slog-async Error

[uvd]

cargo -Vv
cargo 1.35.0-nightly (95b45eca1 2019-03-06)
release: 1.35.0
commit-hash: 95b45eca19ac785263fed98ecefe540bb47337ac
commit-date: 2019-03-06

#![feature(async_await, futures_api)]
fn main() {
    let mut app = tide::App::new(());
    app.at("/").get(async || "hello");
    app.serve();

    println!("Hello, world!");
}

wrk http://127.0.0.1:8181

Mar 13 09:25:10.880 ERRO slog-async: logger dropped messages due to channel overflow, count: 10
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 8
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 6
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 1
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 11
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 2
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 8
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 4
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 1
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 7
Mar 13 09:25:10.881 ERRO slog-async: logger dropped messages due to channel overflow, count: 11
Mar 13 09:25:10.882 ERRO slog-async: logger dropped messages due to channel overflow, count: 3
Mar 13 09:25:10.882 ERRO slog-async: logger dropped messages due to channel overflow, count: 5

[prasannavl]

@wangtxxl - #8 (comment)