Oct 13 01:33:19.611 INFO checking akkaha/hello-rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 01:33:19.612 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 13 01:33:19.896 INFO blam! 51d937e743c43bbf68b4b01b0a742e401d255bb9749893e4acc6fc4342a04e70
Oct 13 01:33:19.900 INFO running `"docker" "start" "-a" "51d937e743c43bbf68b4b01b0a742e401d255bb9749893e4acc6fc4342a04e70"`
Oct 13 01:33:20.612 INFO kablam! usermod: no changes
Oct 13 01:33:20.781 INFO kablam!     Checking tokio-io v0.1.6
Oct 13 01:33:20.781 INFO kablam!     Checking tokio-threadpool v0.1.2
Oct 13 01:33:23.153 INFO kablam!     Checking tokio-reactor v0.1.1
Oct 13 01:33:24.878 INFO kablam!     Checking tokio-tcp v0.1.0
Oct 13 01:33:24.880 INFO kablam!     Checking tokio-udp v0.1.0
Oct 13 01:33:26.789 INFO kablam!     Checking tokio v0.1.5
Oct 13 01:33:28.568 INFO kablam!     Checking hello-rust v0.1.0 (/source)
Oct 13 01:33:33.028 INFO kablam! warning: unused import: `BufMut`
Oct 13 01:33:33.028 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 13 01:33:33.028 INFO kablam!    |
Oct 13 01:33:33.028 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 13 01:33:33.028 INFO kablam!    |             ^^^^^^
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 01:33:33.036 INFO kablam! 
Oct 13 01:33:33.036 INFO kablam! warning: unused imports: `Either`, `self`
Oct 13 01:33:33.036 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam! 19 | use futures::future::{self, Either};
Oct 13 01:33:33.036 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 13 01:33:33.036 INFO kablam! 
Oct 13 01:33:33.036 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 13 01:33:33.036 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 13 01:33:33.036 INFO kablam!    |                 ^^^  ^^^^^
Oct 13 01:33:33.036 INFO kablam! 
Oct 13 01:33:33.036 INFO kablam! warning: unused import: `tokio::io`
Oct 13 01:33:33.036 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam! 24 | use tokio::io;
Oct 13 01:33:33.036 INFO kablam!    |     ^^^^^^^^^
Oct 13 01:33:33.036 INFO kablam! 
Oct 13 01:33:33.036 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 13 01:33:33.036 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 13 01:33:33.036 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 13 01:33:33.036 INFO kablam! 
Oct 13 01:33:33.036 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 13 01:33:33.036 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 13 01:33:33.036 INFO kablam!    |
Oct 13 01:33:33.036 INFO kablam! 26 | use tokio::prelude::*;
Oct 13 01:33:33.037 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 13 01:33:33.037 INFO kablam! 
Oct 13 01:33:33.148 INFO kablam! warning: type alias is never used: `Tx`
Oct 13 01:33:33.148 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 13 01:33:33.148 INFO kablam!    |
Oct 13 01:33:33.148 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 13 01:33:33.148 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:33.160 INFO kablam!    |
Oct 13 01:33:33.160 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:33:33.160 INFO kablam! 
Oct 13 01:33:33.160 INFO kablam! warning: type alias is never used: `Rx`
Oct 13 01:33:33.160 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 13 01:33:33.160 INFO kablam!    |
Oct 13 01:33:33.160 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 13 01:33:33.160 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:33.160 INFO kablam! 
Oct 13 01:33:33.160 INFO kablam! warning: struct is never constructed: `Shared`
Oct 13 01:33:33.160 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 13 01:33:33.160 INFO kablam!    |
Oct 13 01:33:33.160 INFO kablam! 38 | struct Shared {
Oct 13 01:33:33.160 INFO kablam!    | ^^^^^^^^^^^^^
Oct 13 01:33:33.160 INFO kablam! 
Oct 13 01:33:33.160 INFO kablam! warning: struct is never constructed: `Peer`
Oct 13 01:33:33.160 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 13 01:33:33.160 INFO kablam!    |
Oct 13 01:33:33.160 INFO kablam! 43 | struct Peer {
Oct 13 01:33:33.160 INFO kablam!    | ^^^^^^^^^^^
Oct 13 01:33:33.160 INFO kablam! 
