Dec 01 09:52:03.200 INFO testing mattyw/rust-udp-play against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 09:52:03.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:52:03.712 INFO [stdout] 5f726d640c0459dc5d8209a8e86154224c388cda24cad092672bf0db87691674
Dec 01 09:52:03.715 INFO running `"docker" "start" "-a" "5f726d640c0459dc5d8209a8e86154224c388cda24cad092672bf0db87691674"`
Dec 01 09:52:05.820 INFO [stderr] usermod: no changes
Dec 01 09:52:05.883 INFO [stderr]    Compiling hello v0.1.0 (/source)
Dec 01 09:52:06.287 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 01 09:52:06.287 INFO [stderr]  --> src/main.rs:3:23
Dec 01 09:52:06.288 INFO [stderr]   |
Dec 01 09:52:06.288 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Dec 01 09:52:06.288 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Dec 01 09:52:06.289 INFO [stderr]   |
Dec 01 09:52:06.291 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 09:52:06.291 INFO [stderr] 
Dec 01 09:52:06.291 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 01 09:52:06.291 INFO [stderr]  --> src/main.rs:4:5
Dec 01 09:52:06.291 INFO [stderr]   |
Dec 01 09:52:06.291 INFO [stderr] 4 | use std::sync::mpsc;
Dec 01 09:52:06.291 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 01 09:52:06.291 INFO [stderr] 
Dec 01 09:52:06.350 INFO [stderr] warning: unused variable: `i`
Dec 01 09:52:06.350 INFO [stderr]   --> src/main.rs:38:9
Dec 01 09:52:06.350 INFO [stderr]    |
Dec 01 09:52:06.350 INFO [stderr] 38 |     for i in 0..50 {
Dec 01 09:52:06.350 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 01 09:52:06.350 INFO [stderr]    |
Dec 01 09:52:06.350 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 09:52:06.350 INFO [stderr] 
Dec 01 09:52:06.350 INFO [stderr] warning: unused variable: `listen_on`
Dec 01 09:52:06.350 INFO [stderr]   --> src/main.rs:37:52
Dec 01 09:52:06.350 INFO [stderr]    |
Dec 01 09:52:06.350 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Dec 01 09:52:06.350 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Dec 01 09:52:06.350 INFO [stderr] 
Dec 01 09:52:06.353 INFO [stderr] warning: variable does not need to be mutable
Dec 01 09:52:06.353 INFO [stderr]  --> src/main.rs:8:9
Dec 01 09:52:06.353 INFO [stderr]   |
Dec 01 09:52:06.354 INFO [stderr] 8 |     let mut socket;
Dec 01 09:52:06.359 INFO [stderr]   |         ----^^^^^^
Dec 01 09:52:06.359 INFO [stderr]   |         |
Dec 01 09:52:06.359 INFO [stderr]   |         help: remove this `mut`
Dec 01 09:52:06.359 INFO [stderr]   |
Dec 01 09:52:06.359 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 01 09:52:06.359 INFO [stderr] 
Dec 01 09:52:06.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 09:52:06.368 INFO [stderr]   --> src/main.rs:44:5
Dec 01 09:52:06.368 INFO [stderr]    |
Dec 01 09:52:06.368 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Dec 01 09:52:06.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:52:06.368 INFO [stderr]    |
Dec 01 09:52:06.369 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 09:52:06.369 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 09:52:06.375 INFO [stderr] 
Dec 01 09:52:07.232 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Dec 01 09:52:07.249 INFO [stderr] su: No module specific data is present
Dec 01 09:52:08.578 INFO running `"docker" "inspect" "5f726d640c0459dc5d8209a8e86154224c388cda24cad092672bf0db87691674"`
Dec 01 09:52:08.927 INFO running `"docker" "rm" "-f" "5f726d640c0459dc5d8209a8e86154224c388cda24cad092672bf0db87691674"`
Dec 01 09:52:09.267 INFO [stdout] 5f726d640c0459dc5d8209a8e86154224c388cda24cad092672bf0db87691674
Dec 01 09:52:09.275 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:52:09.816 INFO [stdout] f29c72f934b427080d2c269aa226da6e0be77cf71152d90424e62c38d4495380
Dec 01 09:52:09.818 INFO running `"docker" "start" "-a" "f29c72f934b427080d2c269aa226da6e0be77cf71152d90424e62c38d4495380"`
Dec 01 09:52:11.507 INFO [stderr] usermod: no changes
Dec 01 09:52:11.559 INFO [stderr]    Compiling hello v0.1.0 (/source)
Dec 01 09:52:11.987 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 01 09:52:11.987 INFO [stderr]  --> src/main.rs:3:23
