Dec 18 07:49:10.260 INFO checking EmmaLa/tokio-chat against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:49:10.260 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/EmmaLa/tokio-chat:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:49:10.728 INFO [stdout] d54bcf12a0e540caf98814ac91f42e7b3ce5b42983ed42016c313f59b5f2db39
Dec 18 07:49:10.730 INFO running `"docker" "start" "-a" "d54bcf12a0e540caf98814ac91f42e7b3ce5b42983ed42016c313f59b5f2db39"`
Dec 18 07:49:13.318 INFO [stderr]     Checking tokio-chat v0.1.0 (/opt/crater/workdir)
Dec 18 07:49:14.052 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 18 07:49:14.052 INFO [stderr]  --> src/main.rs:9:28
Dec 18 07:49:14.052 INFO [stderr]   |
Dec 18 07:49:14.052 INFO [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite};
Dec 18 07:49:14.052 INFO [stderr]   |                            ^^^^^^^^^^
Dec 18 07:49:14.052 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 18 07:49:14.052 INFO [stderr]  --> src/main.rs:9:28
Dec 18 07:49:14.052 INFO [stderr]   |
Dec 18 07:49:14.052 INFO [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite};
Dec 18 07:49:14.052 INFO [stderr]   |                            ^^^^^^^^^^
Dec 18 07:49:14.052 INFO [stderr]   |
Dec 18 07:49:14.052 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:49:14.052 INFO [stderr] 
Dec 18 07:49:14.052 INFO [stderr] warning: unused import: `Write`
Dec 18 07:49:14.052 INFO [stderr]   --> src/main.rs:16:15
Dec 18 07:49:14.052 INFO [stderr]    |
Dec 18 07:49:14.052 INFO [stderr] 16 | use std::io::{Write};
Dec 18 07:49:14.052 INFO [stderr]    |               ^^^^^
Dec 18 07:49:14.052 INFO [stderr] 
Dec 18 07:49:14.052 INFO [stderr] warning: unused import: `std::sync::Arc`
Dec 18 07:49:14.052 INFO [stderr]   --> src/main.rs:17:5
Dec 18 07:49:14.052 INFO [stderr]    |
Dec 18 07:49:14.052 INFO [stderr] 17 | use std::sync::Arc;
Dec 18 07:49:14.052 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 07:49:14.052 INFO [stderr] 
Dec 18 07:49:14.052 INFO [stderr] warning: unused import: `std::sync::Mutex`
Dec 18 07:49:14.052 INFO [stderr]   --> src/main.rs:18:5
Dec 18 07:49:14.053 INFO [stderr]    |
Dec 18 07:49:14.053 INFO [stderr] 18 | use std::sync::Mutex;
Dec 18 07:49:14.053 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 07:49:14.053 INFO [stderr] 
Dec 18 07:49:14.053 INFO [stderr]   |
Dec 18 07:49:14.053 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:49:14.053 INFO [stderr] 
Dec 18 07:49:14.060 INFO [stderr] warning: unused import: `Write`
Dec 18 07:49:14.060 INFO [stderr]   --> src/main.rs:16:15
Dec 18 07:49:14.060 INFO [stderr]    |
Dec 18 07:49:14.060 INFO [stderr] 16 | use std::io::{Write};
Dec 18 07:49:14.060 INFO [stderr]    |               ^^^^^
Dec 18 07:49:14.060 INFO [stderr] 
Dec 18 07:49:14.060 INFO [stderr] warning: unused import: `std::sync::Arc`
Dec 18 07:49:14.060 INFO [stderr]   --> src/main.rs:17:5
Dec 18 07:49:14.060 INFO [stderr]    |
Dec 18 07:49:14.060 INFO [stderr] 17 | use std::sync::Arc;
Dec 18 07:49:14.060 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 07:49:14.060 INFO [stderr] 
Dec 18 07:49:14.060 INFO [stderr] warning: unused import: `std::sync::Mutex`
Dec 18 07:49:14.060 INFO [stderr]   --> src/main.rs:18:5
Dec 18 07:49:14.060 INFO [stderr]    |
Dec 18 07:49:14.060 INFO [stderr] 18 | use std::sync::Mutex;
