Nov 01 14:01:45.587 INFO checking way-cooler-ipc-0.0.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 14:01:45.589 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 14:01:46.011 INFO blam! 0a9ac0ba0b9612b37d8ef7642b976a6c5fe1fae231c443207927b722d5231866
Nov 01 14:01:46.014 INFO running `"docker" "start" "-a" "0a9ac0ba0b9612b37d8ef7642b976a6c5fe1fae231c443207927b722d5231866"`
Nov 01 14:01:47.024 INFO kablam! usermod: no changes
Nov 01 14:01:47.066 INFO kablam!     Checking way-cooler-ipc v0.0.0 (/source)
Nov 01 14:01:47.656 INFO kablam! warning: unused import: `ToJson`
Nov 01 14:01:47.656 INFO kablam!  --> src/message.rs:5:35
Nov 01 14:01:47.656 INFO kablam!   |
Nov 01 14:01:47.656 INFO kablam! 5 | use rustc_serialize::json::{Json, ToJson};
Nov 01 14:01:47.656 INFO kablam!   |                                   ^^^^^^
Nov 01 14:01:47.656 INFO kablam!   |
Nov 01 14:01:47.656 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 14:01:47.656 INFO kablam! 
Nov 01 14:01:47.656 INFO kablam! warning: unused imports: `Read`, `Write`
Nov 01 14:01:47.656 INFO kablam!  --> src/command.rs:5:15
Nov 01 14:01:47.656 INFO kablam!   |
Nov 01 14:01:47.657 INFO kablam! 5 | use std::io::{Read, Write};
Nov 01 14:01:47.657 INFO kablam!   |               ^^^^  ^^^^^
Nov 01 14:01:47.657 INFO kablam! 
Nov 01 14:01:47.657 INFO kablam! warning: unused import: `std::io::Error as IOError`
Nov 01 14:01:47.657 INFO kablam!  --> src/command.rs:7:5
Nov 01 14:01:47.657 INFO kablam!   |
Nov 01 14:01:47.657 INFO kablam! 7 | use std::io::Error as IOError;
Nov 01 14:01:47.657 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.657 INFO kablam! 
Nov 01 14:01:47.696 INFO kablam! warning: unused import: `ToJson`
Nov 01 14:01:47.696 INFO kablam!  --> src/message.rs:5:35
Nov 01 14:01:47.696 INFO kablam!   |
Nov 01 14:01:47.696 INFO kablam! 5 | use rustc_serialize::json::{Json, ToJson};
Nov 01 14:01:47.696 INFO kablam!   |                                   ^^^^^^
Nov 01 14:01:47.696 INFO kablam!   |
Nov 01 14:01:47.696 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 14:01:47.696 INFO kablam! 
Nov 01 14:01:47.696 INFO kablam! warning: unused imports: `Read`, `Write`
Nov 01 14:01:47.696 INFO kablam!  --> src/command.rs:5:15
Nov 01 14:01:47.696 INFO kablam!   |
Nov 01 14:01:47.696 INFO kablam! 5 | use std::io::{Read, Write};
Nov 01 14:01:47.696 INFO kablam!   |               ^^^^  ^^^^^
Nov 01 14:01:47.696 INFO kablam! 
Nov 01 14:01:47.696 INFO kablam! warning: unused import: `std::io::Error as IOError`
Nov 01 14:01:47.696 INFO kablam!  --> src/command.rs:7:5
Nov 01 14:01:47.697 INFO kablam!   |
Nov 01 14:01:47.697 INFO kablam! 7 | use std::io::Error as IOError;
Nov 01 14:01:47.697 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.697 INFO kablam! 
Nov 01 14:01:47.748 INFO kablam! warning: unused variable: `command`
Nov 01 14:01:47.748 INFO kablam!   --> src/command.rs:22:17
Nov 01 14:01:47.748 INFO kablam!    |
Nov 01 14:01:47.748 INFO kablam! 22 |     pub fn send(command: Command) -> CommandResult {
Nov 01 14:01:47.748 INFO kablam!    |                 ^^^^^^^ help: consider using `_command` instead
Nov 01 14:01:47.748 INFO kablam!    |
Nov 01 14:01:47.749 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 14:01:47.749 INFO kablam! 
