[INFO] cloning repository https://github.com/mythal/boluo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythal/boluo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythal%2Fboluo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythal%2Fboluo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42a8b37c36d8b08a6fc70ec08d57bb5ed853249e
[INFO] documenting mythal/boluo-server 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%2Fmythal%2Fboluo-server" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mythal/boluo-server 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/mythal/boluo-server
[INFO] finished tweaking git repo https://github.com/mythal/boluo-server
[INFO] tweaked toml for git repo https://github.com/mythal/boluo-server written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mythal/boluo-server 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a069e6e7bb4944a4a5371eab5f869d507bec4d3908543ee15d5b8cb5b617e811
[INFO] running `Command { std: "docker" "start" "-a" "a069e6e7bb4944a4a5371eab5f869d507bec4d3908543ee15d5b8cb5b617e811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a069e6e7bb4944a4a5371eab5f869d507bec4d3908543ee15d5b8cb5b617e811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a069e6e7bb4944a4a5371eab5f869d507bec4d3908543ee15d5b8cb5b617e811", kill_on_drop: false }`
[INFO] [stdout] a069e6e7bb4944a4a5371eab5f869d507bec4d3908543ee15d5b8cb5b617e811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c15cb69bf8af61d3d1a0a78a5ac9612ea083d7acd4446a8e4ea047ac2bb0126a
[INFO] running `Command { std: "docker" "start" "-a" "c15cb69bf8af61d3d1a0a78a5ac9612ea083d7acd4446a8e4ea047ac2bb0126a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking encoding_rs v0.8.30
[INFO] [stderr]     Checking crc32fast v1.3.2
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking parking_lot_core v0.9.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling sentry-contexts v0.23.0
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.21
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking md-5 v0.10.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking postgres-protocol v0.6.3
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling postgres-derive v0.4.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking combine v4.6.3
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking debugid v0.7.3
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking sentry-types v0.23.0
[INFO] [stderr]     Checking postgres-types v0.2.2
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking tokio-postgres v0.7.5
[INFO] [stderr]     Checking postgres v0.19.2
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking redis v0.21.5
[INFO] [stderr]     Checking sentry-core v0.23.0
[INFO] [stderr]     Checking sentry-backtrace v0.23.0
[INFO] [stderr]     Checking sentry-panic v0.23.0
[INFO] [stderr]     Checking sentry v0.23.0
[INFO] [stderr]  Documenting boluo_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/server.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(backtrace)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `boluo_server`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name server src/server.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=f72c4545cf643440 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f1182eb1ea07fabc.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-9515ee67a95fc4ec.so --extern base64=/opt/rustwide/target/debug/deps/libbase64-277e048baafe960a.rmeta --extern blake3=/opt/rustwide/target/debug/deps/libblake3-19cf6934bf27ec79.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-3ff2dcaec82f87b7.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ef8e3eaba2a93a54.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-0502fb3f16bb0157.rmeta --extern cookie=/opt/rustwide/target/debug/deps/libcookie-48693d028135e529.rmeta --extern crc32fast=/opt/rustwide/target/debug/deps/libcrc32fast-d54318ececd29245.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-b3d056f1c5caf005.rmeta --extern fern=/opt/rustwide/target/debug/deps/libfern-27024d502679eb37.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-ebaf5da4c84f2798.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-550f3286560e7a2c.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e10dc731f9ac719c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-250758b0906e1967.rmeta --extern mime=/opt/rustwide/target/debug/deps/libmime-6f07144db11591f5.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-d5c1de0f4ebdfb66.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-7752a685f98d59d0.rmeta --extern postgres=/opt/rustwide/target/debug/deps/libpostgres-ed9353065bcc99c5.rmeta --extern postgres_types=/opt/rustwide/target/debug/deps/libpostgres_types-028777ffd851b089.rmeta --extern redis=/opt/rustwide/target/debug/deps/libredis-67e696839f4503fd.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-72cb778170d0dad5.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-ba7444a1aaf33690.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-ee8ffab98f04a10f.rmeta --extern sentry=/opt/rustwide/target/debug/deps/libsentry-1509796e2ab3a5c5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-789f257de27ed355.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3a6cc01f215732e3.rmeta --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-43c5c4d1083dcf0a.so --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-31d6c1bac7cff76d.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-511dff6562bac78d.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-6a9a7521df9c10c6.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-d8489e39b46a3461.rmeta --extern tokio_postgres=/opt/rustwide/target/debug/deps/libtokio_postgres-0edc79eae6eb2e26.rmeta --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-000d6c44ff2756ab.rmeta --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-781a873947424485.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-915cf698eae6949e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c15cb69bf8af61d3d1a0a78a5ac9612ea083d7acd4446a8e4ea047ac2bb0126a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15cb69bf8af61d3d1a0a78a5ac9612ea083d7acd4446a8e4ea047ac2bb0126a", kill_on_drop: false }`
[INFO] [stdout] c15cb69bf8af61d3d1a0a78a5ac9612ea083d7acd4446a8e4ea047ac2bb0126a