[INFO] fetching crate diatom-core 0.6.1...
[INFO] documenting diatom-core-0.6.1 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate diatom-core 0.6.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate diatom-core 0.6.1
[INFO] finished tweaking crates.io crate diatom-core 0.6.1
[INFO] tweaked toml for crates.io crate diatom-core 0.6.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate diatom-core 0.6.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to highest compatible versions
[INFO] [stderr]       Adding codespan-reporting v0.11.1 (available: v0.13.1)
[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] 66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe
[INFO] running `Command { std: "docker" "start" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe", 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" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe", 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" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]     Checking more-asserts v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]  Documenting diatom-core v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/frontend/lexer/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /// ```
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 33 | /// ```text
[INFO] [stdout]    |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/gc/mod.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub enum Reg {
[INFO] [stdout] 45 | |     #[default]
[INFO] [stdout] 46 | |     Unit,
[INFO] [stdout] 47 | |     Bool(bool),
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     Ref(usize),
[INFO] [stdout] 52 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `Unboxed Primitive Types`
[INFO] [stdout]    = help: ends near `Diatom's unboxed value type`
[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/gc/mod.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / pub enum Reg {
[INFO] [stdout] 45 | |     #[default]
[INFO] [stdout] 46 | |     Unit,
[INFO] [stdout] 47 | |     Bool(bool),
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     Ref(usize),
[INFO] [stdout] 52 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `Diatom's unboxed value type`
[INFO] [stdout]    = help: ends near `Diatom's unboxed value type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `diatom-core`
[INFO] running `Command { std: "docker" "inspect" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe", kill_on_drop: false }`
[INFO] [stdout] 66c891bf260dec6b8c517e70c6a5a523fd432aa418aff52eece4683ba0a84fbe