Dec 18 07:49:14.060 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 07:49:14.060 INFO [stderr] 
Dec 18 07:49:14.211 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:49:14.211 INFO [stderr]    --> src/main.rs:119:13
Dec 18 07:49:14.211 INFO [stderr]     |
Dec 18 07:49:14.211 INFO [stderr] 119 |         let mut chuck_data = chunk_data.for_each(move |data| {
Dec 18 07:49:14.211 INFO [stderr]     |             ----^^^^^^^^^^
Dec 18 07:49:14.211 INFO [stderr]     |             |
Dec 18 07:49:14.211 INFO [stderr]     |             help: remove this `mut`
Dec 18 07:49:14.211 INFO [stderr]     |
Dec 18 07:49:14.211 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:49:14.211 INFO [stderr] 
Dec 18 07:49:14.212 INFO [stderr] warning: type alias is never used: `Rx`
Dec 18 07:49:14.212 INFO [stderr]   --> src/main.rs:28:1
Dec 18 07:49:14.212 INFO [stderr]    |
Dec 18 07:49:14.212 INFO [stderr] 28 | type Rx = mpsc::UnboundedReceiver<BytesMut>;
Dec 18 07:49:14.212 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:49:14.212 INFO [stderr]    |
Dec 18 07:49:14.212 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:49:14.212 INFO [stderr] 
Dec 18 07:49:14.212 INFO [stderr] warning: field is never used: `state`
Dec 18 07:49:14.212 INFO [stderr]   --> src/main.rs:37:5
Dec 18 07:49:14.212 INFO [stderr]    |
Dec 18 07:49:14.212 INFO [stderr] 37 |     state: Rc<RefCell<SharedState>>
Dec 18 07:49:14.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:49:14.212 INFO [stderr] 
Dec 18 07:49:14.324 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:49:14.324 INFO [stderr]    --> src/main.rs:119:13
Dec 18 07:49:14.324 INFO [stderr]     |
Dec 18 07:49:14.324 INFO [stderr] 119 |         let mut chuck_data = chunk_data.for_each(move |data| {
Dec 18 07:49:14.324 INFO [stderr]     |             ----^^^^^^^^^^
Dec 18 07:49:14.324 INFO [stderr]     |             |
Dec 18 07:49:14.324 INFO [stderr]     |             help: remove this `mut`
Dec 18 07:49:14.324 INFO [stderr]     |
Dec 18 07:49:14.324 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:49:14.324 INFO [stderr] 
Dec 18 07:49:14.324 INFO [stderr] warning: type alias is never used: `Rx`
Dec 18 07:49:14.324 INFO [stderr]   --> src/main.rs:28:1
Dec 18 07:49:14.324 INFO [stderr]    |
Dec 18 07:49:14.324 INFO [stderr] 28 | type Rx = mpsc::UnboundedReceiver<BytesMut>;
Dec 18 07:49:14.324 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:49:14.324 INFO [stderr]    |
Dec 18 07:49:14.324 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:49:14.324 INFO [stderr] 
Dec 18 07:49:14.324 INFO [stderr] warning: field is never used: `state`
Dec 18 07:49:14.324 INFO [stderr]   --> src/main.rs:37:5
Dec 18 07:49:14.325 INFO [stderr]    |
Dec 18 07:49:14.325 INFO [stderr] 37 |     state: Rc<RefCell<SharedState>>
Dec 18 07:49:14.325 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:49:14.325 INFO [stderr] 
Dec 18 07:49:14.368 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 18 07:49:15.505 INFO running `"docker" "inspect" "d54bcf12a0e540caf98814ac91f42e7b3ce5b42983ed42016c313f59b5f2db39"`
Dec 18 07:49:15.790 INFO running `"docker" "rm" "-f" "d54bcf12a0e540caf98814ac91f42e7b3ce5b42983ed42016c313f59b5f2db39"`
Dec 18 07:49:16.152 INFO [stdout] d54bcf12a0e540caf98814ac91f42e7b3ce5b42983ed42016c313f59b5f2db39