Oct 12 17:41:44.062 INFO checking mattyw/rust-udp-play against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:41:44.062 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:41:44.518 INFO blam! f8c2a1fcdaedfbd5f3c7cc1077c85c8f882e223b0b3829349e222768ed8385eb
Oct 12 17:41:44.528 INFO running `"docker" "start" "-a" "f8c2a1fcdaedfbd5f3c7cc1077c85c8f882e223b0b3829349e222768ed8385eb"`
Oct 12 17:41:45.797 INFO kablam! usermod: no changes
Oct 12 17:41:45.868 INFO kablam!     Checking hello v0.1.0 (/source)
Oct 12 17:41:46.252 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Oct 12 17:41:46.252 INFO kablam!  --> src/main.rs:3:23
Oct 12 17:41:46.252 INFO kablam!   |
Oct 12 17:41:46.252 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Oct 12 17:41:46.252 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Oct 12 17:41:46.252 INFO kablam!   |
Oct 12 17:41:46.252 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:41:46.252 INFO kablam! 
Oct 12 17:41:46.252 INFO kablam! warning: unused import: `std::sync::mpsc`
Oct 12 17:41:46.252 INFO kablam!  --> src/main.rs:4:5
Oct 12 17:41:46.252 INFO kablam!   |
Oct 12 17:41:46.252 INFO kablam! 4 | use std::sync::mpsc;
Oct 12 17:41:46.252 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:41:46.252 INFO kablam! 
Oct 12 17:41:46.342 INFO kablam! warning: unused variable: `i`
Oct 12 17:41:46.342 INFO kablam!   --> src/main.rs:38:9
Oct 12 17:41:46.342 INFO kablam!    |
Oct 12 17:41:46.342 INFO kablam! 38 |     for i in 0..50 {
Oct 12 17:41:46.342 INFO kablam!    |         ^ help: consider using `_i` instead
Oct 12 17:41:46.342 INFO kablam!    |
Oct 12 17:41:46.342 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:41:46.342 INFO kablam! 
Oct 12 17:41:46.342 INFO kablam! warning: unused variable: `listen_on`
Oct 12 17:41:46.342 INFO kablam!   --> src/main.rs:37:52
Oct 12 17:41:46.342 INFO kablam!    |
Oct 12 17:41:46.342 INFO kablam! 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Oct 12 17:41:46.342 INFO kablam!    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Oct 12 17:41:46.342 INFO kablam! 
Oct 12 17:41:46.356 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:41:46.357 INFO kablam!  --> src/main.rs:8:9
Oct 12 17:41:46.357 INFO kablam!   |
Oct 12 17:41:46.357 INFO kablam! 8 |     let mut socket;
Oct 12 17:41:46.358 INFO kablam!   |         ----^^^^^^
Oct 12 17:41:46.358 INFO kablam!   |         |
Oct 12 17:41:46.358 INFO kablam!   |         help: remove this `mut`
Oct 12 17:41:46.358 INFO kablam!   |
Oct 12 17:41:46.359 INFO kablam!   = note: #[warn(unused_mut)] on by default
Oct 12 17:41:46.359 INFO kablam! 
Oct 12 17:41:46.359 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:41:46.359 INFO kablam!   --> src/main.rs:44:5
Oct 12 17:41:46.360 INFO kablam!    |
Oct 12 17:41:46.360 INFO kablam! 44 |     sock.send_to(&msg, addr);
Oct 12 17:41:46.360 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:46.360 INFO kablam!    |
Oct 12 17:41:46.361 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 17:41:46.361 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:41:46.361 INFO kablam! 
Oct 12 17:41:46.385 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Oct 12 17:41:46.385 INFO kablam!  --> src/main.rs:3:23
Oct 12 17:41:46.385 INFO kablam!   |
Oct 12 17:41:46.386 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Oct 12 17:41:46.386 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Oct 12 17:41:46.386 INFO kablam!   |
Oct 12 17:41:46.387 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:41:46.387 INFO kablam! 
Oct 12 17:41:46.387 INFO kablam! warning: unused import: `std::sync::mpsc`
Oct 12 17:41:46.388 INFO kablam!  --> src/main.rs:4:5
Oct 12 17:41:46.388 INFO kablam!   |
Oct 12 17:41:46.388 INFO kablam! 4 | use std::sync::mpsc;
Oct 12 17:41:46.388 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:41:46.389 INFO kablam! 
Oct 12 17:41:46.450 INFO kablam! warning: unused variable: `i`
Oct 12 17:41:46.450 INFO kablam!   --> src/main.rs:38:9
Oct 12 17:41:46.450 INFO kablam!    |
Oct 12 17:41:46.450 INFO kablam! 38 |     for i in 0..50 {
Oct 12 17:41:46.450 INFO kablam!    |         ^ help: consider using `_i` instead
Oct 12 17:41:46.450 INFO kablam!    |
Oct 12 17:41:46.450 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:41:46.450 INFO kablam! 
Oct 12 17:41:46.450 INFO kablam! warning: unused variable: `listen_on`
Oct 12 17:41:46.450 INFO kablam!   --> src/main.rs:37:52
Oct 12 17:41:46.450 INFO kablam!    |
Oct 12 17:41:46.450 INFO kablam! 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Oct 12 17:41:46.450 INFO kablam!    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Oct 12 17:41:46.450 INFO kablam! 
Oct 12 17:41:46.450 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:41:46.450 INFO kablam!  --> src/main.rs:8:9
Oct 12 17:41:46.450 INFO kablam!   |
Oct 12 17:41:46.450 INFO kablam! 8 |     let mut socket;
Oct 12 17:41:46.450 INFO kablam!   |         ----^^^^^^
Oct 12 17:41:46.450 INFO kablam!   |         |
Oct 12 17:41:46.450 INFO kablam!   |         help: remove this `mut`
Oct 12 17:41:46.450 INFO kablam!   |
Oct 12 17:41:46.450 INFO kablam!   = note: #[warn(unused_mut)] on by default
Oct 12 17:41:46.450 INFO kablam! 
Oct 12 17:41:46.453 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 17:41:46.453 INFO kablam!   --> src/main.rs:44:5
Oct 12 17:41:46.453 INFO kablam!    |
Oct 12 17:41:46.453 INFO kablam! 44 |     sock.send_to(&msg, addr);
Oct 12 17:41:46.453 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:46.453 INFO kablam!    |
Oct 12 17:41:46.453 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 17:41:46.453 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 17:41:46.453 INFO kablam! 
Oct 12 17:41:46.471 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Oct 12 17:41:46.476 INFO kablam! su: No module specific data is present
Oct 12 17:41:46.987 INFO running `"docker" "rm" "-f" "f8c2a1fcdaedfbd5f3c7cc1077c85c8f882e223b0b3829349e222768ed8385eb"`
Oct 12 17:41:47.248 INFO blam! f8c2a1fcdaedfbd5f3c7cc1077c85c8f882e223b0b3829349e222768ed8385eb