Nov 06 10:13:39.985 INFO checking zerovolts/rust-chat against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 10:13:39.985 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 10:13:40.466 INFO blam! 66e02841daa6facd4566137815d918eabce2f594b8e500084b3e570cd78b4f92
Nov 06 10:13:40.473 INFO running `"docker" "start" "-a" "66e02841daa6facd4566137815d918eabce2f594b8e500084b3e570cd78b4f92"`
Nov 06 10:13:41.520 INFO kablam! usermod: no changes
Nov 06 10:13:41.575 INFO kablam!     Checking rust-chat v0.1.0 (/source)
Nov 06 10:13:41.688 INFO kablam! warning: unused import: `Write`
Nov 06 10:13:41.689 INFO kablam!  --> src/server.rs:3:21
Nov 06 10:13:41.689 INFO kablam!   |
Nov 06 10:13:41.689 INFO kablam! 3 | use std::io::{Read, Write};
Nov 06 10:13:41.689 INFO kablam!   |                     ^^^^^
Nov 06 10:13:41.689 INFO kablam!   |
Nov 06 10:13:41.689 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 10:13:41.689 INFO kablam! 
Nov 06 10:13:41.689 INFO kablam! warning: unused import: `TcpListener`
Nov 06 10:13:41.689 INFO kablam!  --> src/client.rs:1:16
Nov 06 10:13:41.689 INFO kablam!   |
Nov 06 10:13:41.689 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 06 10:13:41.689 INFO kablam!   |                ^^^^^^^^^^^
Nov 06 10:13:41.689 INFO kablam! 
Nov 06 10:13:41.689 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 06 10:13:41.689 INFO kablam!  --> src/client.rs:2:17
Nov 06 10:13:41.689 INFO kablam!   |
Nov 06 10:13:41.689 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 06 10:13:41.689 INFO kablam!   |                 ^^^  ^^^^^
Nov 06 10:13:41.689 INFO kablam! 
Nov 06 10:13:41.689 INFO kablam! warning: unused import: `Read`
Nov 06 10:13:41.689 INFO kablam!  --> src/client.rs:3:15
Nov 06 10:13:41.690 INFO kablam!   |
Nov 06 10:13:41.690 INFO kablam! 3 | use std::io::{Read, Write};
Nov 06 10:13:41.690 INFO kablam!   |               ^^^^
Nov 06 10:13:41.690 INFO kablam! 
Nov 06 10:13:41.690 INFO kablam! warning: unused imports: `thread`, `time`
Nov 06 10:13:41.690 INFO kablam!  --> src/client.rs:4:11
Nov 06 10:13:41.690 INFO kablam!   |
Nov 06 10:13:41.690 INFO kablam! 4 | use std::{thread, time};
Nov 06 10:13:41.690 INFO kablam!   |           ^^^^^^  ^^^^
Nov 06 10:13:41.690 INFO kablam! 
Nov 06 10:13:41.748 INFO kablam! warning: unused variable: `e`
Nov 06 10:13:41.748 INFO kablam!   --> src/server.rs:32:21
Nov 06 10:13:41.748 INFO kablam!    |
Nov 06 10:13:41.748 INFO kablam! 32 |                 Err(e) => ()
Nov 06 10:13:41.748 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 06 10:13:41.748 INFO kablam!    |
Nov 06 10:13:41.748 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 10:13:41.748 INFO kablam! 
Nov 06 10:13:41.780 INFO kablam! warning: variable does not need to be mutable
Nov 06 10:13:41.780 INFO kablam!   --> src/server.rs:37:22
Nov 06 10:13:41.780 INFO kablam!    |
Nov 06 10:13:41.780 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 06 10:13:41.781 INFO kablam!    |                      ----^^^^^^
Nov 06 10:13:41.781 INFO kablam!    |                      |
Nov 06 10:13:41.781 INFO kablam!    |                      help: remove this `mut`
Nov 06 10:13:41.781 INFO kablam!    |
Nov 06 10:13:41.781 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 06 10:13:41.781 INFO kablam! 
