[INFO] fetching crate lz4_flex 0.3.6... [ERROR] this task or one of its parent failed! [ERROR] error sending request for url (https://static.crates.io/crates/lz4_flex/lz4_flex-0.3.6.crate): connection error: Connection reset by peer (os error 104) [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.