Dec 17 16:46:00.000 INFO checking ronniebnorth/rust_iron_playground against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 16:46:00.000 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/ronniebnorth/rust_iron_playground:/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 17 16:46:00.590 INFO [stdout] dba0838f0a33146796118e51f40aac4177e0c17631604e11611c9da922e4dd14
Dec 17 16:46:00.592 INFO running `"docker" "start" "-a" "dba0838f0a33146796118e51f40aac4177e0c17631604e11611c9da922e4dd14"`
Dec 17 16:46:03.509 INFO [stderr]     Checking hyper v0.10.13
Dec 17 16:46:07.356 INFO [stderr]     Checking iron v0.5.1
Dec 17 16:46:08.093 INFO [stderr]     Checking rust_iron_playground v0.1.0 (/opt/crater/workdir)
Dec 17 16:46:08.632 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
Dec 17 16:46:09.701 INFO running `"docker" "inspect" "dba0838f0a33146796118e51f40aac4177e0c17631604e11611c9da922e4dd14"`
Dec 17 16:46:10.060 INFO running `"docker" "rm" "-f" "dba0838f0a33146796118e51f40aac4177e0c17631604e11611c9da922e4dd14"`
Dec 17 16:46:10.440 INFO [stdout] dba0838f0a33146796118e51f40aac4177e0c17631604e11611c9da922e4dd14