[INFO] cloning repository babydragon/iot_center
[INFO] running `"git" "clone" "--bare" "git://github.com/babydragon/iot_center.git" "work/cache/sources/gh/babydragon/iot_center"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/babydragon/iot_center'...
[INFO] running `"git" "clone" "work/cache/sources/gh/babydragon/iot_center" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/babydragon/iot_center"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/babydragon/iot_center'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/babydragon/iot_center" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/babydragon/iot_center"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of babydragon/iot_center on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/babydragon/iot_center/Cargo.toml
[INFO] crate babydragon/iot_center already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building babydragon/iot_center against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/babydragon/iot_center:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] b5d90f8030032d15e6035d4761cc6b3f69f73bf146eef62ca6e81ed838b1211a
[INFO] running `"docker" "start" "-a" "b5d90f8030032d15e6035d4761cc6b3f69f73bf146eef62ca6e81ed838b1211a"`
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]    Compiling openssl-sys v0.9.32
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling chan v0.1.21
[INFO] [stderr]    Compiling chrono v0.4.3
[INFO] [stderr]    Compiling serde-value v0.5.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling mqtt-protocol v0.3.1
[INFO] [stderr]    Compiling rusqlite v0.14.0
[INFO] [stderr]    Compiling chan-signal v0.3.1
[INFO] [stderr]    Compiling log4rs v0.8.0
[INFO] [stderr]    Compiling rumqtt v0.10.1
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 57.11s
[INFO] running `"docker" "inspect" "b5d90f8030032d15e6035d4761cc6b3f69f73bf146eef62ca6e81ed838b1211a"`
[INFO] running `"docker" "rm" "-f" "b5d90f8030032d15e6035d4761cc6b3f69f73bf146eef62ca6e81ed838b1211a"`
[INFO] [stdout] b5d90f8030032d15e6035d4761cc6b3f69f73bf146eef62ca6e81ed838b1211a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/babydragon/iot_center:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 45262105d920cc46da99f3ec538ce104182b7b6f35246274940c44652e94acee
[INFO] running `"docker" "start" "-a" "45262105d920cc46da99f3ec538ce104182b7b6f35246274940c44652e94acee"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `"docker" "inspect" "45262105d920cc46da99f3ec538ce104182b7b6f35246274940c44652e94acee"`
[INFO] running `"docker" "rm" "-f" "45262105d920cc46da99f3ec538ce104182b7b6f35246274940c44652e94acee"`
[INFO] [stdout] 45262105d920cc46da99f3ec538ce104182b7b6f35246274940c44652e94acee