Dec 01 07:14:11.479 INFO documenting shockham/engine_arch against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 07:14:11.480 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-0/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07:14:11.704 INFO [stdout] 6740253f2ec6ffa3a4a550b41dd32482f95a8fa04e8ec02b5d6b04e0a94f4612
Dec 01 07:14:11.706 INFO running `"docker" "start" "-a" "6740253f2ec6ffa3a4a550b41dd32482f95a8fa04e8ec02b5d6b04e0a94f4612"`
Dec 01 07:14:12.292 INFO [stderr] usermod: no changes
Dec 01 07:14:12.400 INFO [stderr]     Checking either v1.5.0
Dec 01 07:14:12.709 INFO [stderr]     Checking futures-core v0.2.1
Dec 01 07:14:13.033 INFO [stderr]     Checking futures-channel v0.2.1
Dec 01 07:14:13.033 INFO [stderr]     Checking futures-io v0.2.1
Dec 01 07:14:13.470 INFO [stderr]     Checking futures-sink v0.2.1
Dec 01 07:14:13.684 INFO [stderr]     Checking futures-util v0.2.1
Dec 01 07:14:16.234 INFO [stderr]     Checking futures-executor v0.2.1
Dec 01 07:14:16.798 INFO [stderr]     Checking futures-stable v0.2.1
Dec 01 07:14:16.979 INFO [stderr]     Checking futures-async-runtime v0.2.1
Dec 01 07:14:17.116 INFO [stderr]     Checking futures v0.2.1
Dec 01 07:14:17.400 INFO [stderr]  Documenting engine_arch v0.1.0 (/source)
Dec 01 07:14:19.121 INFO [stderr] warning: `[::Async]` cannot be resolved, ignoring it...
Dec 01 07:14:19.121 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/future/mod.rs:69:28
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr] 69 |     /// [`Async::Pending`](::Async). The future will *also* register the
Dec 01 07:14:19.121 INFO [stderr]    |                            ^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr]    = note: #[warn(intra_doc_link_resolution_failure)] on by default
Dec 01 07:14:19.121 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.121 INFO [stderr] 
Dec 01 07:14:19.121 INFO [stderr] warning: `[::task::Context::waker]` cannot be resolved, ignoring it...
Dec 01 07:14:19.121 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/future/mod.rs:73:24
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr] 73 |     /// [`cx.waker()`](::task::Context::waker). Once a task has been woken up,
Dec 01 07:14:19.121 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.121 INFO [stderr] 
Dec 01 07:14:19.121 INFO [stderr] warning: `[::task::Context::waker]` cannot be resolved, ignoring it...
Dec 01 07:14:19.121 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/future/mod.rs:94:24
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr] 94 |     /// [`cx.waker()`](::task::Context::waker). If you're familiar with the
Dec 01 07:14:19.121 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.121 INFO [stderr]    |
Dec 01 07:14:19.121 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.121 INFO [stderr] 
Dec 01 07:14:19.132 INFO [stderr] warning: `[::Async]` cannot be resolved, ignoring it...
Dec 01 07:14:19.132 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/stream/mod.rs:40:27
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr] 40 |     /// - [`Ok(Pending)`](::Async) means that this stream's next value is not
Dec 01 07:14:19.133 INFO [stderr]    |                           ^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.133 INFO [stderr] 
Dec 01 07:14:19.133 INFO [stderr] warning: `[::Async]` cannot be resolved, ignoring it...
Dec 01 07:14:19.133 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/stream/mod.rs:44:36
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr] 44 |     /// - [`Ok(Ready(Some(val)))`](::Async) means that the stream has
Dec 01 07:14:19.133 INFO [stderr]    |                                    ^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.133 INFO [stderr] 
Dec 01 07:14:19.133 INFO [stderr] warning: `[::Async]` cannot be resolved, ignoring it...
Dec 01 07:14:19.133 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-0.2.1/src/stream/mod.rs:48:31
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr] 48 |     /// - [`Ok(Ready(None))`](::Async) means that the stream has terminated, and
Dec 01 07:14:19.133 INFO [stderr]    |                               ^^^^^^^ cannot be resolved, ignoring
Dec 01 07:14:19.133 INFO [stderr]    |
Dec 01 07:14:19.133 INFO [stderr]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
Dec 01 07:14:19.133 INFO [stderr] 
Dec 01 07:14:19.240 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.89s
Dec 01 07:14:19.240 INFO [stderr] su: No module specific data is present
Dec 01 07:14:20.474 INFO running `"docker" "inspect" "6740253f2ec6ffa3a4a550b41dd32482f95a8fa04e8ec02b5d6b04e0a94f4612"`
Dec 01 07:14:20.728 INFO running `"docker" "rm" "-f" "6740253f2ec6ffa3a4a550b41dd32482f95a8fa04e8ec02b5d6b04e0a94f4612"`
Dec 01 07:14:21.035 INFO [stdout] 6740253f2ec6ffa3a4a550b41dd32482f95a8fa04e8ec02b5d6b04e0a94f4612