Dec 18 02:09:34.929 INFO checking coutar-a/rust_messenger_cli against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 02:09:34.929 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/coutar-a/rust_messenger_cli:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:09:35.568 INFO [stdout] 62db34efd0c4a7f325346e47b743f568616da49e34f977bfc27b06bb7af2f30b
Dec 18 02:09:35.576 INFO running `"docker" "start" "-a" "62db34efd0c4a7f325346e47b743f568616da49e34f977bfc27b06bb7af2f30b"`
Dec 18 02:09:37.325 INFO [stderr]     Checking tokio-core v0.1.10
Dec 18 02:09:38.940 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 18 02:09:41.209 INFO [stderr]     Checking hyper v0.11.7
Dec 18 02:09:45.896 INFO [stderr]     Checking messenger_cli v0.1.0 (/opt/crater/workdir)
Dec 18 02:09:46.633 INFO [stderr] warning: unused imports: `Connection`, `Headers`
Dec 18 02:09:46.634 INFO [stderr]  --> src/main.rs:8:21
Dec 18 02:09:46.634 INFO [stderr]   |
Dec 18 02:09:46.634 INFO [stderr] 8 | use hyper::header::{Connection, Headers, UserAgent};
Dec 18 02:09:46.634 INFO [stderr]   |                     ^^^^^^^^^^  ^^^^^^^
Dec 18 02:09:46.635 INFO [stderr]   |
Dec 18 02:09:46.635 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:09:46.635 INFO [stderr] 
Dec 18 02:09:46.660 INFO [stderr] warning: unused imports: `Connection`, `Headers`
Dec 18 02:09:46.660 INFO [stderr]  --> src/main.rs:8:21
Dec 18 02:09:46.660 INFO [stderr]   |
Dec 18 02:09:46.661 INFO [stderr] 8 | use hyper::header::{Connection, Headers, UserAgent};
Dec 18 02:09:46.662 INFO [stderr]   |                     ^^^^^^^^^^  ^^^^^^^
Dec 18 02:09:46.662 INFO [stderr]   |
Dec 18 02:09:46.662 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:09:46.662 INFO [stderr] 
Dec 18 02:09:46.793 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
Dec 18 02:09:47.994 INFO running `"docker" "inspect" "62db34efd0c4a7f325346e47b743f568616da49e34f977bfc27b06bb7af2f30b"`
Dec 18 02:09:48.340 INFO running `"docker" "rm" "-f" "62db34efd0c4a7f325346e47b743f568616da49e34f977bfc27b06bb7af2f30b"`
Dec 18 02:09:48.595 INFO [stdout] 62db34efd0c4a7f325346e47b743f568616da49e34f977bfc27b06bb7af2f30b