Sep 01 02:08:58.453 INFO checking way-cooler-ipc-0.0.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 02:08:58.453 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 02:08:58.453 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 02:08:58.610 INFO blam! 725556e0acdb4ceb34a9027f17ae114803189e56598034c38947126b9a751252
Sep 01 02:08:58.612 INFO running `"docker" "start" "-a" "725556e0acdb4ceb34a9027f17ae114803189e56598034c38947126b9a751252"`
Sep 01 02:08:59.275 INFO kablam!     Checking unix_socket v0.5.0
Sep 01 02:08:59.765 INFO kablam!     Checking way-cooler-ipc v0.0.0 (file:///source)
Sep 01 02:09:00.131 INFO kablam! warning: unused import: `ToJson`
Sep 01 02:09:00.131 INFO kablam!  --> src/message.rs:5:35
Sep 01 02:09:00.131 INFO kablam!   |
Sep 01 02:09:00.131 INFO kablam! 5 | use rustc_serialize::json::{Json, ToJson};
Sep 01 02:09:00.131 INFO kablam!   |                                   ^^^^^^
Sep 01 02:09:00.131 INFO kablam!   |
Sep 01 02:09:00.131 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 02:09:00.131 INFO kablam! 
Sep 01 02:09:00.132 INFO kablam! warning: unused imports: `Read`, `Write`
Sep 01 02:09:00.132 INFO kablam!  --> src/command.rs:5:15
Sep 01 02:09:00.132 INFO kablam!   |
Sep 01 02:09:00.132 INFO kablam! 5 | use std::io::{Read, Write};
Sep 01 02:09:00.132 INFO kablam!   |               ^^^^  ^^^^^
Sep 01 02:09:00.132 INFO kablam! 
Sep 01 02:09:00.132 INFO kablam! warning: unused import: `std::io::Error as IOError`
Sep 01 02:09:00.132 INFO kablam!  --> src/command.rs:7:5
Sep 01 02:09:00.132 INFO kablam!   |
Sep 01 02:09:00.132 INFO kablam! 7 | use std::io::Error as IOError;
Sep 01 02:09:00.132 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.132 INFO kablam! 
Sep 01 02:09:00.142 INFO kablam! warning: unused import: `ToJson`
Sep 01 02:09:00.142 INFO kablam!  --> src/message.rs:5:35
Sep 01 02:09:00.142 INFO kablam!   |
Sep 01 02:09:00.142 INFO kablam! 5 | use rustc_serialize::json::{Json, ToJson};
Sep 01 02:09:00.142 INFO kablam!   |                                   ^^^^^^
Sep 01 02:09:00.142 INFO kablam!   |
Sep 01 02:09:00.142 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 02:09:00.142 INFO kablam! 
Sep 01 02:09:00.143 INFO kablam! warning: unused imports: `Read`, `Write`
Sep 01 02:09:00.143 INFO kablam!  --> src/command.rs:5:15
Sep 01 02:09:00.143 INFO kablam!   |
Sep 01 02:09:00.143 INFO kablam! 5 | use std::io::{Read, Write};
Sep 01 02:09:00.143 INFO kablam!   |               ^^^^  ^^^^^
Sep 01 02:09:00.143 INFO kablam! 
Sep 01 02:09:00.143 INFO kablam! warning: unused import: `std::io::Error as IOError`
Sep 01 02:09:00.143 INFO kablam!  --> src/command.rs:7:5
Sep 01 02:09:00.143 INFO kablam!   |
Sep 01 02:09:00.143 INFO kablam! 7 | use std::io::Error as IOError;
Sep 01 02:09:00.143 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.143 INFO kablam! 
Sep 01 02:09:00.306 INFO kablam! warning: unused variable: `command`
Sep 01 02:09:00.306 INFO kablam!   --> src/command.rs:22:17
Sep 01 02:09:00.306 INFO kablam!    |
Sep 01 02:09:00.306 INFO kablam! 22 |     pub fn send(command: Command) -> CommandResult {
Sep 01 02:09:00.307 INFO kablam!    |                 ^^^^^^^ help: consider using `_command` instead
Sep 01 02:09:00.307 INFO kablam!    |
Sep 01 02:09:00.307 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:00.307 INFO kablam! 
