[INFO] cloning repository https://github.com/FlareFlo/gh_webhook_notif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlareFlo/gh_webhook_notif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlareFlo%2Fgh_webhook_notif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlareFlo%2Fgh_webhook_notif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70c8852dbc04f3b118037e374d38e5593b127050
[INFO] documenting FlareFlo/gh_webhook_notif against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlareFlo%2Fgh_webhook_notif" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FlareFlo/gh_webhook_notif on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FlareFlo/gh_webhook_notif
[INFO] finished tweaking git repo https://github.com/FlareFlo/gh_webhook_notif
[INFO] tweaked toml for git repo https://github.com/FlareFlo/gh_webhook_notif written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FlareFlo/gh_webhook_notif already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonwebtoken v8.1.1
[INFO] [stderr]   Downloaded snafu-derive v0.7.2
[INFO] [stderr]   Downloaded pem v1.1.0
[INFO] [stderr]   Downloaded command_attr v0.4.1
[INFO] [stderr]   Downloaded arc-swap v1.5.1
[INFO] [stderr]   Downloaded snafu v0.7.2
[INFO] [stderr]   Downloaded octocrab v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d0d6e45ac4b788de2a3209025dc604413dd811faf92f4980b68a3210da7a987
[INFO] running `Command { std: "docker" "start" "-a" "3d0d6e45ac4b788de2a3209025dc604413dd811faf92f4980b68a3210da7a987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d0d6e45ac4b788de2a3209025dc604413dd811faf92f4980b68a3210da7a987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0d6e45ac4b788de2a3209025dc604413dd811faf92f4980b68a3210da7a987", kill_on_drop: false }`
[INFO] [stdout] 3d0d6e45ac4b788de2a3209025dc604413dd811faf92f4980b68a3210da7a987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b668f688fc75398c4335a7d963575d20ec4a8f5dc3b89ca5499bf9add91b82ad
[INFO] running `Command { std: "docker" "start" "-a" "b668f688fc75398c4335a7d963575d20ec4a8f5dc3b89ca5499bf9add91b82ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling openssl-sys v0.9.76
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking indexmap v1.9.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rustls-pemfile v1.0.1
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[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]    Compiling semver v1.0.14
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[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.5
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling snafu-derive v0.7.2
[INFO] [stderr]    Compiling command_attr v0.4.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking snafu v0.7.2
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking url v2.3.0
[INFO] [stderr]     Checking time v0.3.15
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.8
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking async-tungstenite v0.17.2
[INFO] [stderr]     Checking simple_asn1 v0.6.2
[INFO] [stderr]     Checking jsonwebtoken v8.1.1
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.12
[INFO] [stderr]     Checking octocrab v0.17.0
[INFO] [stderr]  Documenting gh_webhook_notif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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: aborting due to 1 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 `gh_webhook_notif`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name gh_webhook_notif 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=2308af2f48d57a97 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-341d3fb4077ce875.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern octocrab=/opt/rustwide/target/debug/deps/liboctocrab-f5e38d79a479932a.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-47010f7e8f037f1b.rmeta --extern serenity=/opt/rustwide/target/debug/deps/libserenity-d7f58761f607e9fc.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-2385c134a519e3f6.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b668f688fc75398c4335a7d963575d20ec4a8f5dc3b89ca5499bf9add91b82ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b668f688fc75398c4335a7d963575d20ec4a8f5dc3b89ca5499bf9add91b82ad", kill_on_drop: false }`
[INFO] [stdout] b668f688fc75398c4335a7d963575d20ec4a8f5dc3b89ca5499bf9add91b82ad