Nov 01 14:01:47.762 INFO kablam! warning: enum is never used: `SendError`
Nov 01 14:01:47.762 INFO kablam!   --> src/client.rs:14:1
Nov 01 14:01:47.762 INFO kablam!    |
Nov 01 14:01:47.762 INFO kablam! 14 | pub enum SendError {
Nov 01 14:01:47.762 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.762 INFO kablam!    |
Nov 01 14:01:47.762 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 14:01:47.762 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: enum is never used: `ReceiveError`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:22:1
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 22 | pub enum ReceiveError {
Nov 01 14:01:47.764 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: field is never used: `stream`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:32:5
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 32 |     stream: UnixStream,
Nov 01 14:01:47.764 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: function is never used: `u32_to_bytes`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:37:1
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Nov 01 14:01:47.764 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: function is never used: `u32_from_bytes`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:43:1
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Nov 01 14:01:47.764 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: method is never used: `stream`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:54:5
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 54 |     pub fn stream(&self) -> &UnixStream {
Nov 01 14:01:47.764 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: method is never used: `stream_mut`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:59:5
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Nov 01 14:01:47.764 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: method is never used: `into_stream`
Nov 01 14:01:47.764 INFO kablam!   --> src/client.rs:64:5
Nov 01 14:01:47.764 INFO kablam!    |
Nov 01 14:01:47.764 INFO kablam! 64 |     pub fn into_stream(self) -> UnixStream {
Nov 01 14:01:47.764 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.764 INFO kablam! 
Nov 01 14:01:47.764 INFO kablam! warning: method is never used: `read_message`
Nov 01 14:01:47.765 INFO kablam!   --> src/client.rs:69:5
Nov 01 14:01:47.765 INFO kablam!    |
Nov 01 14:01:47.765 INFO kablam! 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Nov 01 14:01:47.765 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.765 INFO kablam! 
Nov 01 14:01:47.765 INFO kablam! warning: method is never used: `send_message`
Nov 01 14:01:47.765 INFO kablam!   --> src/client.rs:78:5
Nov 01 14:01:47.765 INFO kablam!    |
Nov 01 14:01:47.765 INFO kablam! 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Nov 01 14:01:47.765 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.765 INFO kablam! 
Nov 01 14:01:47.796 INFO kablam! warning: unused variable: `command`
Nov 01 14:01:47.796 INFO kablam!   --> src/command.rs:22:17
Nov 01 14:01:47.796 INFO kablam!    |
Nov 01 14:01:47.796 INFO kablam! 22 |     pub fn send(command: Command) -> CommandResult {
Nov 01 14:01:47.796 INFO kablam!    |                 ^^^^^^^ help: consider using `_command` instead
Nov 01 14:01:47.796 INFO kablam!    |
Nov 01 14:01:47.796 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 14:01:47.796 INFO kablam! 
Nov 01 14:01:47.803 INFO kablam! warning: enum is never used: `SendError`
Nov 01 14:01:47.803 INFO kablam!   --> src/client.rs:14:1
Nov 01 14:01:47.803 INFO kablam!    |
Nov 01 14:01:47.803 INFO kablam! 14 | pub enum SendError {
Nov 01 14:01:47.803 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.803 INFO kablam!    |
Nov 01 14:01:47.803 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 14:01:47.803 INFO kablam! 
Nov 01 14:01:47.803 INFO kablam! warning: enum is never used: `ReceiveError`
Nov 01 14:01:47.803 INFO kablam!   --> src/client.rs:22:1
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 22 | pub enum ReceiveError {
Nov 01 14:01:47.804 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: field is never used: `stream`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:32:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 32 |     stream: UnixStream,
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: function is never used: `u32_to_bytes`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:37:1
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Nov 01 14:01:47.804 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: function is never used: `u32_from_bytes`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:43:1
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Nov 01 14:01:47.804 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: method is never used: `stream`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:54:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 54 |     pub fn stream(&self) -> &UnixStream {
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: method is never used: `stream_mut`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:59:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: method is never used: `into_stream`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:64:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 64 |     pub fn into_stream(self) -> UnixStream {
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: method is never used: `read_message`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:69:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.804 INFO kablam! warning: method is never used: `send_message`
Nov 01 14:01:47.804 INFO kablam!   --> src/client.rs:78:5
Nov 01 14:01:47.804 INFO kablam!    |
Nov 01 14:01:47.804 INFO kablam! 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Nov 01 14:01:47.804 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:01:47.804 INFO kablam! 
Nov 01 14:01:47.822 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 01 14:01:47.826 INFO kablam! su: No module specific data is present
Nov 01 14:01:48.126 INFO running `"docker" "rm" "-f" "0a9ac0ba0b9612b37d8ef7642b976a6c5fe1fae231c443207927b722d5231866"`
Nov 01 14:01:48.201 INFO blam! 0a9ac0ba0b9612b37d8ef7642b976a6c5fe1fae231c443207927b722d5231866