Oct 21 19:55:30.297 INFO checking akkaha/hello-rust against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 19:55:30.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 19:55:30.682 INFO blam! cdebdb5e8e273f3bec824da1bd36205ed634736746bba2d61b4378ed87e6f652
Oct 21 19:55:30.683 INFO running `"docker" "start" "-a" "cdebdb5e8e273f3bec824da1bd36205ed634736746bba2d61b4378ed87e6f652"`
Oct 21 19:55:32.448 INFO kablam! usermod: no changes
Oct 21 19:55:32.566 INFO kablam!     Checking hello-rust v0.1.0 (/source)
Oct 21 19:55:38.697 INFO kablam! warning: unused import: `BufMut`
Oct 21 19:55:38.697 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 21 19:55:38.697 INFO kablam!    |
Oct 21 19:55:38.698 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 21 19:55:38.698 INFO kablam!    |             ^^^^^^
Oct 21 19:55:38.698 INFO kablam!    |
Oct 21 19:55:38.699 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 21 19:55:38.699 INFO kablam! 
Oct 21 19:55:38.699 INFO kablam! warning: unused imports: `Either`, `self`
Oct 21 19:55:38.700 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 21 19:55:38.700 INFO kablam!    |
Oct 21 19:55:38.700 INFO kablam! 19 | use futures::future::{self, Either};
Oct 21 19:55:38.700 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 21 19:55:38.701 INFO kablam! 
Oct 21 19:55:38.701 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 21 19:55:38.701 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 21 19:55:38.701 INFO kablam!    |
Oct 21 19:55:38.702 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 21 19:55:38.702 INFO kablam!    |                 ^^^  ^^^^^
Oct 21 19:55:38.702 INFO kablam! 
Oct 21 19:55:38.702 INFO kablam! warning: unused import: `tokio::io`
Oct 21 19:55:38.703 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 21 19:55:38.703 INFO kablam!    |
Oct 21 19:55:38.703 INFO kablam! 24 | use tokio::io;
Oct 21 19:55:38.703 INFO kablam!    |     ^^^^^^^^^
Oct 21 19:55:38.704 INFO kablam! 
Oct 21 19:55:38.704 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 21 19:55:38.704 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 21 19:55:38.704 INFO kablam!    |
Oct 21 19:55:38.705 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 21 19:55:38.705 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 21 19:55:38.705 INFO kablam! 
Oct 21 19:55:38.706 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 21 19:55:38.706 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 21 19:55:38.706 INFO kablam!    |
Oct 21 19:55:38.706 INFO kablam! 26 | use tokio::prelude::*;
Oct 21 19:55:38.707 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 21 19:55:38.707 INFO kablam! 
Oct 21 19:55:38.781 INFO kablam! warning: type alias is never used: `Tx`
Oct 21 19:55:38.781 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 21 19:55:38.781 INFO kablam!    |
Oct 21 19:55:38.782 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 21 19:55:38.782 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:55:38.799 INFO kablam!    |
Oct 21 19:55:38.799 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 19:55:38.799 INFO kablam! 
Oct 21 19:55:38.799 INFO kablam! warning: type alias is never used: `Rx`
Oct 21 19:55:38.800 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 21 19:55:38.800 INFO kablam!    |
Oct 21 19:55:38.800 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 21 19:55:38.801 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:55:38.801 INFO kablam! 
Oct 21 19:55:38.801 INFO kablam! warning: struct is never constructed: `Shared`
Oct 21 19:55:38.802 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 21 19:55:38.802 INFO kablam!    |
Oct 21 19:55:38.802 INFO kablam! 38 | struct Shared {
Oct 21 19:55:38.802 INFO kablam!    | ^^^^^^^^^^^^^
Oct 21 19:55:38.803 INFO kablam! 
Oct 21 19:55:38.803 INFO kablam! warning: struct is never constructed: `Peer`
Oct 21 19:55:38.803 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 21 19:55:38.803 INFO kablam!    |
Oct 21 19:55:38.804 INFO kablam! 43 | struct Peer {
Oct 21 19:55:38.804 INFO kablam!    | ^^^^^^^^^^^
Oct 21 19:55:38.804 INFO kablam! 
Oct 21 19:55:41.876 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 21 19:55:41.876 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 21 19:55:41.876 INFO kablam!   |
Oct 21 19:55:41.876 INFO kablam! 3 | use bytes::Bytes;
Oct 21 19:55:41.876 INFO kablam!   |     ^^^^^^^^^^^^
Oct 21 19:55:41.876 INFO kablam!   |
Oct 21 19:55:41.876 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 19:55:41.876 INFO kablam! 
