Dec 11 23:47:48.357 INFO checking UMWACM/Archinbald against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:47:48.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 23:47:48.840 INFO [stdout] edc1ca9532b3a725b279db5a500c3aaa760a5b21071fcdc232a478479b0c33b5
Dec 11 23:47:48.842 INFO running `"docker" "start" "-a" "edc1ca9532b3a725b279db5a500c3aaa760a5b21071fcdc232a478479b0c33b5"`
Dec 11 23:47:50.256 INFO [stderr] usermod: no changes
Dec 11 23:47:50.324 INFO [stderr]     Blocking waiting for file lock on the registry index
Dec 11 23:47:50.588 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 11 23:47:50.590 INFO [stderr]     Checking serde_json v1.0.6
Dec 11 23:47:50.613 INFO [stderr]     Checking tokio-core v0.1.10
Dec 11 23:47:50.613 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 11 23:47:50.613 INFO [stderr]     Checking chrono v0.4.0
Dec 11 23:47:50.614 INFO [stderr]     Checking native-tls v0.1.4
Dec 11 23:47:50.615 INFO [stderr]     Checking error-chain v0.10.0
Dec 11 23:47:56.075 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 11 23:47:57.350 INFO [stderr]     Checking irc v0.12.5
Dec 11 23:48:01.484 INFO [stderr]     Checking archinbald v0.1.8 (/source)
Dec 11 23:48:06.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:48:06.940 INFO [stderr]   --> src/main.rs:23:5
Dec 11 23:48:06.940 INFO [stderr]    |
Dec 11 23:48:06.940 INFO [stderr] 23 | /     server.for_each_incoming(|message| {
Dec 11 23:48:06.940 INFO [stderr] 24 | |         print!("{}", message);
Dec 11 23:48:06.940 INFO [stderr] 25 | |         match message.command {
Dec 11 23:48:06.940 INFO [stderr] 26 | |             Command::PRIVMSG(ref target, ref msg) => {
Dec 11 23:48:06.940 INFO [stderr] ...  |
Dec 11 23:48:06.940 INFO [stderr] 78 | |         }
Dec 11 23:48:06.940 INFO [stderr] 79 | |     });
Dec 11 23:48:06.940 INFO [stderr]    | |_______^
Dec 11 23:48:06.940 INFO [stderr]    |
Dec 11 23:48:06.940 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:48:06.940 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:48:06.940 INFO [stderr] 
Dec 11 23:48:06.981 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:48:06.981 INFO [stderr]   --> src/main.rs:23:5
Dec 11 23:48:06.981 INFO [stderr]    |
Dec 11 23:48:06.981 INFO [stderr] 23 | /     server.for_each_incoming(|message| {
Dec 11 23:48:06.981 INFO [stderr] 24 | |         print!("{}", message);
Dec 11 23:48:06.981 INFO [stderr] 25 | |         match message.command {
Dec 11 23:48:06.981 INFO [stderr] 26 | |             Command::PRIVMSG(ref target, ref msg) => {
Dec 11 23:48:06.981 INFO [stderr] ...  |
Dec 11 23:48:06.981 INFO [stderr] 78 | |         }
Dec 11 23:48:06.981 INFO [stderr] 79 | |     });
Dec 11 23:48:06.981 INFO [stderr]    | |_______^
Dec 11 23:48:06.981 INFO [stderr]    |
Dec 11 23:48:06.981 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:48:06.981 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:48:06.981 INFO [stderr] 
Dec 11 23:48:07.001 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.71s
Dec 11 23:48:07.020 INFO [stderr] su: No module specific data is present
Dec 11 23:48:07.693 INFO running `"docker" "inspect" "edc1ca9532b3a725b279db5a500c3aaa760a5b21071fcdc232a478479b0c33b5"`
Dec 11 23:48:08.000 INFO running `"docker" "rm" "-f" "edc1ca9532b3a725b279db5a500c3aaa760a5b21071fcdc232a478479b0c33b5"`
Dec 11 23:48:08.227 INFO [stdout] edc1ca9532b3a725b279db5a500c3aaa760a5b21071fcdc232a478479b0c33b5