Oct 12 18:53:19.874 INFO checking knknkn1162/rust_server_test against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:53:19.875 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 18:53:20.155 INFO blam! c5d5a7eaa524b83bcca3445c004fc3cdb252f212f7cb68e26c6ccde11f2c82e4
Oct 12 18:53:20.157 INFO running `"docker" "start" "-a" "c5d5a7eaa524b83bcca3445c004fc3cdb252f212f7cb68e26c6ccde11f2c82e4"`
Oct 12 18:53:20.828 INFO kablam! usermod: no changes
Oct 12 18:53:20.973 INFO kablam!     Checking env_logger v0.4.3
Oct 12 18:53:20.974 INFO kablam!     Checking tokio-proto v0.1.1
Oct 12 18:53:23.432 INFO kablam!     Checking simple_line v0.1.0 (/source)
Oct 12 18:53:24.365 INFO kablam! warning: unused import: `Future`
Oct 12 18:53:24.365 INFO kablam!   --> src/main.rs:16:23
Oct 12 18:53:24.366 INFO kablam!    |
Oct 12 18:53:24.366 INFO kablam! 16 | use futures::{future, Future};
Oct 12 18:53:24.366 INFO kablam!    |                       ^^^^^^
Oct 12 18:53:24.366 INFO kablam!    |
Oct 12 18:53:24.367 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 18:53:24.367 INFO kablam! 
Oct 12 18:53:24.375 INFO kablam! warning: unused import: `Future`
Oct 12 18:53:24.375 INFO kablam!   --> src/main.rs:16:23
Oct 12 18:53:24.375 INFO kablam!    |
Oct 12 18:53:24.375 INFO kablam! 16 | use futures::{future, Future};
Oct 12 18:53:24.375 INFO kablam!    |                       ^^^^^^
Oct 12 18:53:24.375 INFO kablam!    |
Oct 12 18:53:24.375 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 18:53:24.375 INFO kablam! 
Oct 12 18:53:24.385 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:53:24.386 INFO kablam!    --> src/main.rs:151:9
Oct 12 18:53:24.386 INFO kablam!     |
Oct 12 18:53:24.386 INFO kablam! 151 |     let mut server = TcpServer::new(Http, addr);
Oct 12 18:53:24.386 INFO kablam!     |         ----^^^^^^
Oct 12 18:53:24.386 INFO kablam!     |         |
Oct 12 18:53:24.387 INFO kablam!     |         help: remove this `mut`
Oct 12 18:53:24.387 INFO kablam!     |
Oct 12 18:53:24.387 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 18:53:24.387 INFO kablam! 
Oct 12 18:53:24.395 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:53:24.396 INFO kablam!    --> src/main.rs:151:9
Oct 12 18:53:24.396 INFO kablam!     |
Oct 12 18:53:24.396 INFO kablam! 151 |     let mut server = TcpServer::new(Http, addr);
Oct 12 18:53:24.396 INFO kablam!     |         ----^^^^^^
Oct 12 18:53:24.396 INFO kablam!     |         |
Oct 12 18:53:24.397 INFO kablam!     |         help: remove this `mut`
Oct 12 18:53:24.397 INFO kablam!     |
Oct 12 18:53:24.397 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 18:53:24.397 INFO kablam! 
Oct 12 18:53:24.412 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
Oct 12 18:53:24.416 INFO kablam! su: No module specific data is present
Oct 12 18:53:24.789 INFO running `"docker" "rm" "-f" "c5d5a7eaa524b83bcca3445c004fc3cdb252f212f7cb68e26c6ccde11f2c82e4"`
Oct 12 18:53:25.000 INFO blam! c5d5a7eaa524b83bcca3445c004fc3cdb252f212f7cb68e26c6ccde11f2c82e4