[INFO] fetching crate baduk 0.1.0...
[INFO] documenting baduk-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate baduk 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate baduk 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate baduk 0.1.0
[INFO] finished tweaking crates.io crate baduk 0.1.0
[INFO] tweaked toml for crates.io crate baduk 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b21f6ce02e57eaefc580d3bad8bd67e62a76ad29262965e5a9681b74a459a3b5
[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" "b21f6ce02e57eaefc580d3bad8bd67e62a76ad29262965e5a9681b74a459a3b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b21f6ce02e57eaefc580d3bad8bd67e62a76ad29262965e5a9681b74a459a3b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21f6ce02e57eaefc580d3bad8bd67e62a76ad29262965e5a9681b74a459a3b5", kill_on_drop: false }`
[INFO] [stdout] b21f6ce02e57eaefc580d3bad8bd67e62a76ad29262965e5a9681b74a459a3b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0feae2b1cc3c292fb44e34ebb60d545c0ffdc0b862d6f9a41e7dad0ab9ab9f31
[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" "0feae2b1cc3c292fb44e34ebb60d545c0ffdc0b862d6f9a41e7dad0ab9ab9f31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]  Documenting baduk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(advanced_slice_patterns, slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: merged into `#![feature(slice_patterns)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stdout]    --> src/sgf.rs:125:26
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 &[] | &[_..] => Err(SgfParseError::InvalidMoveCoordinate(String::from(s))),
[INFO] [stdout]     |                          ^^ expected one of `,`, `]`, or `|`
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `_`, use `@`
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 &[] | &[_ @ ..] => Err(SgfParseError::InvalidMoveCoordinate(String::from(s))),
[INFO] [stdout]     |                           ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `baduk`.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name baduk src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern nom=/opt/rustwide/target/debug/deps/libnom-2cc847fc5e3c46da.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "0feae2b1cc3c292fb44e34ebb60d545c0ffdc0b862d6f9a41e7dad0ab9ab9f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0feae2b1cc3c292fb44e34ebb60d545c0ffdc0b862d6f9a41e7dad0ab9ab9f31", kill_on_drop: false }`
[INFO] [stdout] 0feae2b1cc3c292fb44e34ebb60d545c0ffdc0b862d6f9a41e7dad0ab9ab9f31