Nov 03 19:16:41.020 INFO checking zerovolts/rust-chat against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 03 19:16:41.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 19:16:41.612 INFO blam! 48bc0f19e90216da346f1254e4dec9b6f85b5e0d845864e0827aecce337eb9b2
Nov 03 19:16:41.615 INFO running `"docker" "start" "-a" "48bc0f19e90216da346f1254e4dec9b6f85b5e0d845864e0827aecce337eb9b2"`
Nov 03 19:16:43.026 INFO kablam! usermod: no changes
Nov 03 19:16:43.091 INFO kablam!     Checking rust-chat v0.1.0 (/source)
Nov 03 19:16:43.259 INFO kablam! warning: unused import: `Write`
Nov 03 19:16:43.259 INFO kablam!  --> src/server.rs:3:21
Nov 03 19:16:43.259 INFO kablam!   |
Nov 03 19:16:43.259 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:43.259 INFO kablam!   |                     ^^^^^
Nov 03 19:16:43.259 INFO kablam!   |
Nov 03 19:16:43.259 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:16:43.259 INFO kablam! 
Nov 03 19:16:43.259 INFO kablam! warning: unused import: `TcpListener`
Nov 03 19:16:43.259 INFO kablam!  --> src/client.rs:1:16
Nov 03 19:16:43.259 INFO kablam!   |
Nov 03 19:16:43.259 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 03 19:16:43.259 INFO kablam!   |                ^^^^^^^^^^^
Nov 03 19:16:43.259 INFO kablam! 
Nov 03 19:16:43.259 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 03 19:16:43.259 INFO kablam!  --> src/client.rs:2:17
Nov 03 19:16:43.259 INFO kablam!   |
Nov 03 19:16:43.259 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 03 19:16:43.259 INFO kablam!   |                 ^^^  ^^^^^
Nov 03 19:16:43.259 INFO kablam! 
Nov 03 19:16:43.259 INFO kablam! warning: unused import: `Read`
Nov 03 19:16:43.259 INFO kablam!  --> src/client.rs:3:15
Nov 03 19:16:43.259 INFO kablam!   |
Nov 03 19:16:43.259 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:43.259 INFO kablam!   |               ^^^^
Nov 03 19:16:43.259 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! warning: unused import: `Write`
Nov 03 19:16:43.277 INFO kablam!  --> src/server.rs:3:21
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:43.277 INFO kablam!   |                     ^^^^^
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! warning: unused import: `TcpListener`
Nov 03 19:16:43.277 INFO kablam!  --> src/client.rs:1:16
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 1 | use std::net::{TcpListener, TcpStream};
Nov 03 19:16:43.277 INFO kablam!   |                ^^^^^^^^^^^
Nov 03 19:16:43.277 INFO kablam! warning: unused imports: `thread`, `time`
Nov 03 19:16:43.277 INFO kablam!  --> src/client.rs:4:11
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 4 | use std::{thread, time};
Nov 03 19:16:43.277 INFO kablam!   |           ^^^^^^  ^^^^
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! warning: unused imports: `Arc`, `Mutex`
Nov 03 19:16:43.277 INFO kablam!  --> src/client.rs:2:17
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 2 | use std::sync::{Arc, Mutex};
Nov 03 19:16:43.277 INFO kablam!   |                 ^^^  ^^^^^
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! warning: unused import: `Read`
Nov 03 19:16:43.277 INFO kablam!  --> src/client.rs:3:15
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 3 | use std::io::{Read, Write};
Nov 03 19:16:43.277 INFO kablam!   |               ^^^^
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.277 INFO kablam! warning: unused imports: `thread`, `time`
Nov 03 19:16:43.277 INFO kablam!  --> src/client.rs:4:11
Nov 03 19:16:43.277 INFO kablam!   |
Nov 03 19:16:43.277 INFO kablam! 4 | use std::{thread, time};
Nov 03 19:16:43.277 INFO kablam!   |           ^^^^^^  ^^^^
Nov 03 19:16:43.277 INFO kablam! 
Nov 03 19:16:43.375 INFO kablam! warning: unused variable: `e`
Nov 03 19:16:43.375 INFO kablam!   --> src/server.rs:32:21
Nov 03 19:16:43.375 INFO kablam!    |
Nov 03 19:16:43.375 INFO kablam! 32 |                 Err(e) => ()
Nov 03 19:16:43.379 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 03 19:16:43.379 INFO kablam! warning: unused variable: `e`
Nov 03 19:16:43.379 INFO kablam!   --> src/server.rs:32:21
Nov 03 19:16:43.379 INFO kablam!    |
Nov 03 19:16:43.379 INFO kablam! 32 |                 Err(e) => ()
Nov 03 19:16:43.379 INFO kablam!    |                     ^ help: consider using `_e` instead
Nov 03 19:16:43.379 INFO kablam!    |
Nov 03 19:16:43.379 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:16:43.379 INFO kablam! 
Nov 03 19:16:43.395 INFO kablam!    |
Nov 03 19:16:43.395 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 19:16:43.395 INFO kablam! 
Nov 03 19:16:43.407 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:16:43.407 INFO kablam!   --> src/server.rs:37:22
Nov 03 19:16:43.407 INFO kablam!    |
Nov 03 19:16:43.407 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 03 19:16:43.407 INFO kablam!    |                      ----^^^^^^
Nov 03 19:16:43.407 INFO kablam!    |                      |
Nov 03 19:16:43.407 INFO kablam!    |                      help: remove this `mut`
Nov 03 19:16:43.407 INFO kablam!    |
Nov 03 19:16:43.407 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 19:16:43.407 INFO kablam! 
