#0  0x00007f44619939f3 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f4463a397fc in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /data/mci/ff40e18d703ff1f6e8f8ecf75ad7202f/toolchain-builder/tmp/build-gcc-v3.sh-NJq/build/x86_64-mongodb-linux/libstdc++-v3/include/x86_64-mongodb-linux/bits/gthr-default.h:864
#2  std::condition_variable::wait (this=<optimized out>, __lock=...) at ../../../../../src/combined/libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f446761f3e7 in std::_V2::condition_variable_any::wait<std::unique_lock<std::mutex> > (this=0x7f445d4e5558, __lock=...) at /opt/mongodbtoolchain/revisions/e5348beb43e147b74a40f4ca5fb05a330ea646cf/stow/gcc-v3.U0D/lib/gcc/x86_64-mongodb-linux/8.2.0/../../../../include/c++/8.2.0/condition_variable:263
#4  0x00007f446761a6cb in mongo::executor::NetworkInterfaceMock::_runReadyNetworkOperations_inlock (this=<optimized out>, lk=0x7ffcfa4da968) at src/mongo/executor/network_interface_mock.cpp:621
#5  0x00007f4467619da3 in mongo::executor::NetworkInterfaceMock::getNextReadyRequest (this=0x7f445d4e5520) at src/mongo/executor/network_interface_mock.cpp:296
#6  0x00007f4468f57795 in mongo::executor::NetworkTestEnv::onCommands(std::vector<std::function<mongo::StatusWith<mongo::BSONObj> (mongo::executor::RemoteCommandRequestImpl<mongo::HostAndPort> const&)>, std::allocator<std::function<mongo::StatusWith<mongo::BSONObj> (mongo::executor::RemoteCommandRequestImpl<mongo::HostAndPort> const&)> > >) (this=0x7f445d4f9b20, funcs=...) at src/mongo/executor/network_test_env.cpp:54
#7  0x00007f4468f57637 in mongo::executor::NetworkTestEnv::onCommand(std::function<mongo::StatusWith<mongo::BSONObj> (mongo::executor::RemoteCommandRequestImpl<mongo::HostAndPort> const&)>) (this=0x7f445d4f9b20, func=...) at src/mongo/executor/network_test_env.cpp:46
#8  0x00007f4468f58039 in mongo::executor::NetworkTestEnv::onFindCommand(std::function<mongo::StatusWith<std::vector<mongo::BSONObj, std::allocator<mongo::BSONObj> > > (mongo::executor::RemoteCommandRequestImpl<mongo::HostAndPort> const&)>) (this=0x7f445d4e5580, func=...) at src/mongo/executor/network_test_env.cpp:101
#9  0x00007f4468fd1331 in mongo::ShardingTestFixtureCommon::onFindCommand(std::function<mongo::StatusWith<std::vector<mongo::BSONObj, std::allocator<mongo::BSONObj> > > (mongo::executor::RemoteCommandRequestImpl<mongo::HostAndPort> const&)>) (this=<optimized out>, func=...) at src/mongo/s/sharding_test_fixture_common.cpp:90
#10 0x00007f44690b71eb in mongo::ShardingTestFixture::expectGetShards (this=<optimized out>, shards=...) at src/mongo/s/sharding_router_test_fixture.cpp:252
#11 mongo::ShardingTestFixture::setupShards (this=<optimized out>, shards=std::vector of length 2, capacity 2 = {...}) at src/mongo/s/sharding_router_test_fixture.cpp:246
#12 0x00007f44690a7583 in mongo::CatalogCacheTestFixture::setupNShards (this=0x7ffcfa4db300, numShards=2) at src/mongo/s/catalog_cache_test_fixture.cpp:122
#13 0x000055a1c27fea3d in mongo::(anonymous namespace)::UnitTest_SuiteNameMigrationDestinationManagerNetworkTestTestNameMigrationDestinationManagerGetIndexesAndCollectionsNoVersionsOrReadConcern::_doTest (this=0x7ffcfa4db300) at src/mongo/db/s/migration_destination_manager_test.cpp:179
#14 0x00007f4467389339 in mongo::unittest::Test::run (this=0x7ffcfa4db378) at src/mongo/unittest/unittest.cpp:241
#15 0x000055a1c27fe80e in mongo::unittest::Test::RegistrationAgent<mongo::(anonymous namespace)::UnitTest_SuiteNameMigrationDestinationManagerNetworkTestTestNameMigrationDestinationManagerGetIndexesAndCollectionsNoVersionsOrReadConcern>::RegistrationAgent(mongo::StringData, mongo::StringData, mongo::StringData)::{lambda()#1}::operator()() const (this=<optimized out>) at src/mongo/unittest/unittest.h:532
#16 std::_Function_handler<void (), mongo::unittest::Test::RegistrationAgent<mongo::(anonymous namespace)::UnitTest_SuiteNameMigrationDestinationManagerNetworkTestTestNameMigrationDestinationManagerGetIndexesAndCollectionsNoVersionsOrReadConcern>::RegistrationAgent(mongo::StringData, mongo::StringData, mongo::StringData)::{lambda()#1}>::_M_invoke(std::_Any_data const&) (__functor=...) at /opt/mongodbtoolchain/revisions/e5348beb43e147b74a40f4ca5fb05a330ea646cf/stow/gcc-v3.U0D/lib/gcc/x86_64-mongodb-linux/8.2.0/../../../../include/c++/8.2.0/bits/std_function.h:297
#17 0x00007f446738aed6 in std::function<void ()>::operator()() const (this=<optimized out>) at /opt/mongodbtoolchain/revisions/e5348beb43e147b74a40f4ca5fb05a330ea646cf/stow/gcc-v3.U0D/lib/gcc/x86_64-mongodb-linux/8.2.0/../../../../include/c++/8.2.0/bits/std_function.h:687
#18 mongo::unittest::Suite::run (this=0x7f445d88aa70, filter="MigrationDestinationManagerGetIndexesAndCollectionsNoVersionsOrReadConcern", fileNameFilter="", runsPerTest=1) at src/mongo/unittest/unittest.cpp:423
#19 0x00007f446738c5c4 in mongo::unittest::Suite::run (suites=..., filter="MigrationDestinationManagerGetIndexesAndCollectionsNoVersionsOrReadConcern", fileNameFilter="", runsPerTest=1) at src/mongo/unittest/unittest.cpp:492
#20 0x00007f44690e02d2 in main (argc=<optimized out>, argv=0x7ffcfa4dc028) at src/mongo/unittest/unittest_main.cpp:122
#21 0x00007f44615b6b97 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#22 0x000055a1c26bff4a in _start () at src/mongo/db/query/collation/collation_spec.h:43