Dec 19 08:40:13.785 INFO checking sjisjis/rust-iron-sample against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:40:13.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/sjisjis/rust-iron-sample:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:40:14.191 INFO [stdout] a48b92e7ae6475088211511a4eccd89f6d013bf342c321311881effc0f9d8912
Dec 19 08:40:14.198 INFO running `"docker" "start" "-a" "a48b92e7ae6475088211511a4eccd89f6d013bf342c321311881effc0f9d8912"`
Dec 19 08:40:15.911 INFO [stderr]    Compiling httparse v1.3.1
Dec 19 08:40:15.920 INFO [stderr]     Checking mime_guess v1.8.4
Dec 19 08:40:18.179 INFO [stderr]     Checking hyper v0.10.13
Dec 19 08:40:21.398 INFO [stderr]     Checking iron v0.6.0
Dec 19 08:40:21.964 INFO [stderr]     Checking iron v0.1.0 (/opt/crater/workdir)
Dec 19 08:40:22.376 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.58s
Dec 19 08:40:22.865 INFO running `"docker" "inspect" "a48b92e7ae6475088211511a4eccd89f6d013bf342c321311881effc0f9d8912"`
Dec 19 08:40:23.162 INFO running `"docker" "rm" "-f" "a48b92e7ae6475088211511a4eccd89f6d013bf342c321311881effc0f9d8912"`
Dec 19 08:40:23.460 INFO [stdout] a48b92e7ae6475088211511a4eccd89f6d013bf342c321311881effc0f9d8912