[INFO] cloning repository https://github.com/JackToaster/uart2can_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackToaster/uart2can_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fuart2can_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fuart2can_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b451e47a3e54d4a8bc61a2595f8280fd3e068e7d
[INFO] documenting JackToaster/uart2can_rust against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fuart2can_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackToaster/uart2can_rust on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/JackToaster/uart2can_rust
[INFO] finished tweaking git repo https://github.com/JackToaster/uart2can_rust
[INFO] tweaked toml for git repo https://github.com/JackToaster/uart2can_rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JackToaster/uart2can_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded gcd v2.1.0
[INFO] [stderr]   Downloaded bxcan v0.6.2
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.9.0
[INFO] [stderr]   Downloaded stm32f1 v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2476897c0743bff1381da15bc556b26a1b2253679696441edec091b524a6ae14
[INFO] running `Command { std: "docker" "start" "-a" "2476897c0743bff1381da15bc556b26a1b2253679696441edec091b524a6ae14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2476897c0743bff1381da15bc556b26a1b2253679696441edec091b524a6ae14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2476897c0743bff1381da15bc556b26a1b2253679696441edec091b524a6ae14", kill_on_drop: false }`
[INFO] [stdout] 2476897c0743bff1381da15bc556b26a1b2253679696441edec091b524a6ae14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efe4a380ae61e40c2be149aedc9e279894093da4e6bc8e3301819bcb28eacd4b
[INFO] running `Command { std: "docker" "start" "-a" "efe4a380ae61e40c2be149aedc9e279894093da4e6bc8e3301819bcb28eacd4b", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling cortex-m v0.7.6
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]    Compiling stm32-usbd v0.6.0
[INFO] [stderr]    Compiling stm32f1 v0.14.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking bxcan v0.6.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking gcd v2.1.0
[INFO] [stderr]     Checking fugit v0.3.6
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking stm32f1xx-hal v0.9.0
[INFO] [stderr]  Documenting f103_uart2can_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std`
[INFO] [stdout]   --> src/slcan.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use std::io::Read;
[INFO] [stdout]    |         ^^^ use of undeclared crate or module `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/slcan.rs:75:28
[INFO] [stdout]    |
[INFO] [stdout] 75 |             status_byte |= (0b1 << 0);
[INFO] [stdout]    |                            ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -             status_byte |= (0b1 << 0);
[INFO] [stdout] 75 +             status_byte |= 0b1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/slcan.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |             status_byte |= (0b1 << 1);
[INFO] [stdout]    |                            ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             status_byte |= (0b1 << 1);
[INFO] [stdout] 78 +             status_byte |= 0b1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/slcan.rs:81:28
[INFO] [stdout]    |
[INFO] [stdout] 81 |             status_byte |= (0b1 << 3);
[INFO] [stdout]    |                            ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -             status_byte |= (0b1 << 3);
[INFO] [stdout] 81 +             status_byte |= 0b1 << 3;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `f103_uart2can_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name f103_uart2can_rs src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=12e7bdbd81a9535e -L dependency=/opt/rustwide/target/debug/deps --extern bxcan=/opt/rustwide/target/debug/deps/libbxcan-d48e47cd1c4b1f05.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-9a097b1528e14811.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-4ebd7ec6f83b71a8.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-d30f1f45bdadc641.rmeta --extern nb=/opt/rustwide/target/debug/deps/libnb-5dfc4c974dc8250a.rmeta --extern panic_halt=/opt/rustwide/target/debug/deps/libpanic_halt-33e2f96eb8375282.rmeta --extern stm32f1xx_hal=/opt/rustwide/target/debug/deps/libstm32f1xx_hal-e73c872a6df99895.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "efe4a380ae61e40c2be149aedc9e279894093da4e6bc8e3301819bcb28eacd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe4a380ae61e40c2be149aedc9e279894093da4e6bc8e3301819bcb28eacd4b", kill_on_drop: false }`
[INFO] [stdout] efe4a380ae61e40c2be149aedc9e279894093da4e6bc8e3301819bcb28eacd4b
