Nov 28 05:35:30.799 INFO documenting FrozenDroid/arm-rs against try#f5a0bd723553ea4b7556bd7087b9f0919cafb483 for pr-55318
Nov 28 05:35:30.799 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-4/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/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 +f5a0bd723553ea4b7556bd7087b9f0919cafb483-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"`
Nov 28 05:35:31.324 INFO [stdout] 821703c3018f019b270a48a3b5bd767817be0576fe83a023bdab5bb3434cfedd
Nov 28 05:35:31.331 INFO running `"docker" "start" "-a" "821703c3018f019b270a48a3b5bd767817be0576fe83a023bdab5bb3434cfedd"`
Nov 28 05:35:32.566 INFO [stderr] usermod: no changes
Nov 28 05:35:32.699 INFO [stderr]    Compiling rand_core v0.3.0
Nov 28 05:35:32.699 INFO [stderr]    Compiling cortex-m v0.5.8
Nov 28 05:35:32.713 INFO [stderr]     Checking vcell v0.1.0
Nov 28 05:35:32.715 INFO [stderr]     Checking aligned v0.2.0
Nov 28 05:35:32.749 INFO [stderr]     Checking byteorder v1.2.7
Nov 28 05:35:32.749 INFO [stderr]    Compiling cortex-m-rt v0.6.5
Nov 28 05:35:32.752 INFO [stderr]    Compiling cortex-m-semihosting v0.3.2
Nov 28 05:35:32.753 INFO [stderr]     Checking r0 v0.2.2
Nov 28 05:35:33.485 INFO [stderr]    Compiling cortex-m-rtfm v0.4.0-beta.2
Nov 28 05:35:33.647 INFO [stderr]    Compiling stm32l4 v0.3.2
Nov 28 05:35:34.279 INFO [stderr]     Checking stable_deref_trait v1.1.1
Nov 28 05:35:34.663 INFO [stderr]    Compiling armtest v0.1.0 (/source)
Nov 28 05:35:35.335 INFO [stderr]     Checking volatile-register v0.2.0
Nov 28 05:35:36.518 INFO [stderr]    Compiling rand_core v0.2.2
Nov 28 05:35:36.523 INFO [stderr]     Checking hash32 v0.1.0
Nov 28 05:35:36.581 INFO [stderr]    Compiling bare-metal v0.2.4
Nov 28 05:35:37.142 INFO [stderr]    Compiling syn v0.15.18
Nov 28 05:35:37.395 INFO [stderr]    Compiling rand v0.5.5
Nov 28 05:35:38.579 INFO [stderr]     Checking heapless v0.4.0
Nov 28 05:35:43.400 INFO [stderr]     Checking panic-semihosting v0.5.1
Nov 28 05:36:03.179 INFO [stderr]    Compiling cortex-m-rt-macros v0.1.3
Nov 28 05:36:03.180 INFO [stderr]    Compiling owned-singleton-macros v0.1.0
Nov 28 05:36:03.180 INFO [stderr]    Compiling cortex-m-rtfm-macros v0.4.0-beta.2
Nov 28 05:36:12.926 INFO [stderr]     Checking owned-singleton v0.1.0
Nov 28 05:36:53.209 INFO [stderr]  Documenting armtest v0.1.0 (/source)
Nov 28 05:36:53.272 INFO [stderr] error: expected one of `.`, `::`, `;`, `?`, `}`, or an operator, found `rcc`
Nov 28 05:36:53.273 INFO [stderr]   --> src/main.rs:37:9
Nov 28 05:36:53.274 INFO [stderr]    |
Nov 28 05:36:53.274 INFO [stderr] 36 |         per.LPUART1
Nov 28 05:36:53.274 INFO [stderr]    |                    - expected one of `.`, `::`, `;`, `?`, `}`, or an operator here
Nov 28 05:36:53.274 INFO [stderr] 37 |         rcc.ahb2enr.write(|w| {
Nov 28 05:36:53.274 INFO [stderr]    |         ^^^ unexpected token
Nov 28 05:36:53.274 INFO [stderr] 
Nov 28 05:36:53.910 INFO [stderr] error: Compilation failed, aborting rustdoc
Nov 28 05:36:53.910 INFO [stderr] 
Nov 28 05:36:53.930 INFO [stderr] error: Could not document `armtest`.
Nov 28 05:36:53.930 INFO [stderr] 
Nov 28 05:36:53.930 INFO [stderr] Caused by:
Nov 28 05:36:53.930 INFO [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-name armtest src/main.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern cortex_m=/target/debug/deps/libcortex_m-b69e133569a2dff7.rmeta --extern cortex_m_rt=/target/debug/deps/libcortex_m_rt-1edeb6a915e9cafe.rmeta --extern rtfm=/target/debug/deps/librtfm-922312940b6bfa15.rmeta --extern cortex_m_semihosting=/target/debug/deps/libcortex_m_semihosting-b25443f2c7faf16b.rmeta --extern panic_semihosting=/target/debug/deps/libpanic_semihosting-6dd8ddb8c513f5ec.rmeta --extern stm32l4=/target/debug/deps/libstm32l4-6d4bfed4f2796f7e.rmeta --cap-lints=forbid` (exit code: 1)
Nov 28 05:36:53.930 INFO [stderr] su: No module specific data is present
Nov 28 05:36:54.243 INFO running `"docker" "inspect" "821703c3018f019b270a48a3b5bd767817be0576fe83a023bdab5bb3434cfedd"`
Nov 28 05:36:54.365 INFO running `"docker" "rm" "-f" "821703c3018f019b270a48a3b5bd767817be0576fe83a023bdab5bb3434cfedd"`
Nov 28 05:36:54.501 INFO [stdout] 821703c3018f019b270a48a3b5bd767817be0576fe83a023bdab5bb3434cfedd