Oct 27 08:41:55.651 INFO checking akkaha/hello-rust against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 08:41:55.651 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 08:41:55.917 INFO blam! 4d3cc13afe69d32dcdc3994f21b5dd63b0195743a08ca68aaeace21ade6fc721
Oct 27 08:41:55.924 INFO running `"docker" "start" "-a" "4d3cc13afe69d32dcdc3994f21b5dd63b0195743a08ca68aaeace21ade6fc721"`
Oct 27 08:41:56.871 INFO kablam! usermod: no changes
Oct 27 08:41:56.975 INFO kablam!     Checking mio v0.6.14
Oct 27 08:41:56.975 INFO kablam!     Checking tokio-threadpool v0.1.2
Oct 27 08:41:59.100 INFO kablam!     Checking tokio-reactor v0.1.1
Oct 27 08:42:00.207 INFO kablam!     Checking tokio-tcp v0.1.0
Oct 27 08:42:00.208 INFO kablam!     Checking tokio-udp v0.1.0
Oct 27 08:42:01.681 INFO kablam!     Checking tokio v0.1.5
Oct 27 08:42:03.587 INFO kablam!     Checking hello-rust v0.1.0 (/source)
Oct 27 08:42:07.791 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 27 08:42:07.791 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 27 08:42:07.791 INFO kablam!   |
Oct 27 08:42:07.791 INFO kablam! 3 | use bytes::Bytes;
Oct 27 08:42:07.791 INFO kablam!   |     ^^^^^^^^^^^^
Oct 27 08:42:07.815 INFO kablam!   |
Oct 27 08:42:07.815 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 08:42:07.815 INFO kablam! 
Oct 27 08:42:14.111 INFO kablam! warning: unused import: `BufMut`
Oct 27 08:42:14.111 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 27 08:42:14.111 INFO kablam!    |
Oct 27 08:42:14.111 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 27 08:42:14.111 INFO kablam!    |             ^^^^^^
Oct 27 08:42:14.111 INFO kablam!    |
Oct 27 08:42:14.111 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 08:42:14.111 INFO kablam! 
Oct 27 08:42:14.111 INFO kablam! warning: unused imports: `Either`, `self`
Oct 27 08:42:14.111 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 27 08:42:14.111 INFO kablam!    |
Oct 27 08:42:14.111 INFO kablam! 19 | use futures::future::{self, Either};
Oct 27 08:42:14.111 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 27 08:42:14.111 INFO kablam! 
Oct 27 08:42:14.111 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 27 08:42:14.111 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 27 08:42:14.111 INFO kablam!    |
Oct 27 08:42:14.111 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 27 08:42:14.111 INFO kablam!    |                 ^^^  ^^^^^
Oct 27 08:42:14.111 INFO kablam! 
Oct 27 08:42:14.111 INFO kablam! warning: unused import: `tokio::io`
Oct 27 08:42:14.115 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 27 08:42:14.115 INFO kablam!    |
Oct 27 08:42:14.115 INFO kablam! 24 | use tokio::io;
Oct 27 08:42:14.115 INFO kablam!    |     ^^^^^^^^^
Oct 27 08:42:14.115 INFO kablam! 
Oct 27 08:42:14.115 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 27 08:42:14.115 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 27 08:42:14.115 INFO kablam!    |
Oct 27 08:42:14.116 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 27 08:42:14.116 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 27 08:42:14.116 INFO kablam! 
Oct 27 08:42:14.116 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 27 08:42:14.116 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 27 08:42:14.116 INFO kablam!    |
Oct 27 08:42:14.116 INFO kablam! 26 | use tokio::prelude::*;
Oct 27 08:42:14.116 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.116 INFO kablam! 
Oct 27 08:42:14.239 INFO kablam! warning: type alias is never used: `Tx`
Oct 27 08:42:14.239 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 27 08:42:14.239 INFO kablam!    |
Oct 27 08:42:14.239 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 27 08:42:14.239 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.259 INFO kablam!    |
Oct 27 08:42:14.259 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 08:42:14.259 INFO kablam! 
Oct 27 08:42:14.259 INFO kablam! warning: type alias is never used: `Rx`
Oct 27 08:42:14.259 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 27 08:42:14.259 INFO kablam!    |
Oct 27 08:42:14.259 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 27 08:42:14.259 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.259 INFO kablam! 
Oct 27 08:42:14.259 INFO kablam! warning: struct is never constructed: `Shared`
Oct 27 08:42:14.259 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 27 08:42:14.259 INFO kablam!    |
Oct 27 08:42:14.259 INFO kablam! 38 | struct Shared {
Oct 27 08:42:14.259 INFO kablam!    | ^^^^^^^^^^^^^
Oct 27 08:42:14.259 INFO kablam! 
