in common/teamcity_messages.cpp [139:149]
void TeamcityMessages::testFailed(const std::string &name, const std::string &message, const std::string &details, const std::string &flowid) {
openMsg("testFailed");
writeProperty("name", name);
writeProperty("message", message);
writeProperty("details", details);
if(flowid.length() > 0) {
writeProperty("flowId", flowid);
}
closeMsg();
}