[INFO] fetching crate mqtt_actor 1.0.1...
[INFO] documenting mqtt_actor-1.0.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate mqtt_actor 1.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mqtt_actor 1.0.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt_actor 1.0.1
[INFO] finished tweaking crates.io crate mqtt_actor 1.0.1
[INFO] tweaked toml for crates.io crate mqtt_actor 1.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix_derive v0.6.0
[INFO] [stderr]   Downloaded rumqttc v0.18.0
[INFO] [stderr]   Downloaded actix v0.12.0
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f906fb301903f3b51bbb29ce01bf7d234a5addc0b198134dd4bb2b22b4ee9b
[INFO] running `Command { std: "docker" "start" "-a" "b9f906fb301903f3b51bbb29ce01bf7d234a5addc0b198134dd4bb2b22b4ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f906fb301903f3b51bbb29ce01bf7d234a5addc0b198134dd4bb2b22b4ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f906fb301903f3b51bbb29ce01bf7d234a5addc0b198134dd4bb2b22b4ee9b", kill_on_drop: false }`
[INFO] [stdout] b9f906fb301903f3b51bbb29ce01bf7d234a5addc0b198134dd4bb2b22b4ee9b
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36fb1e899534bf6c167579a65f21c2505f51d0e7c7fb13a24b788f4f9fc1fa7d
[INFO] running `Command { std: "docker" "start" "-a" "36fb1e899534bf6c167579a65f21c2505f51d0e7c7fb13a24b788f4f9fc1fa7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling actix-macros v0.2.3
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/thiserror-1.0.40/src/lib.rs:239:34
[INFO] [stdout]     |
[INFO] [stdout] 239 | #![cfg_attr(provide_any, feature(provide_any))]
[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 compile `thiserror` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "36fb1e899534bf6c167579a65f21c2505f51d0e7c7fb13a24b788f4f9fc1fa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36fb1e899534bf6c167579a65f21c2505f51d0e7c7fb13a24b788f4f9fc1fa7d", kill_on_drop: false }`
[INFO] [stdout] 36fb1e899534bf6c167579a65f21c2505f51d0e7c7fb13a24b788f4f9fc1fa7d
