Dec 17 20:20:50.825 INFO checking lweixw/rust_mini_docker_image against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:20:50.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lweixw/rust_mini_docker_image:/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 20:20:51.285 INFO [stdout] 497daf1117df449fe91f87fd5fed9ae82d4ed577ea7a4395ec01d5220000e471
Dec 17 20:20:51.287 INFO running `"docker" "start" "-a" "497daf1117df449fe91f87fd5fed9ae82d4ed577ea7a4395ec01d5220000e471"`
Dec 17 20:20:53.988 INFO [stderr]     Checking hyper v0.10.13
Dec 17 20:20:53.993 INFO [stderr]    Compiling mime_guess v1.8.4
Dec 17 20:21:00.390 INFO [stderr]     Checking iron v0.6.0
Dec 17 20:21:01.213 INFO [stderr]     Checking response_time v0.1.0 (/opt/crater/workdir)
Dec 17 20:21:02.061 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
Dec 17 20:21:03.360 INFO running `"docker" "inspect" "497daf1117df449fe91f87fd5fed9ae82d4ed577ea7a4395ec01d5220000e471"`
Dec 17 20:21:03.645 INFO running `"docker" "rm" "-f" "497daf1117df449fe91f87fd5fed9ae82d4ed577ea7a4395ec01d5220000e471"`
Dec 17 20:21:03.916 INFO [stdout] 497daf1117df449fe91f87fd5fed9ae82d4ed577ea7a4395ec01d5220000e471