[INFO] fetching crate rustws 1.0.0...
[INFO] documenting rustws-1.0.0 against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] extracting crate rustws 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rustws 1.0.0
[INFO] finished tweaking crates.io crate rustws 1.0.0
[INFO] tweaked toml for crates.io crate rustws 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustws 1.0.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to highest compatible versions
[INFO] [stderr]       Adding num v0.3.1 (available: v0.4.3)
[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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398
[INFO] running `Command { std: "docker" "start" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398", 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" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398", 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" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-bigint v0.3.3
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]  Documenting rustws v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: markdown element starts on one item and ends on another
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub enum Error {
[INFO] [stdout]  5 | |     /// Error thrown when current Program Conter reached a position outside the program
[INFO] [stdout]  6 | |     /// This can also be thrown if the did not receive an Exit command before the last statement
[INFO] [stdout]  7 | |     PC_OUT_OF_BOUNDS,
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     UNDEFINED_LABEL,
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `The errors that can be thrown during runtime`
[INFO] [stdout]    = help: ends near `The kind of exceptions the program can throw`
[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/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub enum Error {
[INFO] [stdout]  5 | |     /// Error thrown when current Program Conter reached a position outside the program
[INFO] [stdout]  6 | |     /// This can also be thrown if the did not receive an Exit command before the last statement
[INFO] [stdout]  7 | |     PC_OUT_OF_BOUNDS,
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     UNDEFINED_LABEL,
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the way this is parsed might change in the future
[INFO] [stdout]    = help: starts near `The kind of exceptions the program can throw`
[INFO] [stdout]    = help: ends near `The kind of exceptions the program can throw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rustws`
[INFO] running `Command { std: "docker" "inspect" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398", kill_on_drop: false }`
[INFO] [stdout] 12b71f2ccb55a233c9b5a4a290facbf67ec98e66f8791cef4c087eeb3eb40398