Sep 01 02:09:00.320 INFO kablam! warning: unused variable: `command`
Sep 01 02:09:00.320 INFO kablam!   --> src/command.rs:22:17
Sep 01 02:09:00.320 INFO kablam!    |
Sep 01 02:09:00.320 INFO kablam! 22 |     pub fn send(command: Command) -> CommandResult {
Sep 01 02:09:00.320 INFO kablam!    |                 ^^^^^^^ help: consider using `_command` instead
Sep 01 02:09:00.320 INFO kablam!    |
Sep 01 02:09:00.320 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 02:09:00.320 INFO kablam! 
Sep 01 02:09:00.333 INFO kablam! warning: enum is never used: `SendError`
Sep 01 02:09:00.333 INFO kablam!   --> src/client.rs:14:1
Sep 01 02:09:00.333 INFO kablam!    |
Sep 01 02:09:00.333 INFO kablam! 14 | pub enum SendError {
Sep 01 02:09:00.333 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.333 INFO kablam!    |
Sep 01 02:09:00.333 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 02:09:00.333 INFO kablam! 
Sep 01 02:09:00.333 INFO kablam! warning: enum is never used: `ReceiveError`
Sep 01 02:09:00.333 INFO kablam!   --> src/client.rs:22:1
Sep 01 02:09:00.333 INFO kablam!    |
Sep 01 02:09:00.333 INFO kablam! 22 | pub enum ReceiveError {
Sep 01 02:09:00.333 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.333 INFO kablam! 
Sep 01 02:09:00.333 INFO kablam! warning: field is never used: `stream`
Sep 01 02:09:00.333 INFO kablam!   --> src/client.rs:32:5
Sep 01 02:09:00.333 INFO kablam!    |
Sep 01 02:09:00.333 INFO kablam! 32 |     stream: UnixStream,
Sep 01 02:09:00.333 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.333 INFO kablam! 
Sep 01 02:09:00.333 INFO kablam! warning: function is never used: `u32_to_bytes`
Sep 01 02:09:00.333 INFO kablam!   --> src/client.rs:37:1
Sep 01 02:09:00.333 INFO kablam!    |
Sep 01 02:09:00.333 INFO kablam! 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Sep 01 02:09:00.333 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.334 INFO kablam! 
Sep 01 02:09:00.335 INFO kablam! warning: function is never used: `u32_from_bytes`
Sep 01 02:09:00.335 INFO kablam!   --> src/client.rs:43:1
Sep 01 02:09:00.335 INFO kablam!    |
Sep 01 02:09:00.335 INFO kablam! 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Sep 01 02:09:00.335 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.335 INFO kablam! 
Sep 01 02:09:00.335 INFO kablam! warning: method is never used: `stream`
Sep 01 02:09:00.335 INFO kablam!   --> src/client.rs:54:5
Sep 01 02:09:00.335 INFO kablam!    |
Sep 01 02:09:00.335 INFO kablam! 54 |     pub fn stream(&self) -> &UnixStream {
Sep 01 02:09:00.335 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.335 INFO kablam! 
Sep 01 02:09:00.335 INFO kablam! warning: method is never used: `stream_mut`
Sep 01 02:09:00.335 INFO kablam!   --> src/client.rs:59:5
Sep 01 02:09:00.335 INFO kablam!    |
Sep 01 02:09:00.335 INFO kablam! 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Sep 01 02:09:00.335 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.335 INFO kablam! 
Sep 01 02:09:00.335 INFO kablam! warning: method is never used: `into_stream`
Sep 01 02:09:00.335 INFO kablam!   --> src/client.rs:64:5
Sep 01 02:09:00.335 INFO kablam!    |
Sep 01 02:09:00.335 INFO kablam! 64 |     pub fn into_stream(self) -> UnixStream {
Sep 01 02:09:00.336 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.336 INFO kablam! 
Sep 01 02:09:00.336 INFO kablam! warning: method is never used: `read_message`
Sep 01 02:09:00.336 INFO kablam!   --> src/client.rs:69:5
Sep 01 02:09:00.336 INFO kablam!    |
Sep 01 02:09:00.336 INFO kablam! 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Sep 01 02:09:00.336 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.336 INFO kablam! 
Sep 01 02:09:00.336 INFO kablam! warning: method is never used: `send_message`
Sep 01 02:09:00.336 INFO kablam!   --> src/client.rs:78:5
Sep 01 02:09:00.336 INFO kablam!    |
Sep 01 02:09:00.336 INFO kablam! 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Sep 01 02:09:00.336 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.336 INFO kablam! 
