[INFO] fetching crate gameboard 0.1.0...
[INFO] documenting gameboard-0.1.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate gameboard 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gameboard 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gameboard 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate gameboard 0.1.0
[INFO] tweaked toml for crates.io crate gameboard 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 422b32eae9eeb40a30b32f5e79685ee37610de3fc0e2130ba2943b3794c7fed1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "422b32eae9eeb40a30b32f5e79685ee37610de3fc0e2130ba2943b3794c7fed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "422b32eae9eeb40a30b32f5e79685ee37610de3fc0e2130ba2943b3794c7fed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422b32eae9eeb40a30b32f5e79685ee37610de3fc0e2130ba2943b3794c7fed1", kill_on_drop: false }`
[INFO] [stdout] 422b32eae9eeb40a30b32f5e79685ee37610de3fc0e2130ba2943b3794c7fed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a64e369e60a69c0a58ae06a58cbf3f60f3e1dbc6b7eadfb3d1c19fb4c123f8a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a64e369e60a69c0a58ae06a58cbf3f60f3e1dbc6b7eadfb3d1c19fb4c123f8a", kill_on_drop: false }`
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]  Documenting gameboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/board.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 121 | |     /// let mut board = Board::new(2, 2, 1, 1, false, None));
[INFO] [stdout] 122 | |     /// board.init_from_vec(&vec![Cell::Empty, Cell::Char('x'), Cell::Empty, Cell::Char('o')],
[INFO] [stdout] 123 | |     ///                     None);
[INFO] [stdout] 124 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/board.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 154 | |     /// let mut board = Board::new(4, 4, 1, 1, false, None));
[INFO] [stdout] 155 | |     /// board.init_from_str(&"x    o    x    o", None);
[INFO] [stdout] 156 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/board.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 159 | |     /// let mut board = Board::new(4, 4, 1, 1, false, None));
[INFO] [stdout] 160 | |     /// board.init_from_vec(&vec![Cell::Char('x'), Cell::Empty, Cell::Empty, Cell::Empty,
[INFO] [stdout] 161 | |     ///                           Cell::Empty, Cell::Char('o'), Cell::Empty, Cell::Empty,
[INFO] [stdout] ...   |
[INFO] [stdout] 164 | |     ///                     None);
[INFO] [stdout] 165 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "7a64e369e60a69c0a58ae06a58cbf3f60f3e1dbc6b7eadfb3d1c19fb4c123f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a64e369e60a69c0a58ae06a58cbf3f60f3e1dbc6b7eadfb3d1c19fb4c123f8a", kill_on_drop: false }`
[INFO] [stdout] 7a64e369e60a69c0a58ae06a58cbf3f60f3e1dbc6b7eadfb3d1c19fb4c123f8a
