Dec 05 15:02:07.975 INFO testing mattyw/rust-udp-play against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 15:02:07.975 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 15:02:08.518 INFO [stdout] b67be42137cfbcc9106641b37be72fde854febd1bcaf8541f0b98329bba7e67f
Dec 05 15:02:08.520 INFO running `"docker" "start" "-a" "b67be42137cfbcc9106641b37be72fde854febd1bcaf8541f0b98329bba7e67f"`
Dec 05 15:02:10.703 INFO [stderr] usermod: no changes
Dec 05 15:02:10.780 INFO [stderr]    Compiling hello v0.1.0 (/source)
Dec 05 15:02:11.088 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 05 15:02:11.088 INFO [stderr]  --> src/main.rs:3:23
Dec 05 15:02:11.088 INFO [stderr]   |
Dec 05 15:02:11.088 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Dec 05 15:02:11.088 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Dec 05 15:02:11.088 INFO [stderr]   |
Dec 05 15:02:11.088 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:02:11.088 INFO [stderr] 
Dec 05 15:02:11.088 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 05 15:02:11.088 INFO [stderr]  --> src/main.rs:4:5
Dec 05 15:02:11.088 INFO [stderr]   |
Dec 05 15:02:11.088 INFO [stderr] 4 | use std::sync::mpsc;
Dec 05 15:02:11.088 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 15:02:11.088 INFO [stderr] 
Dec 05 15:02:11.138 INFO [stderr] warning: unused variable: `i`
Dec 05 15:02:11.139 INFO [stderr]   --> src/main.rs:38:9
Dec 05 15:02:11.139 INFO [stderr]    |
Dec 05 15:02:11.139 INFO [stderr] 38 |     for i in 0..50 {
Dec 05 15:02:11.139 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 15:02:11.140 INFO [stderr]    |
Dec 05 15:02:11.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 15:02:11.140 INFO [stderr] 
Dec 05 15:02:11.140 INFO [stderr] warning: unused variable: `listen_on`
Dec 05 15:02:11.141 INFO [stderr]   --> src/main.rs:37:52
Dec 05 15:02:11.141 INFO [stderr]    |
Dec 05 15:02:11.141 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Dec 05 15:02:11.141 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Dec 05 15:02:11.141 INFO [stderr] 
Dec 05 15:02:11.152 INFO [stderr] warning: variable does not need to be mutable
Dec 05 15:02:11.153 INFO [stderr]  --> src/main.rs:8:9
Dec 05 15:02:11.153 INFO [stderr]   |
Dec 05 15:02:11.154 INFO [stderr] 8 |     let mut socket;
Dec 05 15:02:11.154 INFO [stderr]   |         ----^^^^^^
Dec 05 15:02:11.154 INFO [stderr]   |         |
Dec 05 15:02:11.154 INFO [stderr]   |         help: remove this `mut`
Dec 05 15:02:11.154 INFO [stderr]   |
Dec 05 15:02:11.154 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 15:02:11.154 INFO [stderr] 
Dec 05 15:02:11.154 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 15:02:11.154 INFO [stderr]   --> src/main.rs:44:5
Dec 05 15:02:11.154 INFO [stderr]    |
Dec 05 15:02:11.154 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Dec 05 15:02:11.154 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:02:11.154 INFO [stderr]    |
Dec 05 15:02:11.154 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 15:02:11.154 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 15:02:11.154 INFO [stderr] 
Dec 05 15:02:11.780 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 05 15:02:11.784 INFO [stderr] su: No module specific data is present
Dec 05 15:02:13.108 INFO running `"docker" "inspect" "b67be42137cfbcc9106641b37be72fde854febd1bcaf8541f0b98329bba7e67f"`
Dec 05 15:02:13.444 INFO running `"docker" "rm" "-f" "b67be42137cfbcc9106641b37be72fde854febd1bcaf8541f0b98329bba7e67f"`
Dec 05 15:02:13.704 INFO [stdout] b67be42137cfbcc9106641b37be72fde854febd1bcaf8541f0b98329bba7e67f
Dec 05 15:02:13.710 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 15:02:14.214 INFO [stdout] 7c176e145f7d07555562ecef77742ecae3109ac74ff4bd02b9446ffeb96c58e5
Dec 05 15:02:14.216 INFO running `"docker" "start" "-a" "7c176e145f7d07555562ecef77742ecae3109ac74ff4bd02b9446ffeb96c58e5"`
Dec 05 15:02:16.120 INFO [stderr] usermod: no changes
Dec 05 15:02:16.208 INFO [stderr]    Compiling hello v0.1.0 (/source)
Dec 05 15:02:16.644 INFO [stderr] warning: unused imports: `Receiver`, `Sender`
Dec 05 15:02:16.644 INFO [stderr]  --> src/main.rs:3:23
Dec 05 15:02:16.644 INFO [stderr]   |
