[INFO] fetching crate http-rs 0.1.3...
[INFO] documenting http-rs-0.1.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate http-rs 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate http-rs 0.1.3 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] started tweaking crates.io crate http-rs 0.1.3
[INFO] finished tweaking crates.io crate http-rs 0.1.3
[INFO] tweaked toml for crates.io crate http-rs 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d203ec3484016b32c1476f1c40fb397ed144ec5d7337eb55a7845833fd6c0508
[INFO] running `Command { std: "docker" "start" "-a" "d203ec3484016b32c1476f1c40fb397ed144ec5d7337eb55a7845833fd6c0508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d203ec3484016b32c1476f1c40fb397ed144ec5d7337eb55a7845833fd6c0508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d203ec3484016b32c1476f1c40fb397ed144ec5d7337eb55a7845833fd6c0508", kill_on_drop: false }`
[INFO] [stdout] d203ec3484016b32c1476f1c40fb397ed144ec5d7337eb55a7845833fd6c0508
[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" "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] 50969565cd9352c3d7143a209ba515a3daa841e278a997caaa5acd263000fa39
[INFO] running `Command { std: "docker" "start" "-a" "50969565cd9352c3d7143a209ba515a3daa841e278a997caaa5acd263000fa39", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking futures-channel v0.3.21
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]  Documenting http-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/request.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     /// [Client requirements][https://tools.ietf.org/html/rfc6455#section-1.2]
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://tools.ietf.org/html/rfc6455#section-1.2>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning 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 `http-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name http_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=20e2fbefec229c35 -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-db91dbb0a77bede6.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-7d2607ce4a0cd2cf.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-fb31593307c1c544.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-f2f63b5abc68deb9.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-9f0fea98761ec33a.rmeta --extern tracing_futures=/opt/rustwide/target/debug/deps/libtracing_futures-6fa0e11c5bb8dd6f.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-39fac81764867e1b.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-ba9206a02be69ed2.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "50969565cd9352c3d7143a209ba515a3daa841e278a997caaa5acd263000fa39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50969565cd9352c3d7143a209ba515a3daa841e278a997caaa5acd263000fa39", kill_on_drop: false }`
[INFO] [stdout] 50969565cd9352c3d7143a209ba515a3daa841e278a997caaa5acd263000fa39