[INFO] fetching crate tar_minimal 1.1.3...
[INFO] documenting tar_minimal-1.1.3 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate tar_minimal 1.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tar_minimal 1.1.3
[INFO] finished tweaking crates.io crate tar_minimal 1.1.3
[INFO] tweaked toml for crates.io crate tar_minimal 1.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tar_minimal 1.1.3 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 tar_minimal 1.1.3 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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46
[INFO] running `Command { std: "docker" "start" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46", 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" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46", 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" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting tar_minimal v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/builder.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / pub struct Builder<W: Write> {
[INFO] [stdout] 20 | |     /// The underlying writer where the TAR stream is sent.
[INFO] [stdout] 21 | |     writer: W,
[INFO] [stdout] 22 | |     /// Indicates if the termination blocks (1024 zero bytes) have been written.
[INFO] [stdout] 23 | |     finished: bool,
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `A builder for creating TAR archives, compatible with any `Write` implementation.`
[INFO] [stdout]    = help: ends near `A minimalist TAR builder designed for Unix-like systems and high-performance compression.`
[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/builder.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / pub struct Builder<W: Write> {
[INFO] [stdout] 20 | |     /// The underlying writer where the TAR stream is sent.
[INFO] [stdout] 21 | |     writer: W,
[INFO] [stdout] 22 | |     /// Indicates if the termination blocks (1024 zero bytes) have been written.
[INFO] [stdout] 23 | |     finished: bool,
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `A minimalist TAR builder designed for Unix-like systems and high-performance compression.`
[INFO] [stdout]    = help: ends near `A minimalist TAR builder designed for Unix-like systems and high-performance compression.`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/decoder.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / pub struct Decoder<R: Read> {
[INFO] [stdout] 20 | |     /// The underlying reader containing the TAR stream.
[INFO] [stdout] 21 | |     reader: R,
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `A decoder for extracting TAR archives, compatible with any `Read` implementation.`
[INFO] [stdout]    = help: ends near `A minimalist TAR decoder designed for extracting archives on Unix-like systems.`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/decoder.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / pub struct Decoder<R: Read> {
[INFO] [stdout] 20 | |     /// The underlying reader containing the TAR stream.
[INFO] [stdout] 21 | |     reader: R,
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `A minimalist TAR decoder designed for extracting archives on Unix-like systems.`
[INFO] [stdout]    = help: ends near `A minimalist TAR decoder designed for extracting archives on Unix-like systems.`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tar_minimal`
[INFO] running `Command { std: "docker" "inspect" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46", kill_on_drop: false }`
[INFO] [stdout] 69c2c5c53b22cd809ddd6b66b039a94adacc9aff75abd54ec7867bef5807fa46
