[INFO] updating cached repository https://github.com/pinkisemils/irc_deadlock
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a3211fad50a162890b6dafb3d21b6d52539a79e6
[INFO] checking pinkisemils/irc_deadlock against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinkisemils%2Firc_deadlock" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pinkisemils/irc_deadlock on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pinkisemils/irc_deadlock
[INFO] finished tweaking git repo https://github.com/pinkisemils/irc_deadlock
[INFO] tweaked toml for git repo https://github.com/pinkisemils/irc_deadlock written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/pinkisemils/irc_deadlock already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dd331d0a0843d5df80158845d538802600d8029a5a46f246ec1f382001a3c259
[INFO] running `"docker" "start" "-a" "dd331d0a0843d5df80158845d538802600d8029a5a46f246ec1f382001a3c259"`
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking irc v0.13.2
[INFO] [stderr]     Checking aatxe_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     reactor.run(
[INFO] [stderr] 36 | |         client
[INFO] [stderr] 37 | |             .stream()
[INFO] [stderr] 38 | |             .for_each(move |_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |             .join(so_called_future),
[INFO] [stderr] 45 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     reactor.run(
[INFO] [stderr] 36 | |         client
[INFO] [stderr] 37 | |             .stream()
[INFO] [stderr] 38 | |             .for_each(move |_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |             .join(so_called_future),
[INFO] [stderr] 45 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `"docker" "inspect" "dd331d0a0843d5df80158845d538802600d8029a5a46f246ec1f382001a3c259"`
[INFO] running `"docker" "rm" "-f" "dd331d0a0843d5df80158845d538802600d8029a5a46f246ec1f382001a3c259"`
[INFO] [stdout] dd331d0a0843d5df80158845d538802600d8029a5a46f246ec1f382001a3c259