[INFO] cloning repository https://github.com/adrianisuru/plot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adrianisuru/plot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianisuru%2Fplot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianisuru%2Fplot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43441cfd6a7fd06f5b43933c9d0ac401c4421237
[INFO] documenting adrianisuru/plot against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianisuru%2Fplot" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adrianisuru/plot 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 git repo https://github.com/adrianisuru/plot
[INFO] finished tweaking git repo https://github.com/adrianisuru/plot
[INFO] tweaked toml for git repo https://github.com/adrianisuru/plot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/adrianisuru/plot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glam v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4c6ffbf84eb49668e91b53684c1a10a680d5481f739a61c4d068bb8de2c4e808
[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" "4c6ffbf84eb49668e91b53684c1a10a680d5481f739a61c4d068bb8de2c4e808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6ffbf84eb49668e91b53684c1a10a680d5481f739a61c4d068bb8de2c4e808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6ffbf84eb49668e91b53684c1a10a680d5481f739a61c4d068bb8de2c4e808", kill_on_drop: false }`
[INFO] [stdout] 4c6ffbf84eb49668e91b53684c1a10a680d5481f739a61c4d068bb8de2c4e808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7511335398b96c5d37ee52d794bb9ce14b6e0c9283abe1193553163f2b8519f7
[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" "7511335398b96c5d37ee52d794bb9ce14b6e0c9283abe1193553163f2b8519f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling wasm-bindgen v0.2.62
[INFO] [stderr]    Compiling glam v0.8.7
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.62
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.62
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.62
[INFO] [stderr]     Checking js-sys v0.3.39
[INFO] [stderr]     Checking web-sys v0.3.39
[INFO] [stderr]  Documenting webgl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(non_ascii_idents)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `webgl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-name webgl src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern glam=/opt/rustwide/target/debug/deps/libglam-28a90e155b0ae438.rmeta --extern js_sys=/opt/rustwide/target/debug/deps/libjs_sys-703fec6a9e99d28a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0a8922ca1ab2fc25.rmeta --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-d4761d52ec10101d.rmeta --extern web_sys=/opt/rustwide/target/debug/deps/libweb_sys-f0511db33acfb0db.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "7511335398b96c5d37ee52d794bb9ce14b6e0c9283abe1193553163f2b8519f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7511335398b96c5d37ee52d794bb9ce14b6e0c9283abe1193553163f2b8519f7", kill_on_drop: false }`
[INFO] [stdout] 7511335398b96c5d37ee52d794bb9ce14b6e0c9283abe1193553163f2b8519f7
