Dec 01 07:00:19.365 INFO documenting sjisjis/rust-iron-sample against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 07:00:19.365 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-4/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/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 +147e60c5f89cfa2d3ffc247413956a37582c98e7-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:00:19.800 INFO [stdout] d6a5891d126c4d433030d9bac4e009c1feb16b9b2bf5c28578212c96b63dcbc3
Dec 01 07:00:19.806 INFO running `"docker" "start" "-a" "d6a5891d126c4d433030d9bac4e009c1feb16b9b2bf5c28578212c96b63dcbc3"`
Dec 01 07:00:21.299 INFO [stderr] usermod: no changes
Dec 01 07:00:21.532 INFO [stderr]    Compiling httparse v1.3.1
Dec 01 07:00:21.536 INFO [stderr]    Compiling mime_guess v1.8.4
Dec 01 07:00:25.312 INFO [stderr]     Checking hyper v0.10.13
Dec 01 07:00:29.272 INFO [stderr]     Checking iron v0.6.0
Dec 01 07:00:30.008 INFO [stderr]  Documenting iron v0.1.0 (/source)
Dec 01 07:00:31.981 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.67s
Dec 01 07:00:32.013 INFO [stderr] su: No module specific data is present
Dec 01 07:00:32.328 INFO running `"docker" "inspect" "d6a5891d126c4d433030d9bac4e009c1feb16b9b2bf5c28578212c96b63dcbc3"`
Dec 01 07:00:32.487 INFO running `"docker" "rm" "-f" "d6a5891d126c4d433030d9bac4e009c1feb16b9b2bf5c28578212c96b63dcbc3"`
Dec 01 07:00:32.615 INFO [stdout] d6a5891d126c4d433030d9bac4e009c1feb16b9b2bf5c28578212c96b63dcbc3