Oct 27 11:31:41.523 INFO checking Hevienz/mio_test against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 11:31:41.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-1/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 11:31:41.860 INFO blam! cba3c3fc3ec3c5beec760af1bf7490ed319e5d5d071bec2f4b5149a483129860
Oct 27 11:31:41.863 INFO running `"docker" "start" "-a" "cba3c3fc3ec3c5beec760af1bf7490ed319e5d5d071bec2f4b5149a483129860"`
Oct 27 11:31:43.107 INFO kablam! usermod: no changes
Oct 27 11:31:43.175 INFO kablam!     Checking mio_test v0.1.0 (/source)
Oct 27 11:31:44.421 INFO kablam! warning: unused import: `Event`
Oct 27 11:31:44.422 INFO kablam!  --> src/main.rs:2:40
Oct 27 11:31:44.422 INFO kablam!   |
Oct 27 11:31:44.423 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Oct 27 11:31:44.423 INFO kablam!   |                                        ^^^^^
Oct 27 11:31:44.423 INFO kablam!   |
Oct 27 11:31:44.423 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 11:31:44.424 INFO kablam! 
Oct 27 11:31:44.424 INFO kablam! warning: unused import: `TcpStream`
Oct 27 11:31:44.424 INFO kablam!  --> src/main.rs:3:29
Oct 27 11:31:44.424 INFO kablam!   |
Oct 27 11:31:44.424 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Oct 27 11:31:44.425 INFO kablam!   |                             ^^^^^^^^^
Oct 27 11:31:44.425 INFO kablam! 
Oct 27 11:31:44.447 INFO kablam! warning: unused import: `Event`
Oct 27 11:31:44.447 INFO kablam!  --> src/main.rs:2:40
Oct 27 11:31:44.447 INFO kablam!   |
Oct 27 11:31:44.448 INFO kablam! 2 | use mio::{Token, Poll, Ready, PollOpt, Event, Events};
Oct 27 11:31:44.448 INFO kablam!   |                                        ^^^^^
Oct 27 11:31:44.448 INFO kablam!   |
Oct 27 11:31:44.448 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 11:31:44.449 INFO kablam! 
Oct 27 11:31:44.449 INFO kablam! warning: unused import: `TcpStream`
Oct 27 11:31:44.449 INFO kablam!  --> src/main.rs:3:29
Oct 27 11:31:44.449 INFO kablam!   |
Oct 27 11:31:44.450 INFO kablam! 3 | use mio::net::{TcpListener, TcpStream};
Oct 27 11:31:44.450 INFO kablam!   |                             ^^^^^^^^^
Oct 27 11:31:44.450 INFO kablam! 
Oct 27 11:31:44.535 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 11:31:44.535 INFO kablam!   --> src/main.rs:98:5
Oct 27 11:31:44.535 INFO kablam!    |
Oct 27 11:31:44.536 INFO kablam! 98 |     run();
Oct 27 11:31:44.536 INFO kablam!    |     ^^^^^^
Oct 27 11:31:44.536 INFO kablam!    |
Oct 27 11:31:44.537 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 27 11:31:44.537 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 11:31:44.537 INFO kablam! 
Oct 27 11:31:44.651 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 27 11:31:44.651 INFO kablam!   --> src/main.rs:98:5
Oct 27 11:31:44.652 INFO kablam!    |
Oct 27 11:31:44.652 INFO kablam! 98 |     run();
Oct 27 11:31:44.652 INFO kablam!    |     ^^^^^^
Oct 27 11:31:44.652 INFO kablam!    |
Oct 27 11:31:44.653 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 27 11:31:44.653 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 27 11:31:44.653 INFO kablam! 
Oct 27 11:31:44.671 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Oct 27 11:31:44.675 INFO kablam! su: No module specific data is present
Oct 27 11:31:45.456 INFO running `"docker" "rm" "-f" "cba3c3fc3ec3c5beec760af1bf7490ed319e5d5d071bec2f4b5149a483129860"`
Oct 27 11:31:45.851 INFO blam! cba3c3fc3ec3c5beec760af1bf7490ed319e5d5d071bec2f4b5149a483129860