Nov 28 13:47:03.494 INFO checking EmmaLa/tokio-chat against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 13:47:03.495 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 13:47:04.043 INFO [stdout] e2ff485da72f63d8e42c26b8b8715b9e9df56e947b6acddb876cb32d74ca843c
Nov 28 13:47:04.046 INFO running `"docker" "start" "-a" "e2ff485da72f63d8e42c26b8b8715b9e9df56e947b6acddb876cb32d74ca843c"`
Nov 28 13:47:06.007 INFO [stderr] usermod: no changes
Nov 28 13:47:06.204 INFO [stderr]     Checking tokio-chat v0.1.0 (/source)
Nov 28 13:47:08.249 INFO [stderr] warning: unused import: `AsyncWrite`
Nov 28 13:47:08.249 INFO [stderr]  --> src/main.rs:9:28
Nov 28 13:47:08.249 INFO [stderr]   |
Nov 28 13:47:08.249 INFO [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite};
Nov 28 13:47:08.250 INFO [stderr]   |                            ^^^^^^^^^^
Nov 28 13:47:08.250 INFO [stderr]   |
Nov 28 13:47:08.250 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:47:08.250 INFO [stderr] 
Nov 28 13:47:08.251 INFO [stderr] warning: unused import: `Write`
Nov 28 13:47:08.251 INFO [stderr]   --> src/main.rs:16:15
Nov 28 13:47:08.251 INFO [stderr]    |
Nov 28 13:47:08.251 INFO [stderr] 16 | use std::io::{Write};
Nov 28 13:47:08.252 INFO [stderr]    |               ^^^^^
Nov 28 13:47:08.252 INFO [stderr] 
Nov 28 13:47:08.252 INFO [stderr] warning: unused import: `std::sync::Arc`
Nov 28 13:47:08.252 INFO [stderr]   --> src/main.rs:17:5
Nov 28 13:47:08.253 INFO [stderr]    |
Nov 28 13:47:08.253 INFO [stderr] 17 | use std::sync::Arc;
Nov 28 13:47:08.253 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 13:47:08.253 INFO [stderr] 
Nov 28 13:47:08.254 INFO [stderr] warning: unused import: `std::sync::Mutex`
Nov 28 13:47:08.254 INFO [stderr]   --> src/main.rs:18:5
Nov 28 13:47:08.254 INFO [stderr]    |
Nov 28 13:47:08.254 INFO [stderr] 18 | use std::sync::Mutex;
Nov 28 13:47:08.255 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 13:47:08.255 INFO [stderr] 
Nov 28 13:47:08.516 INFO [stderr] warning: variable does not need to be mutable
Nov 28 13:47:08.517 INFO [stderr]    --> src/main.rs:119:13
Nov 28 13:47:08.517 INFO [stderr]     |
Nov 28 13:47:08.518 INFO [stderr] 119 |         let mut chuck_data = chunk_data.for_each(move |data| {
Nov 28 13:47:08.519 INFO [stderr]     |             ----^^^^^^^^^^
Nov 28 13:47:08.524 INFO [stderr]     |             |
Nov 28 13:47:08.525 INFO [stderr]     |             help: remove this `mut`
Nov 28 13:47:08.525 INFO [stderr]     |
Nov 28 13:47:08.525 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 13:47:08.525 INFO [stderr] 
Nov 28 13:47:08.526 INFO [stderr] warning: type alias is never used: `Rx`
Nov 28 13:47:08.526 INFO [stderr]   --> src/main.rs:28:1
Nov 28 13:47:08.526 INFO [stderr]    |
Nov 28 13:47:08.526 INFO [stderr] 28 | type Rx = mpsc::UnboundedReceiver<BytesMut>;
Nov 28 13:47:08.527 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:47:08.527 INFO [stderr]    |
Nov 28 13:47:08.527 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 13:47:08.528 INFO [stderr] 
Nov 28 13:47:08.528 INFO [stderr] warning: field is never used: `state`
Nov 28 13:47:08.528 INFO [stderr]   --> src/main.rs:37:5
Nov 28 13:47:08.528 INFO [stderr]    |
Nov 28 13:47:08.529 INFO [stderr] 37 |     state: Rc<RefCell<SharedState>>
Nov 28 13:47:08.529 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:47:08.529 INFO [stderr] 
