Oct 13 01:33:19.562 INFO checking akkaha/hello-rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 01:33:19.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 01:33:19.956 INFO blam! a89c9a29b717dec9432e85d55e2c68bd444d9a0ef9e821ad68a3a23725c40a52
Oct 13 01:33:19.977 INFO running `"docker" "start" "-a" "a89c9a29b717dec9432e85d55e2c68bd444d9a0ef9e821ad68a3a23725c40a52"`
Oct 13 01:33:20.960 INFO kablam! usermod: no changes
Oct 13 01:33:21.104 INFO kablam!     Checking hello-rust v0.1.0 (/source)
Oct 13 01:33:25.792 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 13 01:33:25.792 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 13 01:33:25.792 INFO kablam!   |
Oct 13 01:33:25.792 INFO kablam! 3 | use bytes::Bytes;
Oct 13 01:33:25.792 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 01:33:25.792 INFO kablam!   |
Oct 13 01:33:25.792 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:33:25.792 INFO kablam! 
Oct 13 01:33:29.090 INFO kablam! warning: unused import: `BufMut`
Oct 13 01:33:29.090 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 13 01:33:29.090 INFO kablam!    |
Oct 13 01:33:29.091 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 13 01:33:29.091 INFO kablam!    |             ^^^^^^
Oct 13 01:33:29.091 INFO kablam!    |
Oct 13 01:33:29.091 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 01:33:29.092 INFO kablam! 
Oct 13 01:33:29.092 INFO kablam! warning: unused imports: `Either`, `self`
Oct 13 01:33:29.092 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 13 01:33:29.092 INFO kablam!    |
Oct 13 01:33:29.093 INFO kablam! 19 | use futures::future::{self, Either};
Oct 13 01:33:29.093 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 13 01:33:29.093 INFO kablam! 
Oct 13 01:33:29.093 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 13 01:33:29.094 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 13 01:33:29.094 INFO kablam!    |
Oct 13 01:33:29.094 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 13 01:33:29.094 INFO kablam!    |                 ^^^  ^^^^^
Oct 13 01:33:29.094 INFO kablam! 
Oct 13 01:33:29.095 INFO kablam! warning: unused import: `tokio::io`
Oct 13 01:33:29.095 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 13 01:33:29.095 INFO kablam!    |
Oct 13 01:33:29.095 INFO kablam! 24 | use tokio::io;
Oct 13 01:33:29.096 INFO kablam!    |     ^^^^^^^^^
Oct 13 01:33:29.100 INFO kablam! 
Oct 13 01:33:29.100 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 13 01:33:29.100 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 13 01:33:29.101 INFO kablam!    |
Oct 13 01:33:29.101 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 13 01:33:29.101 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 13 01:33:29.101 INFO kablam! 
Oct 13 01:33:29.101 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 13 01:33:29.102 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 13 01:33:29.102 INFO kablam!    |
Oct 13 01:33:29.102 INFO kablam! 26 | use tokio::prelude::*;
Oct 13 01:33:29.102 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 13 01:33:29.103 INFO kablam! 
Oct 13 01:33:29.264 INFO kablam! warning: type alias is never used: `Tx`
Oct 13 01:33:29.264 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 13 01:33:29.264 INFO kablam!    |
Oct 13 01:33:29.264 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 13 01:33:29.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:29.264 INFO kablam!    |
Oct 13 01:33:29.264 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:33:29.264 INFO kablam! 
Oct 13 01:33:29.264 INFO kablam! warning: type alias is never used: `Rx`
Oct 13 01:33:29.264 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 13 01:33:29.264 INFO kablam!    |
Oct 13 01:33:29.264 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 13 01:33:29.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:29.264 INFO kablam! 
Oct 13 01:33:29.264 INFO kablam! warning: struct is never constructed: `Shared`
Oct 13 01:33:29.264 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 13 01:33:29.264 INFO kablam!    |
Oct 13 01:33:29.264 INFO kablam! 38 | struct Shared {
Oct 13 01:33:29.264 INFO kablam!    | ^^^^^^^^^^^^^
Oct 13 01:33:29.264 INFO kablam! 
Oct 13 01:33:29.264 INFO kablam! warning: struct is never constructed: `Peer`
Oct 13 01:33:29.264 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 13 01:33:29.264 INFO kablam!    |
Oct 13 01:33:29.264 INFO kablam! 43 | struct Peer {
Oct 13 01:33:29.264 INFO kablam!    | ^^^^^^^^^^^
Oct 13 01:33:29.264 INFO kablam! 
Oct 13 01:33:31.992 INFO kablam! warning: unused import: `BufMut`
Oct 13 01:33:31.992 INFO kablam!   --> src/bin/tokio-chat.rs:18:13
Oct 13 01:33:31.992 INFO kablam!    |
Oct 13 01:33:31.992 INFO kablam! 18 | use bytes::{BufMut, Bytes, BytesMut};
Oct 13 01:33:31.992 INFO kablam!    |             ^^^^^^
Oct 13 01:33:31.992 INFO kablam!    |
Oct 13 01:33:31.992 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 01:33:31.992 INFO kablam! 
