changefeed.cc:1799 Guarantee failed: [num_subs == 0] #5708
Description
Unfortunately, one of our rethinkdb servers in our 6 node cluster crashed. I didn't found a similar error report here, so please excuse a possible duplicate. (github search isn't good)
running on linux, 2.3.0~0wily, ...
2016-04-22T18:19:52.311159197 34559.402505s info: Rejected a connection from server 39606cf4-03f0-4ec7-90c8-3c13e902cc85 since one is open already.
2016-04-22T18:20:07.311540722 34574.402887s info: Rejected a connection from server 39606cf4-03f0-4ec7-90c8-3c13e902cc85 since one is open already.
2016-04-22T18:20:07.313109523 34574.404455s info: Rejected a connection from server 932c161a-3394-4602-b492-cf4f44680068 since one is open already.
2016-04-22T18:20:21.821005159 34588.912351s notice: Connected to server "db3" 932c161a-3394-4602-b492-cf4f44680068
2016-04-22T18:21:31.500568734 34658.591915s error: Error in src/rdb_protocol/changefeed.cc at line 1799:
2016-04-22T18:21:31.500621603 34658.591967s error: Guarantee failed: [num_subs == 0]
2016-04-22T18:21:31.500637500 34658.591983s error: Backtrace:
2016-04-22T18:21:32.153313485 34659.244661s error: Fri Apr 22 18:21:31 2016\n\n1 [0xb2e69a]: backtrace_t::backtrace_t() at ??:?\n2 [0xb2eb7a]: format_backtrace[abi:cxx11](bool) at ??:?\n3 [0xdf847c]: report_fatal_error(char const*, int, char const*, ...) at ??:?\n4 [0x922bd4]: ql::changefeed::real_feed_t::~real_feed_t() at ??:?\n5 [0x923190]: ql::changefeed::real_feed_t::constructor_cb() at ??:?\n6 [0xa38812]: coro_t::run() at ??:?
2016-04-22T18:21:32.153380847 34659.244727s error: Exiting.