Sep 01 02:09:00.347 INFO kablam! warning: enum is never used: `SendError`
Sep 01 02:09:00.347 INFO kablam!   --> src/client.rs:14:1
Sep 01 02:09:00.347 INFO kablam!    |
Sep 01 02:09:00.347 INFO kablam! 14 | pub enum SendError {
Sep 01 02:09:00.347 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.347 INFO kablam!    |
Sep 01 02:09:00.348 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 02:09:00.348 INFO kablam! 
Sep 01 02:09:00.348 INFO kablam! warning: enum is never used: `ReceiveError`
Sep 01 02:09:00.348 INFO kablam!   --> src/client.rs:22:1
Sep 01 02:09:00.348 INFO kablam!    |
Sep 01 02:09:00.348 INFO kablam! 22 | pub enum ReceiveError {
Sep 01 02:09:00.348 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.348 INFO kablam! 
Sep 01 02:09:00.348 INFO kablam! warning: field is never used: `stream`
Sep 01 02:09:00.348 INFO kablam!   --> src/client.rs:32:5
Sep 01 02:09:00.348 INFO kablam!    |
Sep 01 02:09:00.348 INFO kablam! 32 |     stream: UnixStream,
Sep 01 02:09:00.348 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.348 INFO kablam! 
Sep 01 02:09:00.348 INFO kablam! warning: function is never used: `u32_to_bytes`
Sep 01 02:09:00.348 INFO kablam!   --> src/client.rs:37:1
Sep 01 02:09:00.348 INFO kablam!    |
Sep 01 02:09:00.348 INFO kablam! 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Sep 01 02:09:00.348 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.348 INFO kablam! 
Sep 01 02:09:00.348 INFO kablam! warning: function is never used: `u32_from_bytes`
Sep 01 02:09:00.348 INFO kablam!   --> src/client.rs:43:1
Sep 01 02:09:00.348 INFO kablam!    |
Sep 01 02:09:00.348 INFO kablam! 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Sep 01 02:09:00.348 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.348 INFO kablam! 
Sep 01 02:09:00.349 INFO kablam! warning: method is never used: `stream`
Sep 01 02:09:00.349 INFO kablam!   --> src/client.rs:54:5
Sep 01 02:09:00.349 INFO kablam!    |
Sep 01 02:09:00.349 INFO kablam! 54 |     pub fn stream(&self) -> &UnixStream {
Sep 01 02:09:00.349 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.349 INFO kablam! 
Sep 01 02:09:00.349 INFO kablam! warning: method is never used: `stream_mut`
Sep 01 02:09:00.349 INFO kablam!   --> src/client.rs:59:5
Sep 01 02:09:00.349 INFO kablam!    |
Sep 01 02:09:00.349 INFO kablam! 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Sep 01 02:09:00.349 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.349 INFO kablam! 
Sep 01 02:09:00.349 INFO kablam! warning: method is never used: `into_stream`
Sep 01 02:09:00.349 INFO kablam!   --> src/client.rs:64:5
Sep 01 02:09:00.349 INFO kablam!    |
Sep 01 02:09:00.349 INFO kablam! 64 |     pub fn into_stream(self) -> UnixStream {
Sep 01 02:09:00.349 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.349 INFO kablam! 
Sep 01 02:09:00.349 INFO kablam! warning: method is never used: `read_message`
Sep 01 02:09:00.349 INFO kablam!   --> src/client.rs:69:5
Sep 01 02:09:00.349 INFO kablam!    |
Sep 01 02:09:00.349 INFO kablam! 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Sep 01 02:09:00.349 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.349 INFO kablam! 
Sep 01 02:09:00.349 INFO kablam! warning: method is never used: `send_message`
Sep 01 02:09:00.349 INFO kablam!   --> src/client.rs:78:5
Sep 01 02:09:00.349 INFO kablam!    |
Sep 01 02:09:00.349 INFO kablam! 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Sep 01 02:09:00.349 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:09:00.349 INFO kablam! 
Sep 01 02:09:00.369 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Sep 01 02:09:00.372 INFO kablam! su: No module specific data is present
Sep 01 02:09:00.795 INFO running `"docker" "rm" "-f" "725556e0acdb4ceb34a9027f17ae114803189e56598034c38947126b9a751252"`
Sep 01 02:09:00.926 INFO blam! 725556e0acdb4ceb34a9027f17ae114803189e56598034c38947126b9a751252