[INFO] fetching crate rumqtt 0.30.1...
[INFO] checking rumqtt-0.30.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate rumqtt 0.30.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rumqtt 0.30.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rumqtt 0.30.1
[INFO] finished tweaking crates.io crate rumqtt 0.30.1
[INFO] tweaked toml for crates.io crate rumqtt 0.30.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63f3c2e9348a54ee2ff630ef6075b0abee95c784b59dee111c0b3024d094eee6
[INFO] running `"docker" "start" "-a" "63f3c2e9348a54ee2ff630ef6075b0abee95c784b59dee111c0b3024d094eee6"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking envy v0.3.3
[INFO] [stderr]     Checking rustls v0.14.0
[INFO] [stderr]     Checking jsonwebtoken v5.0.1
[INFO] [stderr]     Checking mqtt311 v0.2.0
[INFO] [stderr]     Checking tokio-rustls v0.8.1
[INFO] [stderr]     Checking rumqtt v0.30.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `chrono` is imported redundantly
[INFO] [stderr]    --> src/client/mqttstate.rs:368:18
[INFO] [stderr]     |
[INFO] [stderr] 368 |     use chrono::{self, Utc};
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `chrono` is imported redundantly
[INFO] [stderr]    --> src/client/mqttstate.rs:368:18
[INFO] [stderr]     |
[INFO] [stderr] 368 |     use chrono::{self, Utc};
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_io::async_read::AsyncRead::framed': Use tokio_codec::Decoder::framed instead
[INFO] [stderr]    --> src/client/network.rs:148:38
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let framed = tcp.framed(codec);
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_io::async_read::AsyncRead::framed': Use tokio_codec::Decoder::framed instead
[INFO] [stderr]    --> src/client/network.rs:148:38
[INFO] [stderr]     |
[INFO] [stderr] 148 |                     let framed = tcp.framed(codec);
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MqttClient`, `MqttOptions`
[INFO] [stderr]  --> examples/reconnection.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rumqtt::{MqttClient, MqttOptions};
[INFO] [stderr]   |              ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> examples/reconnection.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `broker`
[INFO] [stderr]  --> examples/pubsub1.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let broker = "prod-mqtt-broker.atherengineering.in";
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_broker`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `disconnect` found for type `rumqtt::client::MqttClient` in the current scope
[INFO] [stderr]   --> examples/disconnection.rs:19:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |         mqtt_client.disconnect().unwrap();
[INFO] [stderr]    |                     ^^^^^^^^^^ method not found in `rumqtt::client::MqttClient`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `rumqtt`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: couldn't read examples/../../certs/rsa_private.der: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/gcloud.rs:27:71
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let security_options = SecurityOptions::GcloudIot(config.project, include_bytes!("../../certs/rsa_private.der").to_vec(), 60);
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read examples/../../certs/roots.pem: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/gcloud.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let ca = include_bytes!("../../certs/roots.pem").to_vec();
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rumqtt`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "63f3c2e9348a54ee2ff630ef6075b0abee95c784b59dee111c0b3024d094eee6"`
[INFO] running `"docker" "rm" "-f" "63f3c2e9348a54ee2ff630ef6075b0abee95c784b59dee111c0b3024d094eee6"`
[INFO] [stdout] 63f3c2e9348a54ee2ff630ef6075b0abee95c784b59dee111c0b3024d094eee6