '--Ice.Override.Compress=1', '--Ice.ThreadPool.Server.Serialize=1', '--Ice.IPv6=1', '--Ice.PreferIPv6Address=1', '--Ice.Admin.Endpoints=tcp -h "::1"', '--Ice.Admin.InstanceName=Server', '--IceMX.Metrics.Debug.GroupBy=id', '--IceMX.Metrics.Parent.GroupBy=parent', '--IceMX.Metrics.All.GroupBy=none', '--Ice.PrintStackTraces=1', '--Ice.ThreadPool.Server.Size=1', '--Ice.ThreadPool.Server.SizeMax=3', '--Ice.ThreadPool.Server.SizeWarn=0'])
  (executing `Ice/hold/client' on `iOS Simulator (iOS-17-2)' args = ['--Ice.Default.Host=::1', '--Ice.Warn.Connections=1', '--Ice.Default.Protocol=ws', '--Ice.Override.Compress=1', '--Ice.ThreadPool.Server.Serialize=1', '--Ice.IPv6=1', '--Ice.PreferIPv6Address=1', '--Ice.Admin.Endpoints=tcp -h "::1"', '--Ice.Admin.InstanceName=Client', '--IceMX.Metrics.Debug.GroupBy=id', '--IceMX.Metrics.Parent.GroupBy=parent', '--IceMX.Metrics.All.GroupBy=none', '--Ice.PrintStackTraces=1'])
  [...]
      self.stop(current, True, exitstatus)
    File "/Users/runner/work/ice/ice/scripts/Util.py", line 1561, in stop
      raise ex
    File "/Users/runner/work/ice/ice/scripts/Util.py", line 1543, in stop
      process.waitSuccess(exitstatus=exitstatus, timeout=30)
    File "/Users/runner/work/ice/ice/scripts/Util.py", line 2551, in waitSuccess
      raise RuntimeError(
  RuntimeError: unexpected exit status: expected: 0, got 1
shutting down simulator... ok