[INFO] fetching crate push-messaging 0.1.1...
[INFO] documenting push-messaging-0.1.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate push-messaging 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate push-messaging 0.1.1 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] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate push-messaging 0.1.1
[INFO] finished tweaking crates.io crate push-messaging 0.1.1
[INFO] tweaked toml for crates.io crate push-messaging 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded builder-pattern v0.4.2
[INFO] [stderr]   Downloaded builder-pattern-macro v0.4.2
[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] 6956fc74c4c09c762e122818ca22fe1eb99367ed2ace309d1161a75f24af6da9
[INFO] running `Command { std: "docker" "start" "-a" "6956fc74c4c09c762e122818ca22fe1eb99367ed2ace309d1161a75f24af6da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6956fc74c4c09c762e122818ca22fe1eb99367ed2ace309d1161a75f24af6da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6956fc74c4c09c762e122818ca22fe1eb99367ed2ace309d1161a75f24af6da9", kill_on_drop: false }`
[INFO] [stdout] 6956fc74c4c09c762e122818ca22fe1eb99367ed2ace309d1161a75f24af6da9
[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] 08ad8668db2c1959ce460f704a3a118a6b59e6e309331ef71def5c893acc89e9
[INFO] running `Command { std: "docker" "start" "-a" "08ad8668db2c1959ce460f704a3a118a6b59e6e309331ef71def5c893acc89e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling darling_core v0.20.6
[INFO] [stderr]    Compiling builder-pattern-macro v0.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.20.6
[INFO] [stderr]    Compiling darling v0.20.6
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking builder-pattern v0.4.2
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]  Documenting push-messaging v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_in_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_fn_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[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 `push-messaging`
[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 lib --crate-name push_messaging src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="native-tls"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5cb806d8922ce000 -L dependency=/opt/rustwide/target/debug/deps --extern builder_pattern=/opt/rustwide/target/debug/deps/libbuilder_pattern-e20a6499e6ee6850.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1714e1fb6d0c9746.rmeta --extern erased_serde=/opt/rustwide/target/debug/deps/liberased_serde-302aa5a2360d7ef9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c2b9fe8f0bb60ac5.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-1259862b7d82980a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-bcc39541da4d14d6.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-10fa0f5c7efbd359.rmeta --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-11c40ab79c873ee0.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-acd8cd926b42fb94.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "08ad8668db2c1959ce460f704a3a118a6b59e6e309331ef71def5c893acc89e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ad8668db2c1959ce460f704a3a118a6b59e6e309331ef71def5c893acc89e9", kill_on_drop: false }`
[INFO] [stdout] 08ad8668db2c1959ce460f704a3a118a6b59e6e309331ef71def5c893acc89e9
