Nov 03 19:16:38.517 INFO checking zerovolts/rust-chat against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 19:16:38.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 03 19:16:38.967 INFO blam! da4687213af75e4b6e1539797dc61308dc37e41e3e06e3a6b3a372ef4e12f561
Nov 03 19:16:38.975 INFO running `"docker" "start" "-a" "da4687213af75e4b6e1539797dc61308dc37e41e3e06e3a6b3a372ef4e12f561"`
Nov 03 19:16:40.623 INFO kablam! usermod: no changes
Nov 03 19:16:40.687 INFO kablam!     Checking rust-chat v0.1.0 (/source)
Nov 03 19:16:40.883 INFO kablam! warning: unused import: `Write`
Nov 03 19:16:40.883 INFO kablam!  --> src/server.rs:3:21
Nov 03 19:16:40.883 INFO kablam!   |
Nov 03 19:16:40.883 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:40.883 INFO kablam!   |                     ^^^^^
Nov 03 19:16:40.883 INFO kablam!   |
Nov 03 19:16:40.883 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:16:40.883 INFO kablam! 
Nov 03 19:16:40.883 INFO kablam! warning: unused import: `TcpListener`
Nov 03 19:16:40.883 INFO kablam!  --> src/client.rs:1:16
Nov 03 19:16:40.883 INFO kablam!   |
Nov 03 19:16:40.883 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 03 19:16:40.883 INFO kablam!   |                ^^^^^^^^^^^
Nov 03 19:16:40.883 INFO kablam! 
Nov 03 19:16:40.883 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 03 19:16:40.883 INFO kablam!  --> src/client.rs:2:17
Nov 03 19:16:40.884 INFO kablam!   |
Nov 03 19:16:40.884 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 03 19:16:40.884 INFO kablam!   |                 ^^^  ^^^^^
Nov 03 19:16:40.884 INFO kablam! 
Nov 03 19:16:40.884 INFO kablam! warning: unused import: `Read`
Nov 03 19:16:40.884 INFO kablam!  --> src/client.rs:3:15
Nov 03 19:16:40.884 INFO kablam!   |
Nov 03 19:16:40.884 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:40.884 INFO kablam!   |               ^^^^
Nov 03 19:16:40.884 INFO kablam! 
Nov 03 19:16:40.884 INFO kablam! warning: unused imports: `thread`, `time`
Nov 03 19:16:40.884 INFO kablam!  --> src/client.rs:4:11
Nov 03 19:16:40.884 INFO kablam!   |
Nov 03 19:16:40.884 INFO kablam! 4 | use std::{thread, time};
Nov 03 19:16:40.884 INFO kablam!   |           ^^^^^^  ^^^^
Nov 03 19:16:40.884 INFO kablam! 
Nov 03 19:16:40.947 INFO kablam! warning: unused import: `Write`
Nov 03 19:16:40.947 INFO kablam!  --> src/server.rs:3:21
Nov 03 19:16:40.947 INFO kablam!   |
Nov 03 19:16:40.947 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:40.951 INFO kablam!   |                     ^^^^^
Nov 03 19:16:40.951 INFO kablam!   |
Nov 03 19:16:40.951 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:16:40.951 INFO kablam! 
Nov 03 19:16:40.951 INFO kablam! warning: unused import: `TcpListener`
Nov 03 19:16:40.951 INFO kablam!  --> src/client.rs:1:16
Nov 03 19:16:40.951 INFO kablam!   |
Nov 03 19:16:40.951 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 03 19:16:40.951 INFO kablam!   |                ^^^^^^^^^^^
Nov 03 19:16:40.951 INFO kablam! 
Nov 03 19:16:40.951 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 03 19:16:40.951 INFO kablam!  --> src/client.rs:2:17
Nov 03 19:16:40.951 INFO kablam!   |
Nov 03 19:16:40.951 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 03 19:16:40.951 INFO kablam!   |                 ^^^  ^^^^^
Nov 03 19:16:40.951 INFO kablam! 
Nov 03 19:16:40.951 INFO kablam! warning: unused import: `Read`
Nov 03 19:16:40.951 INFO kablam!  --> src/client.rs:3:15
Nov 03 19:16:40.951 INFO kablam!   |
Nov 03 19:16:40.951 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:40.951 INFO kablam!   |               ^^^^
Nov 03 19:16:40.951 INFO kablam! 
Nov 03 19:16:40.951 INFO kablam! warning: unused imports: `thread`, `time`
Nov 03 19:16:40.951 INFO kablam!  --> src/client.rs:4:11
Nov 03 19:16:40.951 INFO kablam!   |
Nov 03 19:16:40.951 INFO kablam! 4 | use std::{thread, time};
Nov 03 19:16:40.951 INFO kablam!   |           ^^^^^^  ^^^^
Nov 03 19:16:40.951 INFO kablam! 
Nov 03 19:16:40.951 INFO kablam! warning: unused variable: `e`
Nov 03 19:16:40.951 INFO kablam!   --> src/server.rs:32:21
Nov 03 19:16:40.952 INFO kablam!    |
Nov 03 19:16:40.952 INFO kablam! 32 |                 Err(e) => ()
Nov 03 19:16:40.952 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 03 19:16:40.952 INFO kablam!    |
Nov 03 19:16:40.952 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:16:40.952 INFO kablam! 
