[INFO] cloning repository https://github.com/walterpie/circus-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/walterpie/circus-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalterpie%2Fcircus-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalterpie%2Fcircus-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb861e31e40b26dc3537d239a28f24aa35c646ee
[INFO] documenting walterpie/circus-backend 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%2Fwalterpie%2Fcircus-backend" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/walterpie/circus-backend 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 git repo https://github.com/walterpie/circus-backend
[INFO] finished tweaking git repo https://github.com/walterpie/circus-backend
[INFO] tweaked toml for git repo https://github.com/walterpie/circus-backend written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/walterpie/circus-backend 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 6a607b09073a601333c807d38d1785c96b3a9b220f90b2f2b547d9ae513a6b25
[INFO] running `Command { std: "docker" "start" "-a" "6a607b09073a601333c807d38d1785c96b3a9b220f90b2f2b547d9ae513a6b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a607b09073a601333c807d38d1785c96b3a9b220f90b2f2b547d9ae513a6b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a607b09073a601333c807d38d1785c96b3a9b220f90b2f2b547d9ae513a6b25", kill_on_drop: false }`
[INFO] [stdout] 6a607b09073a601333c807d38d1785c96b3a9b220f90b2f2b547d9ae513a6b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] [stdout] 20ed74420fdabd3131a1ce8bb1cc4b8cf1bac57a2f6d6f24b3a561b5a5ce8da2
[INFO] running `Command { std: "docker" "start" "-a" "20ed74420fdabd3131a1ce8bb1cc4b8cf1bac57a2f6d6f24b3a561b5a5ce8da2", kill_on_drop: false }`
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[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking rust-argon2 v0.8.2
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[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking actix-identity v0.2.1
[INFO] [stderr]  Documenting circus-backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[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 `circus-backend`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name circus_backend src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=767f9c2d5f67b1c6 -L dependency=/opt/rustwide/target/debug/deps --extern actix_http=/opt/rustwide/target/debug/deps/libactix_http-72e076985436356c.rmeta --extern actix_identity=/opt/rustwide/target/debug/deps/libactix_identity-afeaad558aec1cab.rmeta --extern actix_rt=/opt/rustwide/target/debug/deps/libactix_rt-0ee86b8c4597a0ae.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-19e7161c36503b70.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-9258267c9d8b4563.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-3a48382647788cab.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-959c37e540bd465c.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-b14efd36c33a4280.rmeta --extern pancurses=/opt/rustwide/target/debug/deps/libpancurses-f4192e1ba7fce2ed.rmeta --extern postgres_native_tls=/opt/rustwide/target/debug/deps/libpostgres_native_tls-9b872f65598f3f0e.rmeta --extern postgres_types=/opt/rustwide/target/debug/deps/libpostgres_types-81103d75083ab9fb.rmeta --extern pulldown_cmark=/opt/rustwide/target/debug/deps/libpulldown_cmark-c6c0a75ef204903d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e36943f95414a1d1.rmeta --extern ron=/opt/rustwide/target/debug/deps/libron-a097031042565414.rmeta --extern argon2=/opt/rustwide/target/debug/deps/libargon2-d3d686a59e63dcc1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4a64fe4b44f32f71.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-cc4943ecd91aa16c.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-683e224b125e0960.rmeta --extern tokio_postgres=/opt/rustwide/target/debug/deps/libtokio_postgres-7dff04f9642ef199.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "20ed74420fdabd3131a1ce8bb1cc4b8cf1bac57a2f6d6f24b3a561b5a5ce8da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ed74420fdabd3131a1ce8bb1cc4b8cf1bac57a2f6d6f24b3a561b5a5ce8da2", kill_on_drop: false }`
[INFO] [stdout] 20ed74420fdabd3131a1ce8bb1cc4b8cf1bac57a2f6d6f24b3a561b5a5ce8da2