[INFO] cloning repository https://github.com/Altair-Bueno/sansio-mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Altair-Bueno/sansio-mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fsansio-mqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fsansio-mqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c801cacd058ba399dc6ca5b007b7ed6ab27d0618
[INFO] documenting Altair-Bueno/sansio-mqtt against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fsansio-mqtt" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Altair-Bueno/sansio-mqtt
[INFO] finished tweaking git repo https://github.com/Altair-Bueno/sansio-mqtt
[INFO] tweaked toml for git repo https://github.com/Altair-Bueno/sansio-mqtt written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Altair-Bueno/sansio-mqtt on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Altair-Bueno/sansio-mqtt 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ca4a314b8c88af1e7b81794fc4bef86a405dc19e7f4b40cb5dd910a0df9fd5e
[INFO] running `Command { std: "docker" "start" "-a" "7ca4a314b8c88af1e7b81794fc4bef86a405dc19e7f4b40cb5dd910a0df9fd5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca4a314b8c88af1e7b81794fc4bef86a405dc19e7f4b40cb5dd910a0df9fd5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca4a314b8c88af1e7b81794fc4bef86a405dc19e7f4b40cb5dd910a0df9fd5e", kill_on_drop: false }`
[INFO] [stdout] 7ca4a314b8c88af1e7b81794fc4bef86a405dc19e7f4b40cb5dd910a0df9fd5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b48b13729648950314db3a19f3a0174365fee7b1c68877d2dd1c819bac64c0bf
[INFO] running `Command { std: "docker" "start" "-a" "b48b13729648950314db3a19f3a0174365fee7b1c68877d2dd1c819bac64c0bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking winnow v0.7.6
[INFO] [stderr]     Checking encode v0.2.2
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking vec1 v1.12.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling nutype_macros v0.6.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling kinded_macros v0.3.0
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling kinded v0.3.0
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]     Checking nutype v0.6.1
[INFO] [stderr]     Checking sansio-mqtt-v5-types v0.1.0 (/opt/rustwide/workdir/crates/sansio-mqtt-v5-types)
[INFO] [stderr]  Documenting sansio-mqtt-v5-types v0.1.0 (/opt/rustwide/workdir/crates/sansio-mqtt-v5-types)
[INFO] [stderr]  Documenting sansio-mqtt-v5-client v0.1.0 (/opt/rustwide/workdir/crates/sansio-mqtt-v5-client)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> crates/sansio-mqtt-v5-client/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(coroutines, coroutine_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sansio-mqtt-v5-client`
[INFO] running `Command { std: "docker" "inspect" "b48b13729648950314db3a19f3a0174365fee7b1c68877d2dd1c819bac64c0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48b13729648950314db3a19f3a0174365fee7b1c68877d2dd1c819bac64c0bf", kill_on_drop: false }`
[INFO] [stdout] b48b13729648950314db3a19f3a0174365fee7b1c68877d2dd1c819bac64c0bf