Oct 13 01:33:38.092 INFO kablam! warning: unused import: `BufMut`
Oct 13 01:33:38.092 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 13 01:33:38.092 INFO kablam!    |
Oct 13 01:33:38.092 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 13 01:33:38.092 INFO kablam!    |             ^^^^^^
Oct 13 01:33:38.092 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.093 INFO kablam! warning: unused imports: `Either`, `self`
Oct 13 01:33:38.093 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 13 01:33:38.093 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam! 19 | use futures::future::{self, Either};
Oct 13 01:33:38.093 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.093 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 13 01:33:38.093 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 13 01:33:38.093 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 13 01:33:38.093 INFO kablam!    |                 ^^^  ^^^^^
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.093 INFO kablam! warning: unused import: `tokio::io`
Oct 13 01:33:38.093 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 13 01:33:38.093 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam! 24 | use tokio::io;
Oct 13 01:33:38.093 INFO kablam!    |     ^^^^^^^^^
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.093 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 13 01:33:38.093 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 13 01:33:38.093 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 13 01:33:38.093 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.093 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 13 01:33:38.093 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 13 01:33:38.093 INFO kablam!    |
Oct 13 01:33:38.093 INFO kablam! 26 | use tokio::prelude::*;
Oct 13 01:33:38.093 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 13 01:33:38.093 INFO kablam! 
Oct 13 01:33:38.197 INFO kablam! warning: type alias is never used: `Tx`
Oct 13 01:33:38.198 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 13 01:33:38.198 INFO kablam!    |
Oct 13 01:33:38.198 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 13 01:33:38.198 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:38.213 INFO kablam!    |
Oct 13 01:33:38.213 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:33:38.213 INFO kablam! 
Oct 13 01:33:38.213 INFO kablam! warning: type alias is never used: `Rx`
Oct 13 01:33:38.214 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 13 01:33:38.214 INFO kablam!    |
Oct 13 01:33:38.214 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 13 01:33:38.214 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:38.215 INFO kablam! 
Oct 13 01:33:38.215 INFO kablam! warning: struct is never constructed: `Shared`
Oct 13 01:33:38.215 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 13 01:33:38.215 INFO kablam!    |
Oct 13 01:33:38.216 INFO kablam! 38 | struct Shared {
Oct 13 01:33:38.216 INFO kablam!    | ^^^^^^^^^^^^^
Oct 13 01:33:38.216 INFO kablam! 
Oct 13 01:33:38.216 INFO kablam! warning: struct is never constructed: `Peer`
Oct 13 01:33:38.217 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 13 01:33:38.217 INFO kablam!    |
Oct 13 01:33:38.217 INFO kablam! 43 | struct Peer {
Oct 13 01:33:38.217 INFO kablam!    | ^^^^^^^^^^^
Oct 13 01:33:38.218 INFO kablam! 
Oct 13 01:33:40.014 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 13 01:33:40.014 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 13 01:33:40.014 INFO kablam!   |
Oct 13 01:33:40.014 INFO kablam! 3 | use bytes::Bytes;
Oct 13 01:33:40.014 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 01:33:40.014 INFO kablam!   |
Oct 13 01:33:40.015 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:33:40.015 INFO kablam! 
Oct 13 01:33:40.580 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 13 01:33:40.580 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 13 01:33:40.580 INFO kablam!   |
Oct 13 01:33:40.580 INFO kablam! 3 | use bytes::Bytes;
Oct 13 01:33:40.580 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 01:33:40.608 INFO kablam!   |
Oct 13 01:33:40.609 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:33:40.609 INFO kablam! 
Oct 13 01:33:42.691 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 22.05s
Oct 13 01:33:42.708 INFO kablam! su: No module specific data is present
Oct 13 01:33:43.756 INFO running `"docker" "rm" "-f" "51d937e743c43bbf68b4b01b0a742e401d255bb9749893e4acc6fc4342a04e70"`
Oct 13 01:33:44.078 INFO blam! 51d937e743c43bbf68b4b01b0a742e401d255bb9749893e4acc6fc4342a04e70