Dec 05 15:02:16.645 INFO [stderr] 3 | use std::sync::mpsc::{Sender, Receiver};
Dec 05 15:02:16.645 INFO [stderr]   |                       ^^^^^^  ^^^^^^^^
Dec 05 15:02:16.645 INFO [stderr]   |
Dec 05 15:02:16.645 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:02:16.645 INFO [stderr] 
Dec 05 15:02:16.645 INFO [stderr] warning: unused import: `std::sync::mpsc`
Dec 05 15:02:16.645 INFO [stderr]  --> src/main.rs:4:5
Dec 05 15:02:16.645 INFO [stderr]   |
Dec 05 15:02:16.645 INFO [stderr] 4 | use std::sync::mpsc;
Dec 05 15:02:16.645 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 15:02:16.645 INFO [stderr] 
Dec 05 15:02:16.691 INFO [stderr] warning: unused variable: `i`
Dec 05 15:02:16.691 INFO [stderr]   --> src/main.rs:38:9
Dec 05 15:02:16.691 INFO [stderr]    |
Dec 05 15:02:16.691 INFO [stderr] 38 |     for i in 0..50 {
Dec 05 15:02:16.691 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 15:02:16.691 INFO [stderr]    |
Dec 05 15:02:16.691 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 15:02:16.691 INFO [stderr] 
Dec 05 15:02:16.692 INFO [stderr] warning: unused variable: `listen_on`
Dec 05 15:02:16.692 INFO [stderr]   --> src/main.rs:37:52
Dec 05 15:02:16.693 INFO [stderr]    |
Dec 05 15:02:16.693 INFO [stderr] 37 | fn listen(server_name: &str, sock: net::UdpSocket, listen_on: net::SocketAddr) {
Dec 05 15:02:16.693 INFO [stderr]    |                                                    ^^^^^^^^^ help: consider using `_listen_on` instead
Dec 05 15:02:16.693 INFO [stderr] 
Dec 05 15:02:16.694 INFO [stderr] warning: variable does not need to be mutable
Dec 05 15:02:16.694 INFO [stderr]  --> src/main.rs:8:9
Dec 05 15:02:16.694 INFO [stderr]   |
Dec 05 15:02:16.694 INFO [stderr] 8 |     let mut socket;
Dec 05 15:02:16.694 INFO [stderr]   |         ----^^^^^^
Dec 05 15:02:16.696 INFO [stderr]   |         |
Dec 05 15:02:16.696 INFO [stderr]   |         help: remove this `mut`
Dec 05 15:02:16.697 INFO [stderr]   |
Dec 05 15:02:16.697 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 15:02:16.697 INFO [stderr] 
Dec 05 15:02:16.704 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 15:02:16.704 INFO [stderr]   --> src/main.rs:44:5
Dec 05 15:02:16.704 INFO [stderr]    |
Dec 05 15:02:16.705 INFO [stderr] 44 |     sock.send_to(&msg, addr);
Dec 05 15:02:16.705 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:02:16.709 INFO [stderr]    |
Dec 05 15:02:16.709 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 15:02:16.709 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 15:02:16.709 INFO [stderr] 
Dec 05 15:02:17.161 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 05 15:02:17.170 INFO [stderr] su: No module specific data is present
Dec 05 15:02:18.244 INFO running `"docker" "inspect" "7c176e145f7d07555562ecef77742ecae3109ac74ff4bd02b9446ffeb96c58e5"`
Dec 05 15:02:18.506 INFO running `"docker" "rm" "-f" "7c176e145f7d07555562ecef77742ecae3109ac74ff4bd02b9446ffeb96c58e5"`
Dec 05 15:02:18.816 INFO [stdout] 7c176e145f7d07555562ecef77742ecae3109ac74ff4bd02b9446ffeb96c58e5
Dec 05 15:02:18.818 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 15:02:19.364 INFO [stdout] e45e9b9f14555166a343f28bb6515ea4e9d0276bcc10bea92e12cb2494c3d328
Dec 05 15:02:19.366 INFO running `"docker" "start" "-a" "e45e9b9f14555166a343f28bb6515ea4e9d0276bcc10bea92e12cb2494c3d328"`
Dec 05 15:02:20.887 INFO [stderr] usermod: no changes
Dec 05 15:02:20.940 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 15:02:20.948 INFO [stderr]      Running /target/debug/deps/hello-18d86d12fcd85b6e
Dec 05 15:02:20.951 INFO [stdout] 
Dec 05 15:02:20.951 INFO [stdout] running 0 tests
Dec 05 15:02:20.951 INFO [stdout] 
Dec 05 15:02:20.951 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 15:02:20.951 INFO [stdout] 
Dec 05 15:02:20.952 INFO [stderr] su: No module specific data is present
Dec 05 15:02:21.732 INFO running `"docker" "inspect" "e45e9b9f14555166a343f28bb6515ea4e9d0276bcc10bea92e12cb2494c3d328"`
Dec 05 15:02:22.068 INFO running `"docker" "rm" "-f" "e45e9b9f14555166a343f28bb6515ea4e9d0276bcc10bea92e12cb2494c3d328"`
Dec 05 15:02:22.388 INFO [stdout] e45e9b9f14555166a343f28bb6515ea4e9d0276bcc10bea92e12cb2494c3d328