Nov 28 02:19:57.252 INFO checking knknkn1162/rust_server_test against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 02:19:57.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 02:19:57.571 INFO [stdout] 8f0fdf2063ccbce0786aba26af20ec43e6f358878142bbc80632a7f9a74ef231
Nov 28 02:19:57.573 INFO running `"docker" "start" "-a" "8f0fdf2063ccbce0786aba26af20ec43e6f358878142bbc80632a7f9a74ef231"`
Nov 28 02:19:58.491 INFO [stderr] usermod: no changes
Nov 28 02:19:58.652 INFO [stderr]     Checking env_logger v0.4.3
Nov 28 02:19:59.376 INFO [stderr]     Checking simple_line v0.1.0 (/source)
Nov 28 02:20:00.613 INFO [stderr] warning: unused import: `Future`
Nov 28 02:20:00.613 INFO [stderr]   --> src/main.rs:16:23
Nov 28 02:20:00.613 INFO [stderr]    |
Nov 28 02:20:00.613 INFO [stderr] 16 | use futures::{future, Future};
Nov 28 02:20:00.613 INFO [stderr]    |                       ^^^^^^
Nov 28 02:20:00.613 INFO [stderr]    |
Nov 28 02:20:00.613 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 02:20:00.613 INFO [stderr] 
Nov 28 02:20:00.640 INFO [stderr] warning: unused import: `Future`
Nov 28 02:20:00.640 INFO [stderr]   --> src/main.rs:16:23
Nov 28 02:20:00.640 INFO [stderr]    |
Nov 28 02:20:00.640 INFO [stderr] 16 | use futures::{future, Future};
Nov 28 02:20:00.640 INFO [stderr]    |                       ^^^^^^
Nov 28 02:20:00.640 INFO [stderr]    |
Nov 28 02:20:00.640 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 02:20:00.640 INFO [stderr] 
Nov 28 02:20:00.644 INFO [stderr] warning: variable does not need to be mutable
Nov 28 02:20:00.644 INFO [stderr]    --> src/main.rs:151:9
Nov 28 02:20:00.644 INFO [stderr]     |
Nov 28 02:20:00.644 INFO [stderr] 151 |     let mut server = TcpServer::new(Http, addr);
Nov 28 02:20:00.644 INFO [stderr]     |         ----^^^^^^
Nov 28 02:20:00.644 INFO [stderr]     |         |
Nov 28 02:20:00.644 INFO [stderr]     |         help: remove this `mut`
Nov 28 02:20:00.644 INFO [stderr]     |
Nov 28 02:20:00.644 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 02:20:00.644 INFO [stderr] 
Nov 28 02:20:00.672 INFO [stderr] warning: variable does not need to be mutable
Nov 28 02:20:00.672 INFO [stderr]    --> src/main.rs:151:9
Nov 28 02:20:00.672 INFO [stderr]     |
Nov 28 02:20:00.672 INFO [stderr] 151 |     let mut server = TcpServer::new(Http, addr);
Nov 28 02:20:00.673 INFO [stderr]     |         ----^^^^^^
Nov 28 02:20:00.673 INFO [stderr]     |         |
Nov 28 02:20:00.673 INFO [stderr]     |         help: remove this `mut`
Nov 28 02:20:00.673 INFO [stderr]     |
Nov 28 02:20:00.673 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 02:20:00.673 INFO [stderr] 
Nov 28 02:20:00.700 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
Nov 28 02:20:00.706 INFO [stderr] su: No module specific data is present
Nov 28 02:20:01.309 INFO running `"docker" "inspect" "8f0fdf2063ccbce0786aba26af20ec43e6f358878142bbc80632a7f9a74ef231"`
Nov 28 02:20:01.625 INFO running `"docker" "rm" "-f" "8f0fdf2063ccbce0786aba26af20ec43e6f358878142bbc80632a7f9a74ef231"`
Nov 28 02:20:01.928 INFO [stdout] 8f0fdf2063ccbce0786aba26af20ec43e6f358878142bbc80632a7f9a74ef231