Nov 16 20:06:35.978 INFO testing mattyw/rust-udp-play against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 20:06:35.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 20:06:36.524 INFO [stdout] 9caacecb699c4846a952195b5d5dafa83899af15cdfa9a9df2cb5f4cf68e7f47
Nov 16 20:06:36.528 INFO running `"docker" "start" "-a" "9caacecb699c4846a952195b5d5dafa83899af15cdfa9a9df2cb5f4cf68e7f47"`
Nov 16 20:06:37.822 INFO [stderr] usermod: no changes
Nov 16 20:06:37.923 INFO [stderr]    Compiling hello v0.1.0 (/source)
Nov 16 20:06:38.231 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Nov 16 20:06:38.231 INFO [stderr]  --> src/main.rs:3:23
Nov 16 20:06:38.231 INFO [stderr]   |
Nov 16 20:06:38.231 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 16 20:06:38.231 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Nov 16 20:06:38.231 INFO [stderr]   |
Nov 16 20:06:38.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 20:06:38.231 INFO [stderr] 
Nov 16 20:06:38.231 INFO [stderr] warning: unused import: `std::sync::mpsc`
Nov 16 20:06:38.231 INFO [stderr]  --> src/main.rs:4:5
Nov 16 20:06:38.231 INFO [stderr]   |
Nov 16 20:06:38.231 INFO [stderr] 4 | use std::sync::mpsc;
Nov 16 20:06:38.231 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 20:06:38.231 INFO [stderr] 
Nov 16 20:06:38.279 INFO [stderr] warning: unused variable: `i`
Nov 16 20:06:38.279 INFO [stderr]   --> src/main.rs:38:9
Nov 16 20:06:38.279 INFO [stderr]    |
Nov 16 20:06:38.279 INFO [stderr] 38 |     for i in 0..50 {
Nov 16 20:06:38.279 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 16 20:06:38.279 INFO [stderr]    |
Nov 16 20:06:38.279 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 20:06:38.279 INFO [stderr] 
Nov 16 20:06:38.279 INFO [stderr] warning: unused variable: `listen_on`
Nov 16 20:06:38.279 INFO [stderr]   --> src/main.rs:37:52
Nov 16 20:06:38.279 INFO [stderr]    |
Nov 16 20:06:38.279 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Nov 16 20:06:38.279 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Nov 16 20:06:38.279 INFO [stderr] 
Nov 16 20:06:38.279 INFO [stderr] warning: variable does not need to be mutable
Nov 16 20:06:38.279 INFO [stderr]  --> src/main.rs:8:9
Nov 16 20:06:38.279 INFO [stderr]   |
Nov 16 20:06:38.279 INFO [stderr] 8 |     let mut socket;
Nov 16 20:06:38.279 INFO [stderr]   |         ----^^^^^^
Nov 16 20:06:38.279 INFO [stderr]   |         |
Nov 16 20:06:38.279 INFO [stderr]   |         help: remove this `mut`
Nov 16 20:06:38.279 INFO [stderr]   |
Nov 16 20:06:38.279 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 20:06:38.279 INFO [stderr] 
Nov 16 20:06:38.295 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 20:06:38.295 INFO [stderr]   --> src/main.rs:44:5
Nov 16 20:06:38.295 INFO [stderr]    |
Nov 16 20:06:38.295 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Nov 16 20:06:38.295 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 20:06:38.295 INFO [stderr]    |
Nov 16 20:06:38.295 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 20:06:38.295 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 20:06:38.295 INFO [stderr] 
Nov 16 20:06:39.012 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Nov 16 20:06:39.015 INFO [stderr] su: No module specific data is present
Nov 16 20:06:39.983 INFO running `"docker" "inspect" "9caacecb699c4846a952195b5d5dafa83899af15cdfa9a9df2cb5f4cf68e7f47"`
Nov 16 20:06:40.205 INFO running `"docker" "rm" "-f" "9caacecb699c4846a952195b5d5dafa83899af15cdfa9a9df2cb5f4cf68e7f47"`
Nov 16 20:06:40.493 INFO [stdout] 9caacecb699c4846a952195b5d5dafa83899af15cdfa9a9df2cb5f4cf68e7f47
Nov 16 20:06:40.497 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 20:06:40.976 INFO [stdout] c034faea50acb4c6d02fc562babf30c9d9166afcb23a6abbfd2bc1d3d786656f
Nov 16 20:06:40.978 INFO running `"docker" "start" "-a" "c034faea50acb4c6d02fc562babf30c9d9166afcb23a6abbfd2bc1d3d786656f"`
Nov 16 20:06:42.331 INFO [stderr] usermod: no changes
Nov 16 20:06:42.380 INFO [stderr]    Compiling hello v0.1.0 (/source)
Nov 16 20:06:42.675 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Nov 16 20:06:42.676 INFO [stderr]  --> src/main.rs:3:23
