[INFO] fetching crate unflatter 0.1.1...
[INFO] documenting unflatter-0.1.1 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate unflatter 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate unflatter 0.1.1
[INFO] finished tweaking crates.io crate unflatter 0.1.1
[INFO] tweaked toml for crates.io crate unflatter 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unflatter 0.1.1 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 16 packages to highest compatible versions
[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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43
[INFO] running `Command { std: "docker" "start" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43", 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" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43", 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" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting unflatter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]    --> src/lib.rs:1:4
[INFO] [stdout]     |
[INFO] [stdout]   1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]     |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 204 |       /// Extension trait that provides `flatten_option_all` method on types with nested `Option` or `Result`.
[INFO] [stdout]     |  _____________________________________________________________________________________________________________-
[INFO] [stdout] 205 | |     ///
[INFO] [stdout]     | |_- ends here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the way this is parsed might change in the future
[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/lib.rs:1:4
[INFO] [stdout]     |
[INFO] [stdout]   1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]     |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 276 |       /// generic type `PathToTarget` that the compiler will infer for you.
[INFO] [stdout]     |  __________________________________________________________________________-
[INFO] [stdout] 277 | |     ///
[INFO] [stdout]     | |_- ends here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the way this is parsed might change in the future
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/lib.rs:1:4
[INFO] [stdout]    |
[INFO] [stdout]  1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]    |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 21 |       /// implementation.
[INFO] [stdout]    |  ________________________-
[INFO] [stdout] 22 | |     ///
[INFO] [stdout]    | |_- ends here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/lib.rs:1:4
[INFO] [stdout]    |
[INFO] [stdout]  1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]    |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 98 |       /// it requires a wildcard generic type `PathToTarget` that the compiler will infer for you.
[INFO] [stdout]    |  _________________________________________________________________________________________________-
[INFO] [stdout] 99 | |     ///
[INFO] [stdout]    | |_- ends here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]    --> src/lib.rs:1:4
[INFO] [stdout]     |
[INFO] [stdout]   1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]     |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 421 |       /// Extension trait that provides `flatten_result_all` method on types with nested `Result`.
[INFO] [stdout]     |  _________________________________________________________________________________________________-
[INFO] [stdout] 422 | |     ///
[INFO] [stdout]     | |_- ends here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the way this is parsed might change in the future
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]    --> src/lib.rs:1:4
[INFO] [stdout]     |
[INFO] [stdout]   1 |   ///! Extension traits for unwrapping arbitrary levels of nesting in [`Result`]s and [`Option`]s.
[INFO] [stdout]     |      ^ starts here
[INFO] [stdout] ...
[INFO] [stdout] 471 |       /// generic type `PathToTarget` that the compiler will infer for you.
[INFO] [stdout]     |  __________________________________________________________________________-
[INFO] [stdout] 472 | |     ///
[INFO] [stdout]     | |_- ends here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the way this is parsed might change in the future
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `unflatter`
[INFO] running `Command { std: "docker" "inspect" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43", kill_on_drop: false }`
[INFO] [stdout] fbc550465cde11794be7a498f62f89a8782102db6d24964b930c1f0746ceac43