Oct 13 01:33:31.992 INFO kablam! warning: unused imports: `Either`, `self`
Oct 13 01:33:31.992 INFO kablam!   --> src/bin/tokio-chat.rs:19:23
Oct 13 01:33:31.992 INFO kablam!    |
Oct 13 01:33:31.992 INFO kablam! 19 | use futures::future::{self, Either};
Oct 13 01:33:31.992 INFO kablam!    |                       ^^^^  ^^^^^^
Oct 13 01:33:31.993 INFO kablam! 
Oct 13 01:33:31.993 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Oct 13 01:33:31.993 INFO kablam!   --> src/bin/tokio-chat.rs:23:17
Oct 13 01:33:31.993 INFO kablam!    |
Oct 13 01:33:31.993 INFO kablam! 23 | use std::sync::{Arc, Mutex};
Oct 13 01:33:31.993 INFO kablam!    |                 ^^^  ^^^^^
Oct 13 01:33:31.993 INFO kablam! 
Oct 13 01:33:31.993 INFO kablam! warning: unused import: `tokio::io`
Oct 13 01:33:31.993 INFO kablam!   --> src/bin/tokio-chat.rs:24:5
Oct 13 01:33:31.993 INFO kablam!    |
Oct 13 01:33:31.993 INFO kablam! 24 | use tokio::io;
Oct 13 01:33:31.993 INFO kablam!    |     ^^^^^^^^^
Oct 13 01:33:31.993 INFO kablam! 
Oct 13 01:33:32.016 INFO kablam! warning: unused imports: `TcpListener`, `TcpStream`
Oct 13 01:33:32.016 INFO kablam!   --> src/bin/tokio-chat.rs:25:18
Oct 13 01:33:32.016 INFO kablam!    |
Oct 13 01:33:32.016 INFO kablam! 25 | use tokio::net::{TcpListener, TcpStream};
Oct 13 01:33:32.016 INFO kablam!    |                  ^^^^^^^^^^^  ^^^^^^^^^
Oct 13 01:33:32.016 INFO kablam! 
Oct 13 01:33:32.016 INFO kablam! warning: unused import: `tokio::prelude::*`
Oct 13 01:33:32.016 INFO kablam!   --> src/bin/tokio-chat.rs:26:5
Oct 13 01:33:32.016 INFO kablam!    |
Oct 13 01:33:32.016 INFO kablam! 26 | use tokio::prelude::*;
Oct 13 01:33:32.016 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 13 01:33:32.016 INFO kablam! 
Oct 13 01:33:32.304 INFO kablam! warning: type alias is never used: `Tx`
Oct 13 01:33:32.304 INFO kablam!   --> src/bin/tokio-chat.rs:29:1
Oct 13 01:33:32.304 INFO kablam!    |
Oct 13 01:33:32.304 INFO kablam! 29 | type Tx = mpsc::UnboundedSender<Bytes>;
Oct 13 01:33:32.304 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:32.304 INFO kablam!    |
Oct 13 01:33:32.304 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:33:32.304 INFO kablam! 
Oct 13 01:33:32.304 INFO kablam! warning: type alias is never used: `Rx`
Oct 13 01:33:32.304 INFO kablam!   --> src/bin/tokio-chat.rs:31:1
Oct 13 01:33:32.304 INFO kablam!    |
Oct 13 01:33:32.304 INFO kablam! 31 | type Rx = mpsc::UnboundedReceiver<Bytes>;
Oct 13 01:33:32.304 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:33:32.304 INFO kablam! 
Oct 13 01:33:32.304 INFO kablam! warning: struct is never constructed: `Shared`
Oct 13 01:33:32.304 INFO kablam!   --> src/bin/tokio-chat.rs:38:1
Oct 13 01:33:32.304 INFO kablam!    |
Oct 13 01:33:32.304 INFO kablam! 38 | struct Shared {
Oct 13 01:33:32.304 INFO kablam!    | ^^^^^^^^^^^^^
Oct 13 01:33:32.305 INFO kablam! 
Oct 13 01:33:32.305 INFO kablam! warning: struct is never constructed: `Peer`
Oct 13 01:33:32.305 INFO kablam!   --> src/bin/tokio-chat.rs:43:1
Oct 13 01:33:32.305 INFO kablam!    |
Oct 13 01:33:32.305 INFO kablam! 43 | struct Peer {
Oct 13 01:33:32.305 INFO kablam!    | ^^^^^^^^^^^
Oct 13 01:33:32.305 INFO kablam! 
Oct 13 01:33:33.588 INFO kablam! warning: unused import: `bytes::Bytes`
Oct 13 01:33:33.589 INFO kablam!  --> src/bin/bytes-hello.rs:3:5
Oct 13 01:33:33.590 INFO kablam!   |
Oct 13 01:33:33.591 INFO kablam! 3 | use bytes::Bytes;
Oct 13 01:33:33.591 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 01:33:33.592 INFO kablam!   |
Oct 13 01:33:33.593 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:33:33.593 INFO kablam! 
Oct 13 01:33:37.652 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.64s
Oct 13 01:33:37.662 INFO kablam! su: No module specific data is present
Oct 13 01:33:38.313 INFO running `"docker" "rm" "-f" "a89c9a29b717dec9432e85d55e2c68bd444d9a0ef9e821ad68a3a23725c40a52"`
Oct 13 01:33:38.700 INFO blam! a89c9a29b717dec9432e85d55e2c68bd444d9a0ef9e821ad68a3a23725c40a52