[INFO] fetching crate hzgrow-r502 0.2.2...
[INFO] documenting hzgrow-r502-0.2.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate hzgrow-r502 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hzgrow-r502 0.2.2 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hzgrow-r502 0.2.2
[INFO] finished tweaking crates.io crate hzgrow-r502 0.2.2
[INFO] tweaked toml for crates.io crate hzgrow-r502 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hzgrow-r502 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60c51f0f6ae6e394e54f2d3d3873a53f6138809e87784ee67ad5a19261e7f77f
[INFO] running `Command { std: "docker" "start" "-a" "60c51f0f6ae6e394e54f2d3d3873a53f6138809e87784ee67ad5a19261e7f77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60c51f0f6ae6e394e54f2d3d3873a53f6138809e87784ee67ad5a19261e7f77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c51f0f6ae6e394e54f2d3d3873a53f6138809e87784ee67ad5a19261e7f77f", kill_on_drop: false }`
[INFO] [stdout] 60c51f0f6ae6e394e54f2d3d3873a53f6138809e87784ee67ad5a19261e7f77f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d58ab0bc999050d5a9f7f2b96e17a2ba47c7c68bfbdce03b89ca61b1f26e2d9a
[INFO] running `Command { std: "docker" "start" "-a" "d58ab0bc999050d5a9f7f2b96e17a2ba47c7c68bfbdce03b89ca61b1f26e2d9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]  Documenting hzgrow-r502 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unicode codepoint changing visible direction of text present in doc comment
[INFO] [stdout]    --> src/responses.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     /// The default value is 6 for 57,600 baud.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this doc comment contains an invisible unicode text flow control codepoint
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(text_direction_codepoint_in_literal)]` on by default
[INFO] [stdout]     = note: these kind of unicode codepoints change the way text flows on applications that support them, but can cause confusion because they change the order of characters on the screen
[INFO] [stdout]     = note: if their presence wasn't intentional, you can remove them
[INFO] [stdout]     = note: if you want to keep them but make them visible in your source code, you can escape them: '\u{202c}'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "d58ab0bc999050d5a9f7f2b96e17a2ba47c7c68bfbdce03b89ca61b1f26e2d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58ab0bc999050d5a9f7f2b96e17a2ba47c7c68bfbdce03b89ca61b1f26e2d9a", kill_on_drop: false }`
[INFO] [stdout] d58ab0bc999050d5a9f7f2b96e17a2ba47c7c68bfbdce03b89ca61b1f26e2d9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 703a0c794d0488e8f72689519552191eb99d57575a33b4be30abdfef5c89ee5c
[INFO] running `Command { std: "docker" "start" "-a" "703a0c794d0488e8f72689519552191eb99d57575a33b4be30abdfef5c89ee5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]  Documenting hzgrow-r502 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unicode codepoint changing visible direction of text present in doc comment
[INFO] [stdout]    --> src/responses.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     /// The default value is 6 for 57,600 baud.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this doc comment contains an invisible unicode text flow control codepoint
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(text_direction_codepoint_in_literal)]` on by default
[INFO] [stdout]     = note: these kind of unicode codepoints change the way text flows on applications that support them, but can cause confusion because they change the order of characters on the screen
[INFO] [stdout]     = note: if their presence wasn't intentional, you can remove them
[INFO] [stdout]     = note: if you want to keep them but make them visible in your source code, you can escape them: '\u{202c}'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `hzgrow-r502`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hzgrow_r502 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=a2ba8fec30ffbcd4 -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-275a4f62d84d7f66.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-20b6dd12b4d7bb69.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-f59dc0653aef0f11.rmeta --extern nb=/opt/rustwide/target/debug/deps/libnb-684534a05e29e53a.rmeta --extern-html-root-url 'arrayvec=https://docs.rs/arrayvec/0.5.1/' --extern-html-root-url 'byteorder=https://docs.rs/byteorder/1.3.2/' --extern-html-root-url 'embedded_hal=https://docs.rs/embedded-hal/0.2.3/' --extern-html-root-url 'nb=https://docs.rs/nb/0.1.2/' -Zunstable-options --crate-version 0.2.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "703a0c794d0488e8f72689519552191eb99d57575a33b4be30abdfef5c89ee5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703a0c794d0488e8f72689519552191eb99d57575a33b4be30abdfef5c89ee5c", kill_on_drop: false }`
[INFO] [stdout] 703a0c794d0488e8f72689519552191eb99d57575a33b4be30abdfef5c89ee5c