Oct 21 19:55:44.664 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 21 19:55:44.664 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 21 19:55:44.664 INFO kablam!   |
Oct 21 19:55:44.664 INFO kablam! 3 | use bytes::Bytes;
Oct 21 19:55:44.664 INFO kablam!   |     ^^^^^^^^^^^^
Oct 21 19:55:44.664 INFO kablam!   |
Oct 21 19:55:44.664 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 19:55:44.664 INFO kablam! 
Oct 21 19:55:45.668 INFO kablam! warning: unused import: `BufMut`
Oct 21 19:55:45.668 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 21 19:55:45.668 INFO kablam!    |
Oct 21 19:55:45.668 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 21 19:55:45.668 INFO kablam!    |             ^^^^^^
Oct 21 19:55:45.672 INFO kablam!    |
Oct 21 19:55:45.672 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 21 19:55:45.672 INFO kablam! 
Oct 21 19:55:45.672 INFO kablam! warning: unused imports: `Either`, `self`
Oct 21 19:55:45.672 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 21 19:55:45.672 INFO kablam!    |
Oct 21 19:55:45.672 INFO kablam! 19 | use futures::future::{self, Either};
Oct 21 19:55:45.672 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 21 19:55:45.672 INFO kablam! 
Oct 21 19:55:45.672 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 21 19:55:45.672 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 21 19:55:45.672 INFO kablam!    |
Oct 21 19:55:45.672 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 21 19:55:45.672 INFO kablam!    |                 ^^^  ^^^^^
Oct 21 19:55:45.672 INFO kablam! 
Oct 21 19:55:45.672 INFO kablam! warning: unused import: `tokio::io`
Oct 21 19:55:45.672 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 21 19:55:45.672 INFO kablam!    |
Oct 21 19:55:45.672 INFO kablam! 24 | use tokio::io;
Oct 21 19:55:45.672 INFO kablam!    |     ^^^^^^^^^
Oct 21 19:55:45.672 INFO kablam! 
Oct 21 19:55:45.672 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 21 19:55:45.673 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 21 19:55:45.673 INFO kablam!    |
Oct 21 19:55:45.673 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 21 19:55:45.673 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 21 19:55:45.673 INFO kablam! 
Oct 21 19:55:45.673 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 21 19:55:45.673 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 21 19:55:45.673 INFO kablam!    |
Oct 21 19:55:45.673 INFO kablam! 26 | use tokio::prelude::*;
Oct 21 19:55:45.673 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 21 19:55:45.673 INFO kablam! 
Oct 21 19:55:45.704 INFO kablam! warning: type alias is never used: `Tx`
Oct 21 19:55:45.704 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 21 19:55:45.704 INFO kablam!    |
Oct 21 19:55:45.704 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 21 19:55:45.704 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:55:45.704 INFO kablam!    |
Oct 21 19:55:45.704 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 19:55:45.704 INFO kablam! 
Oct 21 19:55:45.704 INFO kablam! warning: type alias is never used: `Rx`
Oct 21 19:55:45.704 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 21 19:55:45.704 INFO kablam!    |
Oct 21 19:55:45.704 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 21 19:55:45.704 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:55:45.704 INFO kablam! 
Oct 21 19:55:45.704 INFO kablam! warning: struct is never constructed: `Shared`
Oct 21 19:55:45.704 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 21 19:55:45.704 INFO kablam!    |
Oct 21 19:55:45.704 INFO kablam! 38 | struct Shared {
Oct 21 19:55:45.704 INFO kablam!    | ^^^^^^^^^^^^^
Oct 21 19:55:45.704 INFO kablam! 
Oct 21 19:55:45.704 INFO kablam! warning: struct is never constructed: `Peer`
Oct 21 19:55:45.704 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 21 19:55:45.704 INFO kablam!    |
Oct 21 19:55:45.704 INFO kablam! 43 | struct Peer {
Oct 21 19:55:45.704 INFO kablam!    | ^^^^^^^^^^^
Oct 21 19:55:45.704 INFO kablam! 
Oct 21 19:55:46.412 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.96s
Oct 21 19:55:46.422 INFO kablam! su: No module specific data is present
Oct 21 19:55:46.812 INFO running `"docker" "rm" "-f" "cdebdb5e8e273f3bec824da1bd36205ed634736746bba2d61b4378ed87e6f652"`
Oct 21 19:55:47.040 INFO blam! cdebdb5e8e273f3bec824da1bd36205ed634736746bba2d61b4378ed87e6f652