Dec 01 09:52:11.988 INFO [stderr]   |
Dec 01 09:52:11.988 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Dec 01 09:52:11.988 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Dec 01 09:52:11.988 INFO [stderr]   |
Dec 01 09:52:11.989 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 09:52:11.989 INFO [stderr] 
Dec 01 09:52:11.989 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 01 09:52:11.989 INFO [stderr]  --> src/main.rs:4:5
Dec 01 09:52:11.990 INFO [stderr]   |
Dec 01 09:52:11.990 INFO [stderr] 4 | use std::sync::mpsc;
Dec 01 09:52:11.990 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 01 09:52:11.990 INFO [stderr] 
Dec 01 09:52:12.032 INFO [stderr] warning: unused variable: `i`
Dec 01 09:52:12.032 INFO [stderr]   --> src/main.rs:38:9
Dec 01 09:52:12.033 INFO [stderr]    |
Dec 01 09:52:12.033 INFO [stderr] 38 |     for i in 0..50 {
Dec 01 09:52:12.033 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 01 09:52:12.034 INFO [stderr]    |
Dec 01 09:52:12.034 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 09:52:12.034 INFO [stderr] 
Dec 01 09:52:12.035 INFO [stderr] warning: unused variable: `listen_on`
Dec 01 09:52:12.035 INFO [stderr]   --> src/main.rs:37:52
Dec 01 09:52:12.035 INFO [stderr]    |
Dec 01 09:52:12.036 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Dec 01 09:52:12.036 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Dec 01 09:52:12.036 INFO [stderr] 
Dec 01 09:52:12.036 INFO [stderr] warning: variable does not need to be mutable
Dec 01 09:52:12.036 INFO [stderr]  --> src/main.rs:8:9
Dec 01 09:52:12.036 INFO [stderr]   |
Dec 01 09:52:12.036 INFO [stderr] 8 |     let mut socket;
Dec 01 09:52:12.036 INFO [stderr]   |         ----^^^^^^
Dec 01 09:52:12.036 INFO [stderr]   |         |
Dec 01 09:52:12.039 INFO [stderr]   |         help: remove this `mut`
Dec 01 09:52:12.039 INFO [stderr]   |
Dec 01 09:52:12.039 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 01 09:52:12.039 INFO [stderr] 
Dec 01 09:52:12.055 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 09:52:12.055 INFO [stderr]   --> src/main.rs:44:5
Dec 01 09:52:12.055 INFO [stderr]    |
Dec 01 09:52:12.055 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Dec 01 09:52:12.055 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:52:12.055 INFO [stderr]    |
Dec 01 09:52:12.055 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 09:52:12.055 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 09:52:12.059 INFO [stderr] 
Dec 01 09:52:12.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 01 09:52:12.698 INFO [stderr] su: No module specific data is present
Dec 01 09:52:13.710 INFO running `"docker" "inspect" "f29c72f934b427080d2c269aa226da6e0be77cf71152d90424e62c38d4495380"`
Dec 01 09:52:14.089 INFO running `"docker" "rm" "-f" "f29c72f934b427080d2c269aa226da6e0be77cf71152d90424e62c38d4495380"`
Dec 01 09:52:14.463 INFO [stdout] f29c72f934b427080d2c269aa226da6e0be77cf71152d90424e62c38d4495380
Dec 01 09:52:14.465 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:52:14.884 INFO [stdout] 471377a457e45cf12b2073344d1624d1f93ea0908c4820bb5d9651bd507c6aa0
Dec 01 09:52:14.886 INFO running `"docker" "start" "-a" "471377a457e45cf12b2073344d1624d1f93ea0908c4820bb5d9651bd507c6aa0"`
Dec 01 09:52:16.815 INFO [stderr] usermod: no changes
Dec 01 09:52:16.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 01 09:52:16.891 INFO [stderr]      Running /target/debug/deps/hello-b223a14045011331
Dec 01 09:52:16.893 INFO [stdout] 
Dec 01 09:52:16.893 INFO [stdout] running 0 tests
Dec 01 09:52:16.893 INFO [stdout] 
Dec 01 09:52:16.893 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 09:52:16.893 INFO [stdout] 
Dec 01 09:52:16.895 INFO [stderr] su: No module specific data is present
Dec 01 09:52:18.127 INFO running `"docker" "inspect" "471377a457e45cf12b2073344d1624d1f93ea0908c4820bb5d9651bd507c6aa0"`
Dec 01 09:52:18.575 INFO running `"docker" "rm" "-f" "471377a457e45cf12b2073344d1624d1f93ea0908c4820bb5d9651bd507c6aa0"`
Dec 01 09:52:18.807 INFO [stdout] 471377a457e45cf12b2073344d1624d1f93ea0908c4820bb5d9651bd507c6aa0
