[INFO] fetching crate rotary-add 0.2.1...
[INFO] documenting rotary-add-0.2.1 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate rotary-add 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rotary-add 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rotary-add 0.2.1
[INFO] tweaked toml for crates.io crate rotary-add 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rotary-add 0.2.1 on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rotary-add 0.2.1 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" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c
[INFO] running `Command { std: "docker" "start" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting rotary-add v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/cycle.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout]  6 | / pub trait CycleAdd<T: Add<Output = T> + Sub<Output = T> + PartialEq + Copy> {
[INFO] [stdout]  7 | |   /// Add another unsigned integer and start from zero again if the result is out of range.
[INFO] [stdout]  8 | |   /// With a base of 60 applied to a u8 value, 53.cycle_add(10, 60) is thus 3
[INFO] [stdout]  9 | |   fn cycle_add(&self, other: T, base: T) -> T;
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `CycleAdd works on range from 0 to a a specified modulus. The max value is 1 less than the modulus`
[INFO] [stdout]    = help: ends near `when normal addition or subtraction would yield out-of-range values`
[INFO] [stdout]    = note: `#[deny(rustdoc::unportable_markdown)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/cycle.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout]  6 | / pub trait CycleAdd<T: Add<Output = T> + Sub<Output = T> + PartialEq + Copy> {
[INFO] [stdout]  7 | |   /// Add another unsigned integer and start from zero again if the result is out of range.
[INFO] [stdout]  8 | |   /// With a base of 60 applied to a u8 value, 53.cycle_add(10, 60) is thus 3
[INFO] [stdout]  9 | |   fn cycle_add(&self, other: T, base: T) -> T;
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `Trait with methods for cyclical arithmetic with unsigned integers`
[INFO] [stdout]    = help: ends near `Trait with methods for cyclical arithmetic with unsigned integers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rotary-add`
[INFO] running `Command { std: "docker" "inspect" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c", kill_on_drop: false }`
[INFO] [stdout] e9091f6ae96f7140582b99a0a9318450e145dadedb2cfaf9eafef4aafdb48f9c