[INFO] fetching crate azure_iot_sdk 0.4.0...
[INFO] checking azure_iot_sdk-0.4.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate azure_iot_sdk 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate azure_iot_sdk 0.4.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate azure_iot_sdk 0.4.0
[INFO] finished tweaking crates.io crate azure_iot_sdk 0.4.0
[INFO] tweaked toml for crates.io crate azure_iot_sdk 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate azure_iot_sdk 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-native-tls v0.1.0
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded mqtt-protocol v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] 0a662fd94b5d0fbef4a5cfdda6d9868e2a3b312cbfd6fe78d6005b911b9baecd
[INFO] running `Command { std: "docker" "start" "-a" "0a662fd94b5d0fbef4a5cfdda6d9868e2a3b312cbfd6fe78d6005b911b9baecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a662fd94b5d0fbef4a5cfdda6d9868e2a3b312cbfd6fe78d6005b911b9baecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a662fd94b5d0fbef4a5cfdda6d9868e2a3b312cbfd6fe78d6005b911b9baecd", kill_on_drop: false }`
[INFO] [stdout] 0a662fd94b5d0fbef4a5cfdda6d9868e2a3b312cbfd6fe78d6005b911b9baecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44b954fdeac7d95521119a969c5bf534e88e614955d9ae1f9f582c48b956ee58
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "44b954fdeac7d95521119a969c5bf534e88e614955d9ae1f9f582c48b956ee58", kill_on_drop: false }`
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[INFO] [stderr]     Checking azure_iot_sdk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stdout] warning: function is never used: `ping`
[INFO] [stdout]   --> src/mqtt_transport.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | async fn ping(interval: u16) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]    --> src/message.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub method_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:60:58
[INFO] [stdout]     |
[INFO] [stdout] 60  | #![warn(missing_debug_implementations, rust_2018_idioms, missing_docs)]
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]    --> src/message.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub message: Message,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]    --> src/message.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub request_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/transport.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     async fn get_receiver(&mut self) -> Receiver<MessageType>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ping`
[INFO] [stdout]   --> src/mqtt_transport.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | async fn ping(interval: u16) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "44b954fdeac7d95521119a969c5bf534e88e614955d9ae1f9f582c48b956ee58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b954fdeac7d95521119a969c5bf534e88e614955d9ae1f9f582c48b956ee58", kill_on_drop: false }`
[INFO] [stdout] 44b954fdeac7d95521119a969c5bf534e88e614955d9ae1f9f582c48b956ee58
