Dec 19 19:11:01.556 INFO checking cesare/rust_slack_client against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:11:01.556 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/cesare/rust_slack_client:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:11:01.994 INFO [stdout] e20d9b510a86a94b7e03cb86af1428ea103bd55a8724f504a5a5b2baa7c23730
Dec 19 19:11:01.998 INFO running `"docker" "start" "-a" "e20d9b510a86a94b7e03cb86af1428ea103bd55a8724f504a5a5b2baa7c23730"`
Dec 19 19:11:03.684 INFO [stderr]     Checking want v0.0.6
Dec 19 19:11:03.688 INFO [stderr]     Checking tokio-io v0.1.8
Dec 19 19:11:03.688 INFO [stderr]    Compiling openssl v0.10.11
Dec 19 19:11:03.688 INFO [stderr]    Compiling native-tls v0.2.1
Dec 19 19:11:03.689 INFO [stderr]    Compiling syn v0.14.9
Dec 19 19:11:03.689 INFO [stderr]     Checking tokio-threadpool v0.1.6
Dec 19 19:11:07.332 INFO [stderr]     Checking tokio-codec v0.1.0
Dec 19 19:11:07.334 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 19 19:11:07.336 INFO [stderr]     Checking h2 v0.1.12
Dec 19 19:11:09.118 INFO [stderr]     Checking tokio-fs v0.1.3
Dec 19 19:11:11.130 INFO [stderr]     Checking tokio-tcp v0.1.1
Dec 19 19:11:11.132 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 19 19:11:11.137 INFO [stderr]     Checking tokio-uds v0.2.1
Dec 19 19:11:13.415 INFO [stderr]     Checking tokio v0.1.8
Dec 19 19:11:18.066 INFO [stderr]     Checking hyper v0.12.9
Dec 19 19:11:24.108 INFO [stderr]    Compiling serde_derive v1.0.76
Dec 19 19:11:26.654 INFO [stderr]     Checking hyper-tls v0.3.0
Dec 19 19:11:41.155 INFO [stderr]     Checking slack_client v0.1.0 (/opt/crater/workdir)
Dec 19 19:11:42.968 INFO [stderr] warning: field is never used: `client`
Dec 19 19:11:42.969 INFO [stderr]   --> src/conversation.rs:45:5
Dec 19 19:11:42.969 INFO [stderr]    |
Dec 19 19:11:42.969 INFO [stderr] 45 |     client: HttpClient,
Dec 19 19:11:42.970 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 19:11:42.970 INFO [stderr]    |
Dec 19 19:11:42.970 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 19:11:42.970 INFO [stderr] 
Dec 19 19:11:43.972 INFO [stderr] warning: field is never used: `client`
Dec 19 19:11:43.972 INFO [stderr]   --> src/conversation.rs:45:5
Dec 19 19:11:43.973 INFO [stderr]    |
Dec 19 19:11:43.973 INFO [stderr] 45 |     client: HttpClient,
Dec 19 19:11:43.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 19:11:43.974 INFO [stderr]    |
Dec 19 19:11:43.974 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 19:11:43.974 INFO [stderr] 
Dec 19 19:11:51.097 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.65s
Dec 19 19:11:52.596 INFO running `"docker" "inspect" "e20d9b510a86a94b7e03cb86af1428ea103bd55a8724f504a5a5b2baa7c23730"`
Dec 19 19:11:52.948 INFO running `"docker" "rm" "-f" "e20d9b510a86a94b7e03cb86af1428ea103bd55a8724f504a5a5b2baa7c23730"`
Dec 19 19:11:53.328 INFO [stdout] e20d9b510a86a94b7e03cb86af1428ea103bd55a8724f504a5a5b2baa7c23730