Oct 27 08:42:14.259 INFO kablam! warning: struct is never constructed: `Peer`
Oct 27 08:42:14.259 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 27 08:42:14.259 INFO kablam!    |
Oct 27 08:42:14.259 INFO kablam! 43 | struct Peer {
Oct 27 08:42:14.259 INFO kablam!    | ^^^^^^^^^^^
Oct 27 08:42:14.259 INFO kablam! 
Oct 27 08:42:14.699 INFO kablam! warning: unused import: `BufMut`
Oct 27 08:42:14.699 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 27 08:42:14.699 INFO kablam!    |
Oct 27 08:42:14.699 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 27 08:42:14.699 INFO kablam!    |             ^^^^^^
Oct 27 08:42:14.699 INFO kablam!    |
Oct 27 08:42:14.699 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 27 08:42:14.699 INFO kablam! 
Oct 27 08:42:14.699 INFO kablam! warning: unused imports: `Either`, `self`
Oct 27 08:42:14.699 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 27 08:42:14.699 INFO kablam!    |
Oct 27 08:42:14.699 INFO kablam! 19 | use futures::future::{self, Either};
Oct 27 08:42:14.699 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 27 08:42:14.699 INFO kablam! 
Oct 27 08:42:14.699 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 27 08:42:14.699 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 27 08:42:14.699 INFO kablam!    |
Oct 27 08:42:14.699 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 27 08:42:14.699 INFO kablam!    |                 ^^^  ^^^^^
Oct 27 08:42:14.699 INFO kablam! 
Oct 27 08:42:14.703 INFO kablam! warning: unused import: `tokio::io`
Oct 27 08:42:14.703 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 27 08:42:14.703 INFO kablam!    |
Oct 27 08:42:14.704 INFO kablam! 24 | use tokio::io;
Oct 27 08:42:14.704 INFO kablam!    |     ^^^^^^^^^
Oct 27 08:42:14.704 INFO kablam! 
Oct 27 08:42:14.711 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 27 08:42:14.711 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 27 08:42:14.712 INFO kablam!    |
Oct 27 08:42:14.712 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 27 08:42:14.712 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 27 08:42:14.712 INFO kablam! 
Oct 27 08:42:14.712 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 27 08:42:14.712 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 27 08:42:14.713 INFO kablam!    |
Oct 27 08:42:14.713 INFO kablam! 26 | use tokio::prelude::*;
Oct 27 08:42:14.713 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.713 INFO kablam! 
Oct 27 08:42:14.885 INFO kablam! warning: type alias is never used: `Tx`
Oct 27 08:42:14.885 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 27 08:42:14.885 INFO kablam!    |
Oct 27 08:42:14.885 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 27 08:42:14.886 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.891 INFO kablam!    |
Oct 27 08:42:14.891 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 08:42:14.892 INFO kablam! 
Oct 27 08:42:14.892 INFO kablam! warning: type alias is never used: `Rx`
Oct 27 08:42:14.892 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 27 08:42:14.892 INFO kablam!    |
Oct 27 08:42:14.892 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 27 08:42:14.893 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 08:42:14.893 INFO kablam! 
Oct 27 08:42:14.893 INFO kablam! warning: struct is never constructed: `Shared`
Oct 27 08:42:14.893 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 27 08:42:14.893 INFO kablam!    |
Oct 27 08:42:14.893 INFO kablam! 38 | struct Shared {
Oct 27 08:42:14.894 INFO kablam!    | ^^^^^^^^^^^^^
Oct 27 08:42:14.894 INFO kablam! 
Oct 27 08:42:14.894 INFO kablam! warning: struct is never constructed: `Peer`
Oct 27 08:42:14.894 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 27 08:42:14.894 INFO kablam!    |
Oct 27 08:42:14.894 INFO kablam! 43 | struct Peer {
Oct 27 08:42:14.895 INFO kablam!    | ^^^^^^^^^^^
Oct 27 08:42:14.895 INFO kablam! 
Oct 27 08:42:19.327 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 27 08:42:19.327 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 27 08:42:19.327 INFO kablam!   |
Oct 27 08:42:19.327 INFO kablam! 3 | use bytes::Bytes;
Oct 27 08:42:19.327 INFO kablam!   |     ^^^^^^^^^^^^
Oct 27 08:42:19.327 INFO kablam!   |
Oct 27 08:42:19.327 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 08:42:19.327 INFO kablam! 
Oct 27 08:42:22.811 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.91s
Oct 27 08:42:22.832 INFO kablam! su: No module specific data is present
Oct 27 08:42:23.231 INFO running `"docker" "rm" "-f" "4d3cc13afe69d32dcdc3994f21b5dd63b0195743a08ca68aaeace21ade6fc721"`
Oct 27 08:42:23.387 INFO blam! 4d3cc13afe69d32dcdc3994f21b5dd63b0195743a08ca68aaeace21ade6fc721