Nov 04 13:32:13.653 INFO checking Hevienz/mio_test against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 13:32:13.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 13:32:14.100 INFO blam! 045beec4d96bb3ec6413c44ab7139fda1fefc46fa71f3ef695e7eb050dd8a09d
Nov 04 13:32:14.103 INFO running `"docker" "start" "-a" "045beec4d96bb3ec6413c44ab7139fda1fefc46fa71f3ef695e7eb050dd8a09d"`
Nov 04 13:32:15.366 INFO kablam! usermod: no changes
Nov 04 13:32:15.437 INFO kablam!     Checking mio_test v0.1.0 (/source)
Nov 04 13:32:16.271 INFO kablam! warning: unused import: `Event`
Nov 04 13:32:16.271 INFO kablam!  --> src/main.rs:2:40
Nov 04 13:32:16.271 INFO kablam!   |
Nov 04 13:32:16.271 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Nov 04 13:32:16.271 INFO kablam!   |                                        ^^^^^
Nov 04 13:32:16.271 INFO kablam!   |
Nov 04 13:32:16.275 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 13:32:16.276 INFO kablam! 
Nov 04 13:32:16.277 INFO kablam! warning: unused import: `TcpStream`
Nov 04 13:32:16.277 INFO kablam!  --> src/main.rs:3:29
Nov 04 13:32:16.277 INFO kablam!   |
Nov 04 13:32:16.277 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Nov 04 13:32:16.277 INFO kablam!   |                             ^^^^^^^^^
Nov 04 13:32:16.277 INFO kablam! 
Nov 04 13:32:16.519 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 13:32:16.519 INFO kablam!   --> src/main.rs:98:5
Nov 04 13:32:16.519 INFO kablam!    |
Nov 04 13:32:16.519 INFO kablam! 98 |     run();
Nov 04 13:32:16.519 INFO kablam!    |     ^^^^^^
Nov 04 13:32:16.519 INFO kablam!    |
Nov 04 13:32:16.519 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 04 13:32:16.519 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 13:32:16.519 INFO kablam! 
Nov 04 13:32:16.803 INFO kablam! warning: unused import: `Event`
Nov 04 13:32:16.804 INFO kablam!  --> src/main.rs:2:40
Nov 04 13:32:16.804 INFO kablam!   |
Nov 04 13:32:16.804 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Nov 04 13:32:16.804 INFO kablam!   |                                        ^^^^^
Nov 04 13:32:16.805 INFO kablam!   |
Nov 04 13:32:16.805 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 13:32:16.805 INFO kablam! 
Nov 04 13:32:16.806 INFO kablam! warning: unused import: `TcpStream`
Nov 04 13:32:16.806 INFO kablam!  --> src/main.rs:3:29
Nov 04 13:32:16.806 INFO kablam!   |
Nov 04 13:32:16.806 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Nov 04 13:32:16.806 INFO kablam!   |                             ^^^^^^^^^
Nov 04 13:32:16.807 INFO kablam! 
Nov 04 13:32:16.900 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 13:32:16.900 INFO kablam!   --> src/main.rs:98:5
Nov 04 13:32:16.900 INFO kablam!    |
Nov 04 13:32:16.900 INFO kablam! 98 |     run();
Nov 04 13:32:16.900 INFO kablam!    |     ^^^^^^
Nov 04 13:32:16.900 INFO kablam!    |
Nov 04 13:32:16.900 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 04 13:32:16.901 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 13:32:16.901 INFO kablam! 
Nov 04 13:32:16.939 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Nov 04 13:32:16.941 INFO kablam! su: No module specific data is present
Nov 04 13:32:17.369 INFO running `"docker" "rm" "-f" "045beec4d96bb3ec6413c44ab7139fda1fefc46fa71f3ef695e7eb050dd8a09d"`
Nov 04 13:32:17.481 INFO blam! 045beec4d96bb3ec6413c44ab7139fda1fefc46fa71f3ef695e7eb050dd8a09d