Nov 16 20:06:42.676 INFO [stderr]   |
Nov 16 20:06:42.676 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 16 20:06:42.677 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Nov 16 20:06:42.677 INFO [stderr]   |
Nov 16 20:06:42.677 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 20:06:42.678 INFO [stderr] 
Nov 16 20:06:42.678 INFO [stderr] warning: unused import: `std::sync::mpsc`
Nov 16 20:06:42.678 INFO [stderr]  --> src/main.rs:4:5
Nov 16 20:06:42.679 INFO [stderr]   |
Nov 16 20:06:42.679 INFO [stderr] 4 | use std::sync::mpsc;
Nov 16 20:06:42.679 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 20:06:42.679 INFO [stderr] 
Nov 16 20:06:42.723 INFO [stderr] warning: unused variable: `i`
Nov 16 20:06:42.724 INFO [stderr]   --> src/main.rs:38:9
Nov 16 20:06:42.724 INFO [stderr]    |
Nov 16 20:06:42.724 INFO [stderr] 38 |     for i in 0..50 {
Nov 16 20:06:42.725 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 16 20:06:42.725 INFO [stderr]    |
Nov 16 20:06:42.725 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 20:06:42.726 INFO [stderr] 
Nov 16 20:06:42.726 INFO [stderr] warning: unused variable: `listen_on`
Nov 16 20:06:42.726 INFO [stderr]   --> src/main.rs:37:52
Nov 16 20:06:42.727 INFO [stderr]    |
Nov 16 20:06:42.727 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Nov 16 20:06:42.727 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Nov 16 20:06:42.727 INFO [stderr] 
Nov 16 20:06:42.731 INFO [stderr] warning: variable does not need to be mutable
Nov 16 20:06:42.731 INFO [stderr]  --> src/main.rs:8:9
Nov 16 20:06:42.731 INFO [stderr]   |
Nov 16 20:06:42.731 INFO [stderr] 8 |     let mut socket;
Nov 16 20:06:42.731 INFO [stderr]   |         ----^^^^^^
Nov 16 20:06:42.731 INFO [stderr]   |         |
Nov 16 20:06:42.731 INFO [stderr]   |         help: remove this `mut`
Nov 16 20:06:42.731 INFO [stderr]   |
Nov 16 20:06:42.731 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 20:06:42.731 INFO [stderr] 
Nov 16 20:06:42.739 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 20:06:42.739 INFO [stderr]   --> src/main.rs:44:5
Nov 16 20:06:42.739 INFO [stderr]    |
Nov 16 20:06:42.739 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Nov 16 20:06:42.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 20:06:42.739 INFO [stderr]    |
Nov 16 20:06:42.739 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 20:06:42.739 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 20:06:42.739 INFO [stderr] 
Nov 16 20:06:43.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 16 20:06:43.129 INFO [stderr] su: No module specific data is present
Nov 16 20:06:43.950 INFO running `"docker" "inspect" "c034faea50acb4c6d02fc562babf30c9d9166afcb23a6abbfd2bc1d3d786656f"`
Nov 16 20:06:44.260 INFO running `"docker" "rm" "-f" "c034faea50acb4c6d02fc562babf30c9d9166afcb23a6abbfd2bc1d3d786656f"`
Nov 16 20:06:44.519 INFO [stdout] c034faea50acb4c6d02fc562babf30c9d9166afcb23a6abbfd2bc1d3d786656f
Nov 16 20:06:44.523 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 16 20:06:44.946 INFO [stdout] dcfb62d11e4e920b695f5f532d4184a9726c8ff0a81297ab8ba4bd04b36ac5ff
Nov 16 20:06:44.952 INFO running `"docker" "start" "-a" "dcfb62d11e4e920b695f5f532d4184a9726c8ff0a81297ab8ba4bd04b36ac5ff"`
Nov 16 20:06:46.762 INFO [stderr] usermod: no changes
Nov 16 20:06:46.819 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 20:06:46.819 INFO [stdout] 
Nov 16 20:06:46.819 INFO [stderr]      Running /target/debug/deps/hello-a8cde0e9ae4e7654
Nov 16 20:06:46.819 INFO [stdout] running 0 tests
Nov 16 20:06:46.819 INFO [stdout] 
Nov 16 20:06:46.819 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 20:06:46.819 INFO [stdout] 
Nov 16 20:06:46.828 INFO [stderr] su: No module specific data is present
Nov 16 20:06:47.565 INFO running `"docker" "inspect" "dcfb62d11e4e920b695f5f532d4184a9726c8ff0a81297ab8ba4bd04b36ac5ff"`
Nov 16 20:06:47.963 INFO running `"docker" "rm" "-f" "dcfb62d11e4e920b695f5f532d4184a9726c8ff0a81297ab8ba4bd04b36ac5ff"`
Nov 16 20:06:48.271 INFO [stdout] dcfb62d11e4e920b695f5f532d4184a9726c8ff0a81297ab8ba4bd04b36ac5ff