Nov 01 00:27:01.793 INFO checking mtmccarthy/pop3 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 00:27:01.793 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 00:27:02.198 INFO blam! 878dd89d651b7b4936514c50b4f27a843b4be3db3488bd2ad863e8886dfdad88
Nov 01 00:27:02.198 INFO running `"docker" "start" "-a" "878dd89d651b7b4936514c50b4f27a843b4be3db3488bd2ad863e8886dfdad88"`
Nov 01 00:27:03.636 INFO kablam! usermod: no changes
Nov 01 00:27:03.720 INFO kablam!     Checking pop3 v0.1.0 (/source)
Nov 01 00:27:04.381 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:27:04.381 INFO kablam!   --> src/pop3/pop3client.rs:16:5
Nov 01 00:27:04.381 INFO kablam!    |
Nov 01 00:27:04.381 INFO kablam! 16 |     stream.flush();
Nov 01 00:27:04.381 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 01 00:27:04.381 INFO kablam!    |
Nov 01 00:27:04.381 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 00:27:04.381 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:27:04.381 INFO kablam! 
Nov 01 00:27:04.388 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:27:04.388 INFO kablam!   --> src/pop3/pop3client.rs:42:5
Nov 01 00:27:04.388 INFO kablam!    |
Nov 01 00:27:04.388 INFO kablam! 42 |     stream.write(b"STAT");
Nov 01 00:27:04.388 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.388 INFO kablam!    |
Nov 01 00:27:04.388 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:27:04.388 INFO kablam! 
Nov 01 00:27:04.524 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:27:04.524 INFO kablam!   --> src/pop3/pop3client.rs:16:5
Nov 01 00:27:04.524 INFO kablam!    |
Nov 01 00:27:04.524 INFO kablam! 16 |     stream.flush();
Nov 01 00:27:04.524 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 01 00:27:04.524 INFO kablam!    |
Nov 01 00:27:04.524 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 00:27:04.524 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:27:04.524 INFO kablam! 
Nov 01 00:27:04.525 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 00:27:04.525 INFO kablam!   --> src/pop3/pop3client.rs:42:5
Nov 01 00:27:04.525 INFO kablam!    |
Nov 01 00:27:04.525 INFO kablam! 42 |     stream.write(b"STAT");
Nov 01 00:27:04.525 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.525 INFO kablam!    |
Nov 01 00:27:04.525 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 00:27:04.525 INFO kablam! 
Nov 01 00:27:04.884 INFO kablam! warning: unused import: `pop3::pop3::pop3client::send_stat`
Nov 01 00:27:04.884 INFO kablam!  --> src/main.rs:4:5
Nov 01 00:27:04.884 INFO kablam!   |
Nov 01 00:27:04.884 INFO kablam! 4 | use pop3::pop3::pop3client::send_stat;
Nov 01 00:27:04.884 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.884 INFO kablam!   |
Nov 01 00:27:04.884 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 00:27:04.884 INFO kablam! 
Nov 01 00:27:04.884 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 01 00:27:04.884 INFO kablam!  --> src/main.rs:6:5
Nov 01 00:27:04.884 INFO kablam!   |
Nov 01 00:27:04.884 INFO kablam! 6 | use std::io::prelude::*;
Nov 01 00:27:04.884 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.884 INFO kablam! 
Nov 01 00:27:04.932 INFO kablam! warning: unused import: `pop3::pop3::pop3client::send_stat`
Nov 01 00:27:04.932 INFO kablam!  --> src/main.rs:4:5
Nov 01 00:27:04.932 INFO kablam!   |
Nov 01 00:27:04.932 INFO kablam! 4 | use pop3::pop3::pop3client::send_stat;
Nov 01 00:27:04.932 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.932 INFO kablam!   |
Nov 01 00:27:04.932 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 00:27:04.932 INFO kablam! 
Nov 01 00:27:04.932 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 01 00:27:04.932 INFO kablam!  --> src/main.rs:6:5
Nov 01 00:27:04.932 INFO kablam!   |
Nov 01 00:27:04.932 INFO kablam! 6 | use std::io::prelude::*;
Nov 01 00:27:04.932 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Nov 01 00:27:04.932 INFO kablam! 
Nov 01 00:27:05.044 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Nov 01 00:27:05.050 INFO kablam! su: No module specific data is present
Nov 01 00:27:06.206 INFO running `"docker" "rm" "-f" "878dd89d651b7b4936514c50b4f27a843b4be3db3488bd2ad863e8886dfdad88"`
Nov 01 00:27:06.530 INFO blam! 878dd89d651b7b4936514c50b4f27a843b4be3db3488bd2ad863e8886dfdad88