Nov 28 13:47:08.799 INFO [stderr] warning: unused import: `AsyncWrite`
Nov 28 13:47:08.799 INFO [stderr]  --> src/main.rs:9:28
Nov 28 13:47:08.799 INFO [stderr]   |
Nov 28 13:47:08.800 INFO [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite};
Nov 28 13:47:08.800 INFO [stderr]   |                            ^^^^^^^^^^
Nov 28 13:47:08.800 INFO [stderr]   |
Nov 28 13:47:08.800 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:47:08.801 INFO [stderr] 
Nov 28 13:47:08.801 INFO [stderr] warning: unused import: `Write`
Nov 28 13:47:08.801 INFO [stderr]   --> src/main.rs:16:15
Nov 28 13:47:08.801 INFO [stderr]    |
Nov 28 13:47:08.801 INFO [stderr] 16 | use std::io::{Write};
Nov 28 13:47:08.802 INFO [stderr]    |               ^^^^^
Nov 28 13:47:08.802 INFO [stderr] 
Nov 28 13:47:08.802 INFO [stderr] warning: unused import: `std::sync::Arc`
Nov 28 13:47:08.802 INFO [stderr]   --> src/main.rs:17:5
Nov 28 13:47:08.803 INFO [stderr]    |
Nov 28 13:47:08.803 INFO [stderr] 17 | use std::sync::Arc;
Nov 28 13:47:08.803 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 13:47:08.803 INFO [stderr] 
Nov 28 13:47:08.804 INFO [stderr] warning: unused import: `std::sync::Mutex`
Nov 28 13:47:08.804 INFO [stderr]   --> src/main.rs:18:5
Nov 28 13:47:08.804 INFO [stderr]    |
Nov 28 13:47:08.812 INFO [stderr] 18 | use std::sync::Mutex;
Nov 28 13:47:08.812 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 28 13:47:08.812 INFO [stderr] 
Nov 28 13:47:08.896 INFO [stderr] warning: variable does not need to be mutable
Nov 28 13:47:08.896 INFO [stderr]    --> src/main.rs:119:13
Nov 28 13:47:08.896 INFO [stderr]     |
Nov 28 13:47:08.896 INFO [stderr] 119 |         let mut chuck_data = chunk_data.for_each(move |data| {
Nov 28 13:47:08.896 INFO [stderr]     |             ----^^^^^^^^^^
Nov 28 13:47:08.896 INFO [stderr]     |             |
Nov 28 13:47:08.896 INFO [stderr]     |             help: remove this `mut`
Nov 28 13:47:08.896 INFO [stderr]     |
Nov 28 13:47:08.896 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 13:47:08.896 INFO [stderr] 
Nov 28 13:47:08.897 INFO [stderr] warning: type alias is never used: `Rx`
Nov 28 13:47:08.897 INFO [stderr]   --> src/main.rs:28:1
Nov 28 13:47:08.897 INFO [stderr]    |
Nov 28 13:47:08.897 INFO [stderr] 28 | type Rx = mpsc::UnboundedReceiver<BytesMut>;
Nov 28 13:47:08.898 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:47:08.898 INFO [stderr]    |
Nov 28 13:47:08.898 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 13:47:08.898 INFO [stderr] 
Nov 28 13:47:08.898 INFO [stderr] warning: field is never used: `state`
Nov 28 13:47:08.899 INFO [stderr]   --> src/main.rs:37:5
Nov 28 13:47:08.900 INFO [stderr]    |
Nov 28 13:47:08.900 INFO [stderr] 37 |     state: Rc<RefCell<SharedState>>
Nov 28 13:47:08.900 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:47:08.900 INFO [stderr] 
Nov 28 13:47:08.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
Nov 28 13:47:08.937 INFO [stderr] su: No module specific data is present
Nov 28 13:47:09.630 INFO running `"docker" "inspect" "e2ff485da72f63d8e42c26b8b8715b9e9df56e947b6acddb876cb32d74ca843c"`
Nov 28 13:47:09.964 INFO running `"docker" "rm" "-f" "e2ff485da72f63d8e42c26b8b8715b9e9df56e947b6acddb876cb32d74ca843c"`
Nov 28 13:47:10.408 INFO [stdout] e2ff485da72f63d8e42c26b8b8715b9e9df56e947b6acddb876cb32d74ca843c