Nov 06 10:13:41.781 INFO kablam! warning: field is never used: `address`
Nov 06 10:13:41.781 INFO kablam!  --> src/server.rs:6:5
Nov 06 10:13:41.781 INFO kablam!   |
Nov 06 10:13:41.781 INFO kablam! 6 |     address: String,
Nov 06 10:13:41.781 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 06 10:13:41.781 INFO kablam!   |
Nov 06 10:13:41.781 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 06 10:13:41.781 INFO kablam! 
Nov 06 10:13:41.781 INFO kablam! warning: field is never used: `messages`
Nov 06 10:13:41.781 INFO kablam!  --> src/server.rs:9:5
Nov 06 10:13:41.781 INFO kablam!   |
Nov 06 10:13:41.781 INFO kablam! 9 |     messages: Vec<String>
Nov 06 10:13:41.781 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.781 INFO kablam! 
Nov 06 10:13:41.781 INFO kablam! warning: field is never used: `address`
Nov 06 10:13:41.781 INFO kablam!  --> src/client.rs:7:5
Nov 06 10:13:41.781 INFO kablam!   |
Nov 06 10:13:41.781 INFO kablam! 7 |     address: String,
Nov 06 10:13:41.781 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 06 10:13:41.782 INFO kablam! 
Nov 06 10:13:41.796 INFO kablam! warning: unused import: `Write`
Nov 06 10:13:41.797 INFO kablam!  --> src/server.rs:3:21
Nov 06 10:13:41.797 INFO kablam!   |
Nov 06 10:13:41.797 INFO kablam! 3 | use std::io::{Read, Write};
Nov 06 10:13:41.797 INFO kablam!   |                     ^^^^^
Nov 06 10:13:41.797 INFO kablam!   |
Nov 06 10:13:41.797 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 10:13:41.797 INFO kablam! 
Nov 06 10:13:41.797 INFO kablam! warning: unused import: `TcpListener`
Nov 06 10:13:41.797 INFO kablam!  --> src/client.rs:1:16
Nov 06 10:13:41.797 INFO kablam!   |
Nov 06 10:13:41.797 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 06 10:13:41.797 INFO kablam!   |                ^^^^^^^^^^^
Nov 06 10:13:41.797 INFO kablam! 
Nov 06 10:13:41.797 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 06 10:13:41.797 INFO kablam!  --> src/client.rs:2:17
Nov 06 10:13:41.797 INFO kablam!   |
Nov 06 10:13:41.797 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 06 10:13:41.797 INFO kablam!   |                 ^^^  ^^^^^
Nov 06 10:13:41.797 INFO kablam! 
Nov 06 10:13:41.797 INFO kablam! warning: unused import: `Read`
Nov 06 10:13:41.797 INFO kablam!  --> src/client.rs:3:15
Nov 06 10:13:41.798 INFO kablam!   |
Nov 06 10:13:41.798 INFO kablam! 3 | use std::io::{Read, Write};
Nov 06 10:13:41.798 INFO kablam!   |               ^^^^
Nov 06 10:13:41.798 INFO kablam! 
Nov 06 10:13:41.798 INFO kablam! warning: unused imports: `thread`, `time`
Nov 06 10:13:41.798 INFO kablam!  --> src/client.rs:4:11
Nov 06 10:13:41.798 INFO kablam!   |
Nov 06 10:13:41.798 INFO kablam! 4 | use std::{thread, time};
Nov 06 10:13:41.798 INFO kablam!   |           ^^^^^^  ^^^^
Nov 06 10:13:41.798 INFO kablam! 
Nov 06 10:13:41.798 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 10:13:41.798 INFO kablam!   --> src/server.rs:39:9
Nov 06 10:13:41.798 INFO kablam!    |
Nov 06 10:13:41.798 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 06 10:13:41.798 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.798 INFO kablam!    |
Nov 06 10:13:41.798 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 10:13:41.798 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 10:13:41.798 INFO kablam! 
