Dec 01 08:12:52.558 INFO documenting rust-lang/rust-playpen against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 08:12:52.558 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-3/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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 08:12:53.010 INFO [stdout] 68e4bd74c75b80234b683af9b486e158f2137f35f63f23a74b7e3330ca1c9449
Dec 01 08:12:53.013 INFO running `"docker" "start" "-a" "68e4bd74c75b80234b683af9b486e158f2137f35f63f23a74b7e3330ca1c9449"`
Dec 01 08:12:54.509 INFO [stderr] usermod: no changes
Dec 01 08:12:54.965 INFO [stderr]    Compiling openssl v0.9.17
Dec 01 08:12:54.965 INFO [stderr]     Checking futures v0.1.15
Dec 01 08:12:54.968 INFO [stderr]     Checking itoa v0.3.3
Dec 01 08:12:55.009 INFO [stderr]    Compiling openssl-sys v0.9.17
Dec 01 08:12:55.009 INFO [stderr]     Checking num_cpus v1.6.2
Dec 01 08:12:55.010 INFO [stderr]     Checking wait-timeout v0.1.5
Dec 01 08:12:55.011 INFO [stderr]     Checking toml v0.4.5
Dec 01 08:12:55.011 INFO [stderr]     Checking libflate v0.1.11
Dec 01 08:12:56.897 INFO [stderr]     Checking backtrace-sys v0.1.12
Dec 01 08:12:57.401 INFO [stderr]     Checking serde_json v1.0.3
Dec 01 08:12:57.618 INFO [stderr]     Checking hyper v0.10.13
Dec 01 08:12:58.156 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 01 08:12:58.156 INFO [stderr]     Checking chrono v0.4.0
Dec 01 08:13:03.550 INFO [stderr]    Compiling serde_derive v1.0.14
Dec 01 08:13:05.488 INFO [stderr]     Checking env_logger v0.4.3
Dec 01 08:13:06.468 INFO [stderr]     Checking mime v0.3.3
Dec 01 08:13:06.896 INFO [stderr]     Checking backtrace v0.3.3
Dec 01 08:13:09.762 INFO [stderr]     Checking error-chain v0.10.0
Dec 01 08:13:13.425 INFO [stderr]     Checking tokio-io v0.1.3
Dec 01 08:13:13.426 INFO [stderr]     Checking tokio-service v0.1.0
Dec 01 08:13:13.430 INFO [stderr]     Checking futures-cpupool v0.1.5
Dec 01 08:13:13.430 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 01 08:13:17.486 INFO [stderr]     Checking tokio-core v0.1.9
Dec 01 08:13:17.488 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 01 08:13:19.990 INFO [stderr]     Checking iron v0.5.1
Dec 01 08:13:22.750 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 01 08:13:26.353 INFO [stderr]     Checking mount v0.3.0
Dec 01 08:13:26.536 INFO [stderr]     Checking router v0.5.1
Dec 01 08:13:27.337 INFO [stderr]     Checking native-tls v0.1.4
Dec 01 08:13:29.324 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 01 08:13:29.422 INFO [stderr]     Checking staticfile v0.4.0
Dec 01 08:13:30.936 INFO [stderr]     Checking irc v0.12.4
Dec 01 08:13:32.162 INFO [stderr]     Checking hyper v0.11.2
Dec 01 08:13:37.951 INFO [stderr]     Checking hyper-tls v0.1.2
Dec 01 08:13:38.758 INFO [stderr]     Checking reqwest v0.7.3
Dec 01 08:13:40.200 INFO [stderr]     Checking rust-playpen v0.1.0 (/source)
Dec 01 08:13:40.201 INFO [stderr]  Documenting rust-playpen v0.1.0 (/source)
Dec 01 08:13:48.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.88s
Dec 01 08:13:48.486 INFO [stderr] su: No module specific data is present
Dec 01 08:13:49.985 INFO running `"docker" "inspect" "68e4bd74c75b80234b683af9b486e158f2137f35f63f23a74b7e3330ca1c9449"`
Dec 01 08:13:50.354 INFO running `"docker" "rm" "-f" "68e4bd74c75b80234b683af9b486e158f2137f35f63f23a74b7e3330ca1c9449"`
Dec 01 08:13:50.679 INFO [stdout] 68e4bd74c75b80234b683af9b486e158f2137f35f63f23a74b7e3330ca1c9449