Nov 03 19:16:43.407 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:43.407 INFO kablam!  --> src/server.rs:6:5
Nov 03 19:16:43.407 INFO kablam!   |
Nov 03 19:16:43.407 INFO kablam! 6 |     address: String,
Nov 03 19:16:43.407 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:43.407 INFO kablam!   |
Nov 03 19:16:43.407 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:16:43.407 INFO kablam! 
Nov 03 19:16:43.407 INFO kablam! warning: field is never used: `messages`
Nov 03 19:16:43.407 INFO kablam!  --> src/server.rs:9:5
Nov 03 19:16:43.407 INFO kablam!   |
Nov 03 19:16:43.407 INFO kablam! 9 |     messages: Vec<String>
Nov 03 19:16:43.407 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.407 INFO kablam! 
Nov 03 19:16:43.407 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:43.407 INFO kablam!  --> src/client.rs:7:5
Nov 03 19:16:43.407 INFO kablam!   |
Nov 03 19:16:43.407 INFO kablam! 7 |     address: String,
Nov 03 19:16:43.407 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:43.407 INFO kablam! 
Nov 03 19:16:43.407 INFO kablam! warning: variable does not need to be mutable
Nov 03 19:16:43.407 INFO kablam!   --> src/server.rs:37:22
Nov 03 19:16:43.407 INFO kablam!    |
Nov 03 19:16:43.407 INFO kablam! 37 |     fn handle_client(mut stream: Arc<Mutex<TcpStream>>) {
Nov 03 19:16:43.407 INFO kablam!    |                      ----^^^^^^
Nov 03 19:16:43.407 INFO kablam!    |                      |
Nov 03 19:16:43.407 INFO kablam!    |                      help: remove this `mut`
Nov 03 19:16:43.407 INFO kablam!    |
Nov 03 19:16:43.407 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 19:16:43.407 INFO kablam! 
Nov 03 19:16:43.419 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:43.419 INFO kablam!  --> src/server.rs:6:5
Nov 03 19:16:43.419 INFO kablam!   |
Nov 03 19:16:43.419 INFO kablam! 6 |     address: String,
Nov 03 19:16:43.419 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:43.419 INFO kablam!   |
Nov 03 19:16:43.419 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:16:43.419 INFO kablam! 
Nov 03 19:16:43.419 INFO kablam! warning: field is never used: `messages`
Nov 03 19:16:43.419 INFO kablam!  --> src/server.rs:9:5
Nov 03 19:16:43.419 INFO kablam!   |
Nov 03 19:16:43.419 INFO kablam! 9 |     messages: Vec<String>
Nov 03 19:16:43.419 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.419 INFO kablam! 
Nov 03 19:16:43.419 INFO kablam! warning: field is never used: `address`
Nov 03 19:16:43.419 INFO kablam!  --> src/client.rs:7:5
Nov 03 19:16:43.419 INFO kablam!   |
Nov 03 19:16:43.419 INFO kablam! 7 |     address: String,
Nov 03 19:16:43.419 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 03 19:16:43.419 INFO kablam! 
Nov 03 19:16:43.427 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:43.427 INFO kablam!   --> src/server.rs:39:9
Nov 03 19:16:43.427 INFO kablam!    |
Nov 03 19:16:43.427 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 03 19:16:43.427 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.427 INFO kablam!    |
Nov 03 19:16:43.427 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 19:16:43.427 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:43.427 INFO kablam! 
Nov 03 19:16:43.427 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:43.427 INFO kablam!   --> src/client.rs:25:9
Nov 03 19:16:43.427 INFO kablam!    |
Nov 03 19:16:43.427 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 03 19:16:43.427 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.427 INFO kablam!    |
Nov 03 19:16:43.427 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:43.427 INFO kablam! 
Nov 03 19:16:43.431 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:43.431 INFO kablam!   --> src/server.rs:39:9
Nov 03 19:16:43.431 INFO kablam!    |
Nov 03 19:16:43.431 INFO kablam! 39 |         stream.lock().unwrap().read_to_string(&mut buffer);
Nov 03 19:16:43.431 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.431 INFO kablam!    |
Nov 03 19:16:43.431 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 19:16:43.431 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:43.431 INFO kablam! 
Nov 03 19:16:43.431 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 19:16:43.431 INFO kablam!   --> src/client.rs:25:9
Nov 03 19:16:43.431 INFO kablam!    |
Nov 03 19:16:43.431 INFO kablam! 25 |         self.stream.write(String::from(message).as_bytes());
Nov 03 19:16:43.431 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:16:43.431 INFO kablam!    |
Nov 03 19:16:43.431 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 19:16:43.431 INFO kablam! 
Nov 03 19:16:43.467 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Nov 03 19:16:43.467 INFO kablam! su: No module specific data is present
Nov 03 19:16:44.507 INFO running `"docker" "rm" "-f" "48bc0f19e90216da346f1254e4dec9b6f85b5e0d845864e0827aecce337eb9b2"`
Nov 03 19:16:44.852 INFO blam! 48bc0f19e90216da346f1254e4dec9b6f85b5e0d845864e0827aecce337eb9b2