Dec 18 07:18:50.403 INFO checking Hevienz/mio_test against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:18:50.403 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Hevienz/mio_test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:18:50.570 INFO [stdout] 5066a5b4f4e6dd55357297dbc7960b8dc5e4a4f3645d07fdd27b67d840453757
Dec 18 07:18:50.572 INFO running `"docker" "start" "-a" "5066a5b4f4e6dd55357297dbc7960b8dc5e4a4f3645d07fdd27b67d840453757"`
Dec 18 07:18:51.424 INFO [stderr]     Checking mio v0.6.14
Dec 18 07:18:52.811 INFO [stderr]     Checking mio_test v0.1.0 (/opt/crater/workdir)
Dec 18 07:18:53.084 INFO [stderr] warning: unused import: `Event`
Dec 18 07:18:53.084 INFO [stderr]  --> src/main.rs:2:40
Dec 18 07:18:53.084 INFO [stderr]   |
Dec 18 07:18:53.084 INFO [stderr] 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Dec 18 07:18:53.084 INFO [stderr]   |                                        ^^^^^
Dec 18 07:18:53.084 INFO [stderr]   |
Dec 18 07:18:53.084 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:18:53.084 INFO [stderr] 
Dec 18 07:18:53.084 INFO [stderr] warning: unused import: `TcpStream`
Dec 18 07:18:53.084 INFO [stderr]  --> src/main.rs:3:29
Dec 18 07:18:53.084 INFO [stderr]   |
Dec 18 07:18:53.084 INFO [stderr] 3 | use mio::net::{TcpListener, TcpStream};
Dec 18 07:18:53.084 INFO [stderr]   |                             ^^^^^^^^^
Dec 18 07:18:53.084 INFO [stderr] 
Dec 18 07:18:53.096 INFO [stderr] warning: unused import: `Event`
Dec 18 07:18:53.096 INFO [stderr]  --> src/main.rs:2:40
Dec 18 07:18:53.096 INFO [stderr]   |
Dec 18 07:18:53.096 INFO [stderr] 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Dec 18 07:18:53.096 INFO [stderr]   |                                        ^^^^^
Dec 18 07:18:53.096 INFO [stderr]   |
Dec 18 07:18:53.096 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:18:53.096 INFO [stderr] 
Dec 18 07:18:53.096 INFO [stderr] warning: unused import: `TcpStream`
Dec 18 07:18:53.096 INFO [stderr]  --> src/main.rs:3:29
Dec 18 07:18:53.096 INFO [stderr]   |
Dec 18 07:18:53.096 INFO [stderr] 3 | use mio::net::{TcpListener, TcpStream};
Dec 18 07:18:53.096 INFO [stderr]   |                             ^^^^^^^^^
Dec 18 07:18:53.096 INFO [stderr] 
Dec 18 07:18:53.184 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:18:53.184 INFO [stderr]   --> src/main.rs:98:5
Dec 18 07:18:53.184 INFO [stderr]    |
Dec 18 07:18:53.184 INFO [stderr] 98 |     run();
Dec 18 07:18:53.184 INFO [stderr]    |     ^^^^^^
Dec 18 07:18:53.184 INFO [stderr]    |
Dec 18 07:18:53.184 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 07:18:53.184 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:18:53.184 INFO [stderr] 
Dec 18 07:18:53.184 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:18:53.184 INFO [stderr]   --> src/main.rs:98:5
Dec 18 07:18:53.184 INFO [stderr]    |
Dec 18 07:18:53.184 INFO [stderr] 98 |     run();
Dec 18 07:18:53.184 INFO [stderr]    |     ^^^^^^
Dec 18 07:18:53.184 INFO [stderr]    |
Dec 18 07:18:53.184 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 07:18:53.184 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:18:53.184 INFO [stderr] 
Dec 18 07:18:53.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Dec 18 07:18:53.682 INFO running `"docker" "inspect" "5066a5b4f4e6dd55357297dbc7960b8dc5e4a4f3645d07fdd27b67d840453757"`
Dec 18 07:18:53.848 INFO running `"docker" "rm" "-f" "5066a5b4f4e6dd55357297dbc7960b8dc5e4a4f3645d07fdd27b67d840453757"`
Dec 18 07:18:53.980 INFO [stdout] 5066a5b4f4e6dd55357297dbc7960b8dc5e4a4f3645d07fdd27b67d840453757