Dec 11 14:23:23.528 INFO checking lweixw/rust_mini_docker_image against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:23:23.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14:23:23.896 INFO [stdout] 152086b90d9e07bc9ae2ca5cbab8396a68e4de95ff8bcb64f7de7a7d90bb37d5
Dec 11 14:23:23.896 INFO running `"docker" "start" "-a" "152086b90d9e07bc9ae2ca5cbab8396a68e4de95ff8bcb64f7de7a7d90bb37d5"`
Dec 11 14:23:24.675 INFO [stderr] usermod: no changes
Dec 11 14:23:24.873 INFO [stderr]     Checking hyper v0.10.13
Dec 11 14:23:24.873 INFO [stderr]     Checking mime_guess v1.8.4
Dec 11 14:23:29.475 INFO [stderr]     Checking iron v0.6.0
Dec 11 14:23:30.766 INFO [stderr]     Checking response_time v0.1.0 (/source)
Dec 11 14:23:32.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.83s
Dec 11 14:23:32.558 INFO [stderr] su: No module specific data is present
Dec 11 14:23:33.593 INFO running `"docker" "inspect" "152086b90d9e07bc9ae2ca5cbab8396a68e4de95ff8bcb64f7de7a7d90bb37d5"`
Dec 11 14:23:33.826 INFO running `"docker" "rm" "-f" "152086b90d9e07bc9ae2ca5cbab8396a68e4de95ff8bcb64f7de7a7d90bb37d5"`
Dec 11 14:23:34.106 INFO [stdout] 152086b90d9e07bc9ae2ca5cbab8396a68e4de95ff8bcb64f7de7a7d90bb37d5