Nov 06 10:13:41.798 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 10:13:41.798 INFO kablam!   --> src/client.rs:25:9
Nov 06 10:13:41.798 INFO kablam!    |
Nov 06 10:13:41.798 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 06 10:13:41.798 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.798 INFO kablam!    |
Nov 06 10:13:41.799 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 10:13:41.799 INFO kablam! 
Nov 06 10:13:41.916 INFO kablam! warning: unused variable: `e`
Nov 06 10:13:41.920 INFO kablam!   --> src/server.rs:32:21
Nov 06 10:13:41.920 INFO kablam!    |
Nov 06 10:13:41.920 INFO kablam! 32 |                 Err(e) => ()
Nov 06 10:13:41.920 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 06 10:13:41.920 INFO kablam!    |
Nov 06 10:13:41.920 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 10:13:41.920 INFO kablam! 
Nov 06 10:13:41.935 INFO kablam! warning: variable does not need to be mutable
Nov 06 10:13:41.936 INFO kablam!   --> src/server.rs:37:22
Nov 06 10:13:41.936 INFO kablam!    |
Nov 06 10:13:41.937 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 06 10:13:41.941 INFO kablam!    |                      ----^^^^^^
Nov 06 10:13:41.941 INFO kablam!    |                      |
Nov 06 10:13:41.941 INFO kablam!    |                      help: remove this `mut`
Nov 06 10:13:41.941 INFO kablam!    |
Nov 06 10:13:41.941 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 06 10:13:41.941 INFO kablam! 
Nov 06 10:13:41.941 INFO kablam! warning: field is never used: `address`
Nov 06 10:13:41.941 INFO kablam!  --> src/server.rs:6:5
Nov 06 10:13:41.941 INFO kablam!   |
Nov 06 10:13:41.941 INFO kablam! 6 |     address: String,
Nov 06 10:13:41.941 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 06 10:13:41.941 INFO kablam!   |
Nov 06 10:13:41.941 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 06 10:13:41.941 INFO kablam! 
Nov 06 10:13:41.941 INFO kablam! warning: field is never used: `messages`
Nov 06 10:13:41.942 INFO kablam!  --> src/server.rs:9:5
Nov 06 10:13:41.942 INFO kablam!   |
Nov 06 10:13:41.942 INFO kablam! 9 |     messages: Vec<String>
Nov 06 10:13:41.942 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.942 INFO kablam! 
Nov 06 10:13:41.942 INFO kablam! warning: field is never used: `address`
Nov 06 10:13:41.942 INFO kablam!  --> src/client.rs:7:5
Nov 06 10:13:41.942 INFO kablam!   |
Nov 06 10:13:41.942 INFO kablam! 7 |     address: String,
Nov 06 10:13:41.942 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 06 10:13:41.942 INFO kablam! 
Nov 06 10:13:41.942 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 10:13:41.942 INFO kablam!   --> src/server.rs:39:9
Nov 06 10:13:41.942 INFO kablam!    |
Nov 06 10:13:41.942 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 06 10:13:41.942 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.946 INFO kablam!    |
Nov 06 10:13:41.946 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 10:13:41.946 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 10:13:41.946 INFO kablam! 
Nov 06 10:13:41.946 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 10:13:41.946 INFO kablam!   --> src/client.rs:25:9
Nov 06 10:13:41.946 INFO kablam!    |
Nov 06 10:13:41.946 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 06 10:13:41.946 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 10:13:41.946 INFO kablam!    |
Nov 06 10:13:41.946 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 10:13:41.947 INFO kablam! 
Nov 06 10:13:41.968 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Nov 06 10:13:41.968 INFO kablam! su: No module specific data is present
Nov 06 10:13:42.577 INFO running `"docker" "rm" "-f" "66e02841daa6facd4566137815d918eabce2f594b8e500084b3e570cd78b4f92"`
Nov 06 10:13:42.821 INFO blam! 66e02841daa6facd4566137815d918eabce2f594b8e500084b3e570cd78b4f92