Oct 12 22:31:26.163 INFO checking dmitryvm/websocket-server against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 22:31:26.164 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 22:31:26.682 INFO blam! a9ff1356535fb7a1251d76166f613668ee022bc954e99eb371e2d56e4cd07af4
Oct 12 22:31:26.686 INFO running `"docker" "start" "-a" "a9ff1356535fb7a1251d76166f613668ee022bc954e99eb371e2d56e4cd07af4"`
Oct 12 22:31:27.900 INFO kablam! usermod: no changes
Oct 12 22:31:28.056 INFO kablam!     Checking bitflags v0.1.1
Oct 12 22:31:28.056 INFO kablam!     Checking bytes v0.2.11
Oct 12 22:31:28.056 INFO kablam!    Compiling http-muncher v0.2.5
Oct 12 22:31:28.056 INFO kablam!     Checking winapi v0.1.23
Oct 12 22:31:29.115 INFO kablam!     Checking nix v0.3.10
Oct 12 22:31:32.240 INFO kablam!     Checking mio v0.4.4
Oct 12 22:31:33.505 INFO kablam!     Checking mudgate v0.1.0 (/source)
Oct 12 22:31:34.664 INFO kablam! warning: unused import: `std::error::Error`
Oct 12 22:31:34.664 INFO kablam!  --> src/frame.rs:3:5
Oct 12 22:31:34.664 INFO kablam!   |
Oct 12 22:31:34.664 INFO kablam! 3 | use std::error::Error;
Oct 12 22:31:34.664 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 12 22:31:34.664 INFO kablam!   |
Oct 12 22:31:34.664 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:31:34.664 INFO kablam! 
Oct 12 22:31:34.668 INFO kablam! warning: unused import: `std::error::Error`
Oct 12 22:31:34.668 INFO kablam!  --> src/frame.rs:3:5
Oct 12 22:31:34.668 INFO kablam!   |
Oct 12 22:31:34.668 INFO kablam! 3 | use std::error::Error;
Oct 12 22:31:34.668 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 12 22:31:34.668 INFO kablam!   |
Oct 12 22:31:34.668 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:31:34.668 INFO kablam! 
Oct 12 22:31:34.852 INFO kablam! warning: variable does not need to be mutable
Oct 12 22:31:34.852 INFO kablam!    --> src/main.rs:209:17
Oct 12 22:31:34.852 INFO kablam!     |
Oct 12 22:31:34.852 INFO kablam! 209 |             let mut client = self.clients.get_mut(&token).unwrap();
Oct 12 22:31:34.852 INFO kablam!     |                 ----^^^^^^
Oct 12 22:31:34.852 INFO kablam!     |                 |
Oct 12 22:31:34.852 INFO kablam!     |                 help: remove this `mut`
Oct 12 22:31:34.852 INFO kablam!     |
Oct 12 22:31:34.852 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 22:31:34.852 INFO kablam! 
Oct 12 22:31:34.876 INFO kablam! warning: method is never used: `get_opcode`
Oct 12 22:31:34.876 INFO kablam!    --> src/frame.rs:139:5
Oct 12 22:31:34.876 INFO kablam!     |
Oct 12 22:31:34.876 INFO kablam! 139 |     pub fn get_opcode(&self) -> OpCode {
Oct 12 22:31:34.876 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:31:34.876 INFO kablam!     |
Oct 12 22:31:34.876 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 12 22:31:34.876 INFO kablam! 
Oct 12 22:31:34.876 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 22:31:34.876 INFO kablam!    --> src/main.rs:234:5
Oct 12 22:31:34.876 INFO kablam!     |
Oct 12 22:31:34.876 INFO kablam! 234 |     event_loop.run(&mut server);
Oct 12 22:31:34.876 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:31:34.876 INFO kablam!     |
Oct 12 22:31:34.876 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 22:31:34.876 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 22:31:34.877 INFO kablam! 
Oct 12 22:31:35.056 INFO kablam! warning: variable does not need to be mutable
Oct 12 22:31:35.057 INFO kablam!    --> src/main.rs:209:17
Oct 12 22:31:35.057 INFO kablam!     |
Oct 12 22:31:35.057 INFO kablam! 209 |             let mut client = self.clients.get_mut(&token).unwrap();
Oct 12 22:31:35.057 INFO kablam!     |                 ----^^^^^^
Oct 12 22:31:35.057 INFO kablam!     |                 |
Oct 12 22:31:35.057 INFO kablam!     |                 help: remove this `mut`
Oct 12 22:31:35.057 INFO kablam!     |
Oct 12 22:31:35.057 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 22:31:35.057 INFO kablam! 
Oct 12 22:31:35.076 INFO kablam! warning: method is never used: `get_opcode`
Oct 12 22:31:35.076 INFO kablam!    --> src/frame.rs:139:5
Oct 12 22:31:35.076 INFO kablam!     |
Oct 12 22:31:35.076 INFO kablam! 139 |     pub fn get_opcode(&self) -> OpCode {
Oct 12 22:31:35.076 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:31:35.076 INFO kablam!     |
Oct 12 22:31:35.076 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 12 22:31:35.076 INFO kablam! 
Oct 12 22:31:35.076 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 22:31:35.076 INFO kablam!    --> src/main.rs:234:5
Oct 12 22:31:35.076 INFO kablam!     |
Oct 12 22:31:35.076 INFO kablam! 234 |     event_loop.run(&mut server);
Oct 12 22:31:35.076 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:31:35.076 INFO kablam!     |
Oct 12 22:31:35.076 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 22:31:35.076 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 22:31:35.076 INFO kablam! 
Oct 12 22:31:35.131 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
Oct 12 22:31:35.131 INFO kablam! su: No module specific data is present
Oct 12 22:31:35.898 INFO running `"docker" "rm" "-f" "a9ff1356535fb7a1251d76166f613668ee022bc954e99eb371e2d56e4cd07af4"`
Oct 12 22:31:36.240 INFO blam! a9ff1356535fb7a1251d76166f613668ee022bc954e99eb371e2d56e4cd07af4