Nov 16 20:06:39.726 INFO testing mattyw/rust-udp-play against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 20:06:39.726 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 20:06:40.335 INFO [stdout] 21da761229e05fcb35cca0f1b5c56112774191382003cfc6f20858120f4ceac2
Nov 16 20:06:40.343 INFO running `"docker" "start" "-a" "21da761229e05fcb35cca0f1b5c56112774191382003cfc6f20858120f4ceac2"`
Nov 16 20:06:41.435 INFO [stderr] usermod: no changes
Nov 16 20:06:41.483 INFO [stderr]    Compiling hello v0.1.0 (/source)
Nov 16 20:06:41.747 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Nov 16 20:06:41.747 INFO [stderr]  --> src/main.rs:3:23
Nov 16 20:06:41.747 INFO [stderr]   |
Nov 16 20:06:41.747 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 16 20:06:41.747 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Nov 16 20:06:41.747 INFO [stderr]   |
Nov 16 20:06:41.747 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 20:06:41.747 INFO [stderr] 
Nov 16 20:06:41.747 INFO [stderr] warning: unused import: `std::sync::mpsc`
Nov 16 20:06:41.747 INFO [stderr]  --> src/main.rs:4:5
Nov 16 20:06:41.747 INFO [stderr]   |
Nov 16 20:06:41.747 INFO [stderr] 4 | use std::sync::mpsc;
Nov 16 20:06:41.747 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 20:06:41.747 INFO [stderr] 
Nov 16 20:06:41.802 INFO [stderr] warning: unused variable: `i`
Nov 16 20:06:41.802 INFO [stderr]   --> src/main.rs:38:9
Nov 16 20:06:41.802 INFO [stderr]    |
Nov 16 20:06:41.802 INFO [stderr] 38 |     for i in 0..50 {
Nov 16 20:06:41.802 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 16 20:06:41.802 INFO [stderr]    |
Nov 16 20:06:41.802 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 20:06:41.802 INFO [stderr] 
Nov 16 20:06:41.802 INFO [stderr] warning: unused variable: `listen_on`
Nov 16 20:06:41.802 INFO [stderr]   --> src/main.rs:37:52
Nov 16 20:06:41.802 INFO [stderr]    |
Nov 16 20:06:41.802 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Nov 16 20:06:41.803 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Nov 16 20:06:41.803 INFO [stderr] 
Nov 16 20:06:41.807 INFO [stderr] warning: variable does not need to be mutable
Nov 16 20:06:41.807 INFO [stderr]  --> src/main.rs:8:9
Nov 16 20:06:41.807 INFO [stderr]   |
Nov 16 20:06:41.807 INFO [stderr] 8 |     let mut socket;
Nov 16 20:06:41.807 INFO [stderr]   |         ----^^^^^^
Nov 16 20:06:41.807 INFO [stderr]   |         |
Nov 16 20:06:41.807 INFO [stderr]   |         help: remove this `mut`
Nov 16 20:06:41.807 INFO [stderr]   |
Nov 16 20:06:41.807 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 20:06:41.807 INFO [stderr] 
Nov 16 20:06:41.819 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 20:06:41.819 INFO [stderr]   --> src/main.rs:44:5
Nov 16 20:06:41.819 INFO [stderr]    |
Nov 16 20:06:41.819 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Nov 16 20:06:41.819 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 20:06:41.819 INFO [stderr]    |
Nov 16 20:06:41.819 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 20:06:41.819 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 20:06:41.819 INFO [stderr] 
Nov 16 20:06:42.511 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 16 20:06:42.511 INFO [stderr] su: No module specific data is present
Nov 16 20:06:43.268 INFO running `"docker" "inspect" "21da761229e05fcb35cca0f1b5c56112774191382003cfc6f20858120f4ceac2"`
Nov 16 20:06:43.648 INFO running `"docker" "rm" "-f" "21da761229e05fcb35cca0f1b5c56112774191382003cfc6f20858120f4ceac2"`
Nov 16 20:06:43.946 INFO [stdout] 21da761229e05fcb35cca0f1b5c56112774191382003cfc6f20858120f4ceac2
Nov 16 20:06:43.954 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 20:06:44.575 INFO [stdout] fef12453db63236d6eeea10222ce32d9868581c5207d2659df4ffea94cb6b547
Nov 16 20:06:44.583 INFO running `"docker" "start" "-a" "fef12453db63236d6eeea10222ce32d9868581c5207d2659df4ffea94cb6b547"`
Nov 16 20:06:45.746 INFO [stderr] usermod: no changes
Nov 16 20:06:45.815 INFO [stderr]    Compiling hello v0.1.0 (/source)
Nov 16 20:06:46.147 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Nov 16 20:06:46.147 INFO [stderr]  --> src/main.rs:3:23
