[INFO] cloning repository https://github.com/dmitmel/crosscode-localization-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitmel/crosscode-localization-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fcrosscode-localization-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fcrosscode-localization-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ee4a27075b6bbe383c5cf6ad465adfc7d908964
[INFO] documenting dmitmel/crosscode-localization-engine against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fcrosscode-localization-engine" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmitmel/crosscode-localization-engine on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dmitmel/crosscode-localization-engine
[INFO] finished tweaking git repo https://github.com/dmitmel/crosscode-localization-engine
[INFO] tweaked toml for git repo https://github.com/dmitmel/crosscode-localization-engine written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/dmitmel/crosscode-localization-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d1a35fd3b494d8c4d2a62c51fdb63d0d29427b99d4b9d3f7fcb24e48b06702a
[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" "7d1a35fd3b494d8c4d2a62c51fdb63d0d29427b99d4b9d3f7fcb24e48b06702a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d1a35fd3b494d8c4d2a62c51fdb63d0d29427b99d4b9d3f7fcb24e48b06702a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d1a35fd3b494d8c4d2a62c51fdb63d0d29427b99d4b9d3f7fcb24e48b06702a", kill_on_drop: false }`
[INFO] [stdout] 7d1a35fd3b494d8c4d2a62c51fdb63d0d29427b99d4b9d3f7fcb24e48b06702a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8737217abd72a4f41af0749b9b5c0b462c47f88f72bc6009c6bb6d0d31b8b87c
[INFO] running `Command { std: "docker" "start" "-a" "8737217abd72a4f41af0749b9b5c0b462c47f88f72bc6009c6bb6d0d31b8b87c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling crosscode-localization-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.27
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde-transcode v1.1.1
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking clap_complete v3.1.1
[INFO] [stderr]  Documenting crosscode-localization-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(try_blocks)]
[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 `crosscode-localization-engine`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type rlib --crate-type dylib --crate-name crosslocale src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9b544f9a852cebf9 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f1182eb1ea07fabc.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-d750b4868d13b702.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-a9250cd59d602927.rmeta --extern clap_complete=/opt/rustwide/target/debug/deps/libclap_complete-4513f73874697ca5.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-8195590d5ac5c88a.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-168ece629132cee9.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2c32c5ca84e70dea.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-250758b0906e1967.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-d5c1de0f4ebdfb66.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1022bc5fb0a6d0e4.rmeta --extern serde_transcode=/opt/rustwide/target/debug/deps/libserde_transcode-4e46d5c2b5484c37.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-bc05c6ddd0d7b7a3.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-5818012c5bf72410.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-ec0c75720ca98988.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-5c03465efb8f20cc.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d3d6186354e1d0a7.rmeta --cap-lints=warn --crate-version 0.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8737217abd72a4f41af0749b9b5c0b462c47f88f72bc6009c6bb6d0d31b8b87c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8737217abd72a4f41af0749b9b5c0b462c47f88f72bc6009c6bb6d0d31b8b87c", kill_on_drop: false }`
[INFO] [stdout] 8737217abd72a4f41af0749b9b5c0b462c47f88f72bc6009c6bb6d0d31b8b87c