Dec 01 02:50:06.755 INFO documenting zhaihj/rust-play-ground against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 02:50:06.755 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 02:50:07.268 INFO [stdout] 57a67a63416158191e218ec1df19e9651f2d66143af9c96499c392260575b2b6
Dec 01 02:50:07.270 INFO running `"docker" "start" "-a" "57a67a63416158191e218ec1df19e9651f2d66143af9c96499c392260575b2b6"`
Dec 01 02:50:10.348 INFO [stderr] usermod: no changes
Dec 01 02:50:10.408 INFO [stderr]     Checking libc v0.2.19
Dec 01 02:50:10.408 INFO [stderr]     Checking byteorder v1.0.0
Dec 01 02:50:10.408 INFO [stderr]     Checking rustc-serialize v0.3.22
Dec 01 02:50:12.221 INFO [stderr]     Checking memchr v1.0.1
Dec 01 02:50:16.268 INFO [stderr]     Checking csv v0.15.0
Dec 01 02:50:16.851 INFO [stderr]  Documenting csv-read-test v0.1.0 (/source)
Dec 01 02:50:18.545 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.17s
Dec 01 02:50:18.548 INFO [stderr] su: No module specific data is present
Dec 01 02:50:19.496 INFO running `"docker" "inspect" "57a67a63416158191e218ec1df19e9651f2d66143af9c96499c392260575b2b6"`
Dec 01 02:50:19.868 INFO running `"docker" "rm" "-f" "57a67a63416158191e218ec1df19e9651f2d66143af9c96499c392260575b2b6"`
Dec 01 02:50:20.188 INFO [stdout] 57a67a63416158191e218ec1df19e9651f2d66143af9c96499c392260575b2b6