Oct 21 21:23:41.539 INFO checking Hevienz/mio_test against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 21:23:41.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 21:23:41.882 INFO blam! 9f176002c315e352c5134b1371c932bf5877edcb5f06f8a7c338827432c809da
Oct 21 21:23:41.892 INFO running `"docker" "start" "-a" "9f176002c315e352c5134b1371c932bf5877edcb5f06f8a7c338827432c809da"`
Oct 21 21:23:42.476 INFO kablam! usermod: no changes
Oct 21 21:23:42.536 INFO kablam!     Checking mio_test v0.1.0 (/source)
Oct 21 21:23:43.544 INFO kablam! warning: unused import: `Event`
Oct 21 21:23:43.544 INFO kablam!  --> src/main.rs:2:40
Oct 21 21:23:43.545 INFO kablam!   |
Oct 21 21:23:43.545 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Oct 21 21:23:43.545 INFO kablam!   |                                        ^^^^^
Oct 21 21:23:43.545 INFO kablam!   |
Oct 21 21:23:43.545 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:23:43.545 INFO kablam! 
Oct 21 21:23:43.546 INFO kablam! warning: unused import: `TcpStream`
Oct 21 21:23:43.546 INFO kablam!  --> src/main.rs:3:29
Oct 21 21:23:43.546 INFO kablam!   |
Oct 21 21:23:43.546 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Oct 21 21:23:43.546 INFO kablam!   |                             ^^^^^^^^^
Oct 21 21:23:43.546 INFO kablam! 
Oct 21 21:23:43.595 INFO kablam! warning: unused import: `Event`
Oct 21 21:23:43.595 INFO kablam!  --> src/main.rs:2:40
Oct 21 21:23:43.595 INFO kablam!   |
Oct 21 21:23:43.595 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Oct 21 21:23:43.596 INFO kablam!   |                                        ^^^^^
Oct 21 21:23:43.596 INFO kablam!   |
Oct 21 21:23:43.596 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:23:43.596 INFO kablam! 
Oct 21 21:23:43.596 INFO kablam! warning: unused import: `TcpStream`
Oct 21 21:23:43.597 INFO kablam!  --> src/main.rs:3:29
Oct 21 21:23:43.597 INFO kablam!   |
Oct 21 21:23:43.597 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Oct 21 21:23:43.597 INFO kablam!   |                             ^^^^^^^^^
Oct 21 21:23:43.597 INFO kablam! 
Oct 21 21:23:43.608 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 21:23:43.608 INFO kablam!   --> src/main.rs:98:5
Oct 21 21:23:43.608 INFO kablam!    |
Oct 21 21:23:43.608 INFO kablam! 98 |     run();
Oct 21 21:23:43.608 INFO kablam!    |     ^^^^^^
Oct 21 21:23:43.608 INFO kablam!    |
Oct 21 21:23:43.608 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 21:23:43.608 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 21:23:43.608 INFO kablam! 
Oct 21 21:23:43.698 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 21 21:23:43.698 INFO kablam!   --> src/main.rs:98:5
Oct 21 21:23:43.698 INFO kablam!    |
Oct 21 21:23:43.698 INFO kablam! 98 |     run();
Oct 21 21:23:43.698 INFO kablam!    |     ^^^^^^
Oct 21 21:23:43.698 INFO kablam!    |
Oct 21 21:23:43.698 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 21 21:23:43.698 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 21 21:23:43.698 INFO kablam! 
Oct 21 21:23:43.725 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Oct 21 21:23:43.732 INFO kablam! su: No module specific data is present
Oct 21 21:23:44.221 INFO running `"docker" "rm" "-f" "9f176002c315e352c5134b1371c932bf5877edcb5f06f8a7c338827432c809da"`
Oct 21 21:23:44.428 INFO blam! 9f176002c315e352c5134b1371c932bf5877edcb5f06f8a7c338827432c809da