[INFO] updating cached repository babydragon/iot_center
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/babydragon/iot_center
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/babydragon/iot_center" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/babydragon/iot_center"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/babydragon/iot_center'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/babydragon/iot_center" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/babydragon/iot_center"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/babydragon/iot_center'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 76662bbf4ba10275bc3cfbdba4cce9a8141303e2
[INFO] sha for GitHub repo babydragon/iot_center: 76662bbf4ba10275bc3cfbdba4cce9a8141303e2
[INFO] validating manifest of babydragon/iot_center on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of babydragon/iot_center on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing babydragon/iot_center
[INFO] finished frobbing babydragon/iot_center
[INFO] frobbed toml for babydragon/iot_center written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/babydragon/iot_center/Cargo.toml
[INFO] started frobbing babydragon/iot_center
[INFO] finished frobbing babydragon/iot_center
[INFO] frobbed toml for babydragon/iot_center written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/babydragon/iot_center/Cargo.toml
[INFO] crate babydragon/iot_center already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking babydragon/iot_center against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-4/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/babydragon/iot_center:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b6b9ab53434e3c213f4bd1ee3f967bc45ea990000284ae0bd555e0d6eb22b0cc
[INFO] running `"docker" "start" "-a" "b6b9ab53434e3c213f4bd1ee3f967bc45ea990000284ae0bd555e0d6eb22b0cc"`
[INFO] [stderr]    Compiling openssl-sys v0.9.32
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking serde-value v0.5.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking mqtt-protocol v0.3.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking log4rs v0.8.0
[INFO] [stderr]     Checking rumqtt v0.10.1
[INFO] [stderr]     Checking iot_center v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `client`
[INFO] [stderr]  --> src/mqtt/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     client: MqttClient
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `client`
[INFO] [stderr]  --> src/mqtt/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     client: MqttClient
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `"docker" "inspect" "b6b9ab53434e3c213f4bd1ee3f967bc45ea990000284ae0bd555e0d6eb22b0cc"`
[INFO] running `"docker" "rm" "-f" "b6b9ab53434e3c213f4bd1ee3f967bc45ea990000284ae0bd555e0d6eb22b0cc"`
[INFO] [stdout] b6b9ab53434e3c213f4bd1ee3f967bc45ea990000284ae0bd555e0d6eb22b0cc