==7525==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 456 byte(s) in 1 object(s) allocated from:
#0 0x559bbf8efff2 in calloc /data/mci/0daf2ee55223f87d23db2ac2806d764d/toolchain-builder/tmp/build-llvm-v4.sh-PAU/llvm-project-llvmorg/compiler-rt/lib/asan/asan_malloc_linux.cpp:154:3
#1 0x7f4215828f53 in __wt_calloc /data/mci/bcf97989ca58ba9c0e154bd171a5213e/src/src/third_party/wiredtiger/src/os_common/os_alloc.c:60:14
#2 0x7f42154c83ec in __wt_conf_compile_init /data/mci/bcf97989ca58ba9c0e154bd171a5213e/src/src/third_party/wiredtiger/src/conf/conf_compile.c:519:5
#3 0x7f42154e898f in wiredtiger_open /data/mci/bcf97989ca58ba9c0e154bd171a5213e/src/src/third_party/wiredtiger/src/conn/conn_api.c:3118:5
#4 0x7f42227581db in mongo::WiredTigerKVEngine::_openWiredTiger(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) /data/mci/bcf97989ca58ba9c0e154bd171a5213e/src/src/mongo/db/storage/wiredtiger/wiredtiger_kv_engine.cpp:658:15