[INFO] fetching crate russh-agent 0.2.1...
[INFO] documenting russh-agent-0.2.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate russh-agent 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate russh-agent 0.2.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate russh-agent 0.2.1
[INFO] finished tweaking crates.io crate russh-agent 0.2.1
[INFO] tweaked toml for crates.io crate russh-agent 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hxdmp v0.1.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39093f73d434d68188f4b1be50c28b2ab50b237507e9339a79ab22c12fb59daa
[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" "39093f73d434d68188f4b1be50c28b2ab50b237507e9339a79ab22c12fb59daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39093f73d434d68188f4b1be50c28b2ab50b237507e9339a79ab22c12fb59daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39093f73d434d68188f4b1be50c28b2ab50b237507e9339a79ab22c12fb59daa", kill_on_drop: false }`
[INFO] [stdout] 39093f73d434d68188f4b1be50c28b2ab50b237507e9339a79ab22c12fb59daa
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9798a72574a49ad624da4a103a8f8a6fd70e041bf5683d4d8c412b102c7f7128
[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" "9798a72574a49ad624da4a103a8f8a6fd70e041bf5683d4d8c412b102c7f7128", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking slog-try v0.2.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]  Documenting russh-agent v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     intra_doc_link_resolution_failure,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::broken_intra_doc_links`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `overlapping_patterns` has been renamed to `overlapping_range_endpoints`
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     overlapping_patterns,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: use the new name: `overlapping_range_endpoints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_packed_borrows` has been renamed to `unaligned_references`
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     safe_packed_borrows,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: use the new name: `unaligned_references`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     renamed_and_removed_lints,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(async_closure, crate_visibility_modifier, error_iter)]
[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; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `russh-agent`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name russh_agent 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 byteorder=/opt/rustwide/target/debug/deps/libbyteorder-a69fdfe3cc16db30.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-9e499be2089a76ea.rmeta --extern getset=/opt/rustwide/target/debug/deps/libgetset-bb5e6a84192fab7c.so --extern slog=/opt/rustwide/target/debug/deps/libslog-6291e011b4443c85.rmeta --extern slog_try=/opt/rustwide/target/debug/deps/libslog_try-9a6c323c552be3d1.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a14477ac14a1015f.rmeta --cap-lints=warn --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9798a72574a49ad624da4a103a8f8a6fd70e041bf5683d4d8c412b102c7f7128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9798a72574a49ad624da4a103a8f8a6fd70e041bf5683d4d8c412b102c7f7128", kill_on_drop: false }`
[INFO] [stdout] 9798a72574a49ad624da4a103a8f8a6fd70e041bf5683d4d8c412b102c7f7128
