[INFO] updating cached repository https://github.com/UMWACM/Archinbald
[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] dc90cf914a3c30b5e6700a135fe6b266b9e266d5
[INFO] checking UMWACM/Archinbald against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FUMWACM%2FArchinbald" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UMWACM/Archinbald 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/UMWACM/Archinbald
[INFO] finished tweaking git repo https://github.com/UMWACM/Archinbald
[INFO] tweaked toml for git repo https://github.com/UMWACM/Archinbald written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/UMWACM/Archinbald 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/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] 58b0cd4c9793aab7c731d59d16f807a019f900308251dc9ac0ea538218555eb3
[INFO] running `"docker" "start" "-a" "58b0cd4c9793aab7c731d59d16f807a019f900308251dc9ac0ea538218555eb3"`
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking tokio-tls v0.1.3
[INFO] [stderr]     Checking irc v0.12.5
[INFO] [stderr]     Checking archinbald v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     server.for_each_incoming(|message| {
[INFO] [stderr] 24 | |         print!("{}", message);
[INFO] [stderr] 25 | |         match message.command {
[INFO] [stderr] 26 | |             Command::PRIVMSG(ref target, ref msg) => {
[INFO] [stderr] ...  |
[INFO] [stderr] 78 | |         }
[INFO] [stderr] 79 | |     });
[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:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     server.for_each_incoming(|message| {
[INFO] [stderr] 24 | |         print!("{}", message);
[INFO] [stderr] 25 | |         match message.command {
[INFO] [stderr] 26 | |             Command::PRIVMSG(ref target, ref msg) => {
[INFO] [stderr] ...  |
[INFO] [stderr] 78 | |         }
[INFO] [stderr] 79 | |     });
[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 18.88s
[INFO] running `"docker" "inspect" "58b0cd4c9793aab7c731d59d16f807a019f900308251dc9ac0ea538218555eb3"`
[INFO] running `"docker" "rm" "-f" "58b0cd4c9793aab7c731d59d16f807a019f900308251dc9ac0ea538218555eb3"`
[INFO] [stdout] 58b0cd4c9793aab7c731d59d16f807a019f900308251dc9ac0ea538218555eb3