Dec 01 06:42:07.594 INFO documenting sozu-proxy/proxy-test-suite against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 06:42:07.594 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 06:42:08.132 INFO [stdout] 1f45c4d247ba0475e38d520bc3980c6599e8d49b3d8c4191537827e903cd446e
Dec 01 06:42:08.138 INFO running `"docker" "start" "-a" "1f45c4d247ba0475e38d520bc3980c6599e8d49b3d8c4191537827e903cd446e"`
Dec 01 06:42:09.775 INFO [stderr] usermod: no changes
Dec 01 06:42:09.988 INFO [stderr]     Checking memchr v1.0.2
Dec 01 06:42:09.988 INFO [stderr]     Checking bytes v0.4.6
Dec 01 06:42:10.000 INFO [stderr]     Checking mio v0.6.13
Dec 01 06:42:10.768 INFO [stderr]     Checking nom v3.2.1
Dec 01 06:42:12.484 INFO [stderr]     Checking tokio-io v0.1.5
Dec 01 06:42:13.932 INFO [stderr]     Checking tokio-core v0.1.12
Dec 01 06:42:15.617 INFO [stderr]  Documenting proxy-test-suite v0.1.0 (/source)
Dec 01 06:42:16.413 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 06:42:16.413 INFO [stderr]    --> src/check/mod.rs:245:5
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr] 245 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
Dec 01 06:42:16.413 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 06:42:16.413 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 06:42:16.413 INFO [stderr] 
Dec 01 06:42:16.413 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 06:42:16.413 INFO [stderr]    --> src/check/mod.rs:300:5
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr] 300 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
Dec 01 06:42:16.413 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 06:42:16.413 INFO [stderr] 
Dec 01 06:42:16.413 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 06:42:16.413 INFO [stderr]    --> src/check/mod.rs:410:5
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr] 410 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
Dec 01 06:42:16.413 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:42:16.413 INFO [stderr]     |
Dec 01 06:42:16.413 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 06:42:16.413 INFO [stderr] 
Dec 01 06:42:18.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.31s
Dec 01 06:42:18.134 INFO [stderr] su: No module specific data is present
Dec 01 06:42:18.943 INFO running `"docker" "inspect" "1f45c4d247ba0475e38d520bc3980c6599e8d49b3d8c4191537827e903cd446e"`
Dec 01 06:42:19.294 INFO running `"docker" "rm" "-f" "1f45c4d247ba0475e38d520bc3980c6599e8d49b3d8c4191537827e903cd446e"`
Dec 01 06:42:19.587 INFO [stdout] 1f45c4d247ba0475e38d520bc3980c6599e8d49b3d8c4191537827e903cd446e