Nov 03 19:16:40.982 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:16:40.982 INFO kablam!   --> src/server.rs:37:22
Nov 03 19:16:40.983 INFO kablam!    |
Nov 03 19:16:40.983 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 03 19:16:40.983 INFO kablam!    |                      ----^^^^^^
Nov 03 19:16:40.983 INFO kablam!    |                      |
Nov 03 19:16:40.983 INFO kablam!    |                      help: remove this `mut`
Nov 03 19:16:40.983 INFO kablam!    |
Nov 03 19:16:40.983 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 19:16:40.983 INFO kablam! 
Nov 03 19:16:40.983 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:40.983 INFO kablam!  --> src/server.rs:6:5
Nov 03 19:16:40.983 INFO kablam!   |
Nov 03 19:16:40.983 INFO kablam! 6 |     address: String,
Nov 03 19:16:40.983 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:40.984 INFO kablam!   |
Nov 03 19:16:40.984 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:16:40.984 INFO kablam! 
Nov 03 19:16:40.984 INFO kablam! warning: field is never used: `messages`
Nov 03 19:16:40.984 INFO kablam!  --> src/server.rs:9:5
Nov 03 19:16:40.984 INFO kablam!   |
Nov 03 19:16:40.984 INFO kablam! 9 |     messages: Vec<String>
Nov 03 19:16:40.984 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:40.984 INFO kablam! 
Nov 03 19:16:40.984 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:40.984 INFO kablam!  --> src/client.rs:7:5
Nov 03 19:16:40.984 INFO kablam!   |
Nov 03 19:16:40.984 INFO kablam! 7 |     address: String,
Nov 03 19:16:40.984 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:40.984 INFO kablam! 
Nov 03 19:16:41.005 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:41.005 INFO kablam!   --> src/server.rs:39:9
Nov 03 19:16:41.006 INFO kablam!    |
Nov 03 19:16:41.006 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 03 19:16:41.006 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:41.006 INFO kablam!    |
Nov 03 19:16:41.006 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 19:16:41.006 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:41.006 INFO kablam! 
Nov 03 19:16:41.006 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:41.006 INFO kablam!   --> src/client.rs:25:9
Nov 03 19:16:41.006 INFO kablam!    |
Nov 03 19:16:41.006 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 03 19:16:41.006 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:41.006 INFO kablam!    |
Nov 03 19:16:41.006 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:41.006 INFO kablam! 
Nov 03 19:16:41.094 INFO kablam! warning: unused variable: `e`
Nov 03 19:16:41.094 INFO kablam!   --> src/server.rs:32:21
Nov 03 19:16:41.094 INFO kablam!    |
Nov 03 19:16:41.094 INFO kablam! 32 |                 Err(e) => ()
Nov 03 19:16:41.094 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 03 19:16:41.094 INFO kablam!    |
Nov 03 19:16:41.094 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:16:41.094 INFO kablam! 
Nov 03 19:16:41.119 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:16:41.119 INFO kablam!   --> src/server.rs:37:22
Nov 03 19:16:41.119 INFO kablam!    |
Nov 03 19:16:41.119 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 03 19:16:41.119 INFO kablam!    |                      ----^^^^^^
Nov 03 19:16:41.119 INFO kablam!    |                      |
Nov 03 19:16:41.119 INFO kablam!    |                      help: remove this `mut`
Nov 03 19:16:41.119 INFO kablam!    |
Nov 03 19:16:41.119 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 19:16:41.119 INFO kablam! 
Nov 03 19:16:41.120 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:41.120 INFO kablam!  --> src/server.rs:6:5
Nov 03 19:16:41.120 INFO kablam!   |
Nov 03 19:16:41.120 INFO kablam! 6 |     address: String,
Nov 03 19:16:41.120 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:41.120 INFO kablam!   |
Nov 03 19:16:41.120 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:16:41.120 INFO kablam! 
Nov 03 19:16:41.120 INFO kablam! warning: field is never used: `messages`
Nov 03 19:16:41.120 INFO kablam!  --> src/server.rs:9:5
Nov 03 19:16:41.120 INFO kablam!   |
Nov 03 19:16:41.120 INFO kablam! 9 |     messages: Vec<String>
Nov 03 19:16:41.120 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:41.120 INFO kablam! 
Nov 03 19:16:41.120 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:41.120 INFO kablam!  --> src/client.rs:7:5
Nov 03 19:16:41.120 INFO kablam!   |
Nov 03 19:16:41.120 INFO kablam! 7 |     address: String,
Nov 03 19:16:41.120 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:41.120 INFO kablam! 
Nov 03 19:16:41.135 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:41.135 INFO kablam!   --> src/server.rs:39:9
Nov 03 19:16:41.135 INFO kablam!    |
Nov 03 19:16:41.135 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 03 19:16:41.135 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:41.135 INFO kablam!    |
Nov 03 19:16:41.135 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 19:16:41.135 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:41.136 INFO kablam! 
Nov 03 19:16:41.136 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:41.136 INFO kablam!   --> src/client.rs:25:9
Nov 03 19:16:41.136 INFO kablam!    |
Nov 03 19:16:41.136 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 03 19:16:41.136 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:41.136 INFO kablam!    |
Nov 03 19:16:41.136 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:41.136 INFO kablam! 
Nov 03 19:16:41.171 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Nov 03 19:16:41.181 INFO kablam! su: No module specific data is present
Nov 03 19:16:41.795 INFO running `"docker" "rm" "-f" "da4687213af75e4b6e1539797dc61308dc37e41e3e06e3a6b3a372ef4e12f561"`
Nov 03 19:16:42.093 INFO blam! da4687213af75e4b6e1539797dc61308dc37e41e3e06e3a6b3a372ef4e12f561