Nov 16 20:06:46.147 INFO [stderr]   |
Nov 16 20:06:46.147 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 16 20:06:46.147 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Nov 16 20:06:46.147 INFO [stderr]   |
Nov 16 20:06:46.147 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 20:06:46.147 INFO [stderr] 
Nov 16 20:06:46.147 INFO [stderr] warning: unused import: `std::sync::mpsc`
Nov 16 20:06:46.147 INFO [stderr]  --> src/main.rs:4:5
Nov 16 20:06:46.147 INFO [stderr]   |
Nov 16 20:06:46.147 INFO [stderr] 4 | use std::sync::mpsc;
Nov 16 20:06:46.147 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 16 20:06:46.147 INFO [stderr] 
Nov 16 20:06:46.203 INFO [stderr] warning: unused variable: `i`
Nov 16 20:06:46.203 INFO [stderr]   --> src/main.rs:38:9
Nov 16 20:06:46.203 INFO [stderr]    |
Nov 16 20:06:46.203 INFO [stderr] 38 |     for i in 0..50 {
Nov 16 20:06:46.203 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 16 20:06:46.203 INFO [stderr]    |
Nov 16 20:06:46.203 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 20:06:46.203 INFO [stderr] 
Nov 16 20:06:46.203 INFO [stderr] warning: unused variable: `listen_on`
Nov 16 20:06:46.203 INFO [stderr]   --> src/main.rs:37:52
Nov 16 20:06:46.203 INFO [stderr]    |
Nov 16 20:06:46.203 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Nov 16 20:06:46.203 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Nov 16 20:06:46.203 INFO [stderr] 
Nov 16 20:06:46.203 INFO [stderr] warning: variable does not need to be mutable
Nov 16 20:06:46.203 INFO [stderr]  --> src/main.rs:8:9
Nov 16 20:06:46.203 INFO [stderr]   |
Nov 16 20:06:46.203 INFO [stderr] 8 |     let mut socket;
Nov 16 20:06:46.203 INFO [stderr]   |         ----^^^^^^
Nov 16 20:06:46.203 INFO [stderr]   |         |
Nov 16 20:06:46.203 INFO [stderr]   |         help: remove this `mut`
Nov 16 20:06:46.203 INFO [stderr]   |
Nov 16 20:06:46.203 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 20:06:46.203 INFO [stderr] 
Nov 16 20:06:46.215 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 20:06:46.215 INFO [stderr]   --> src/main.rs:44:5
Nov 16 20:06:46.215 INFO [stderr]    |
Nov 16 20:06:46.215 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Nov 16 20:06:46.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 20:06:46.215 INFO [stderr]    |
Nov 16 20:06:46.215 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 20:06:46.215 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 20:06:46.215 INFO [stderr] 
Nov 16 20:06:46.539 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 16 20:06:46.539 INFO [stderr] su: No module specific data is present
Nov 16 20:06:47.343 INFO running `"docker" "inspect" "fef12453db63236d6eeea10222ce32d9868581c5207d2659df4ffea94cb6b547"`
Nov 16 20:06:47.668 INFO running `"docker" "rm" "-f" "fef12453db63236d6eeea10222ce32d9868581c5207d2659df4ffea94cb6b547"`
Nov 16 20:06:48.051 INFO [stdout] fef12453db63236d6eeea10222ce32d9868581c5207d2659df4ffea94cb6b547
Nov 16 20:06:48.059 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 20:06:48.674 INFO [stdout] acce5ed67c368645da98ef97c46e288954d5a955304dfd991c926671b8816348
Nov 16 20:06:48.677 INFO running `"docker" "start" "-a" "acce5ed67c368645da98ef97c46e288954d5a955304dfd991c926671b8816348"`
Nov 16 20:06:49.847 INFO [stderr] usermod: no changes
Nov 16 20:06:49.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 16 20:06:49.939 INFO [stderr]      Running /target/debug/deps/hello-aba3405df080290b
Nov 16 20:06:49.939 INFO [stdout] 
Nov 16 20:06:49.939 INFO [stderr] su: No module specific data is present
Nov 16 20:06:49.939 INFO [stdout] running 0 tests
Nov 16 20:06:49.939 INFO [stdout] 
Nov 16 20:06:49.939 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 20:06:49.939 INFO [stdout] 
Nov 16 20:06:50.640 INFO running `"docker" "inspect" "acce5ed67c368645da98ef97c46e288954d5a955304dfd991c926671b8816348"`
Nov 16 20:06:51.003 INFO running `"docker" "rm" "-f" "acce5ed67c368645da98ef97c46e288954d5a955304dfd991c926671b8816348"`
Nov 16 20:06:51.450 INFO [stdout] acce5ed67c368645da98ef97c46e288954d5a955304dfd991c926671b8816348