[INFO] crate iot_center 0.0.1 is already in cache
[INFO] extracting crate iot_center 0.0.1 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/iot_center/0.0.1
[INFO] extracting crate iot_center 0.0.1 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/iot_center/0.0.1
[INFO] validating manifest of iot_center-0.0.1 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of iot_center-0.0.1 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing iot_center-0.0.1
[INFO] finished frobbing iot_center-0.0.1
[INFO] frobbed toml for iot_center-0.0.1 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/iot_center/0.0.1/Cargo.toml
[INFO] started frobbing iot_center-0.0.1
[INFO] finished frobbing iot_center-0.0.1
[INFO] frobbed toml for iot_center-0.0.1 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/iot_center/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking iot_center-0.0.1 against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/iot_center/0.0.1:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f2fc1b62984326759be18f1be8b8674afd4cdfc565dd228592ba000b56783c64
[INFO] running `"docker" "start" "-a" "f2fc1b62984326759be18f1be8b8674afd4cdfc565dd228592ba000b56783c64"`
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rusqlite v0.13.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking mqtt-protocol v0.3.1
[INFO] [stderr]     Checking log4rs v0.8.3
[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 10.18s
[INFO] running `"docker" "inspect" "f2fc1b62984326759be18f1be8b8674afd4cdfc565dd228592ba000b56783c64"`
[INFO] running `"docker" "rm" "-f" "f2fc1b62984326759be18f1be8b8674afd4cdfc565dd228592ba000b56783c64"`
[INFO] [stdout] f2fc1b62984326759be18f1be8b8674afd4cdfc565dd228592ba000b56783c64