Sep 21 07:17:07.353 INFO checking mai-0.1.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 07:17:07.353 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 07:17:07.353 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 07:17:07.504 INFO blam! cfce5ce64cfd14815592dee1a55fd15935eb037b6abab47e09915ad9bc9a72d3
Sep 21 07:17:07.506 INFO running `"docker" "start" "-a" "cfce5ce64cfd14815592dee1a55fd15935eb037b6abab47e09915ad9bc9a72d3"`
Sep 21 07:17:08.177 INFO kablam! usermod: no changes
Sep 21 07:17:08.297 INFO kablam!     Checking lifeguard v0.5.2
Sep 21 07:17:08.798 INFO kablam!     Checking mai v0.1.0 (/source)
Sep 21 07:17:10.204 INFO kablam! warning: unused import: `Evented`
Sep 21 07:17:10.204 INFO kablam!  --> src/protocol_engine.rs:1:11
Sep 21 07:17:10.204 INFO kablam!   |
Sep 21 07:17:10.205 INFO kablam! 1 | use mio::{Evented, EventSet, PollOpt, Token};
Sep 21 07:17:10.205 INFO kablam!   |           ^^^^^^^
Sep 21 07:17:10.205 INFO kablam!   |
Sep 21 07:17:10.205 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 07:17:10.205 INFO kablam! 
Sep 21 07:17:10.205 INFO kablam! warning: unused import: `Recycleable`
Sep 21 07:17:10.205 INFO kablam!  --> src/protocol_engine.rs:5:23
Sep 21 07:17:10.205 INFO kablam!   |
Sep 21 07:17:10.205 INFO kablam! 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
Sep 21 07:17:10.206 INFO kablam!   |                       ^^^^^^^^^^^
Sep 21 07:17:10.206 INFO kablam! 
Sep 21 07:17:10.206 INFO kablam! warning: unused import: `Read`
Sep 21 07:17:10.207 INFO kablam!  --> src/protocol_engine.rs:8:21
Sep 21 07:17:10.207 INFO kablam!   |
Sep 21 07:17:10.207 INFO kablam! 8 | use std::io::{self, Read, Write};
Sep 21 07:17:10.207 INFO kablam!   |                     ^^^^
Sep 21 07:17:10.207 INFO kablam! 
Sep 21 07:17:10.208 INFO kablam! warning: unused import: `Write`
Sep 21 07:17:10.208 INFO kablam!  --> src/protocol_engine.rs:8:27
Sep 21 07:17:10.208 INFO kablam!   |
Sep 21 07:17:10.208 INFO kablam! 8 | use std::io::{self, Read, Write};
Sep 21 07:17:10.208 INFO kablam!   |                           ^^^^^
Sep 21 07:17:10.209 INFO kablam! 
Sep 21 07:17:10.282 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.282 INFO kablam!    --> src/evented_frame_stream.rs:215:9
Sep 21 07:17:10.282 INFO kablam!     |
Sep 21 07:17:10.282 INFO kablam! 215 |     let mut outbox = self.outbox(outbox_pool);
Sep 21 07:17:10.282 INFO kablam!     |         ----^^^^^^
Sep 21 07:17:10.282 INFO kablam!     |         |
Sep 21 07:17:10.282 INFO kablam!     |         help: remove this `mut`
Sep 21 07:17:10.282 INFO kablam!     |
Sep 21 07:17:10.282 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 07:17:10.282 INFO kablam! 
Sep 21 07:17:10.298 INFO kablam! warning: unused import: `Evented`
Sep 21 07:17:10.298 INFO kablam!  --> src/protocol_engine.rs:1:11
Sep 21 07:17:10.298 INFO kablam!   |
Sep 21 07:17:10.298 INFO kablam! 1 | use mio::{Evented, EventSet, PollOpt, Token};
Sep 21 07:17:10.298 INFO kablam!   |           ^^^^^^^
Sep 21 07:17:10.298 INFO kablam!   |
Sep 21 07:17:10.298 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 07:17:10.298 INFO kablam! 
Sep 21 07:17:10.298 INFO kablam! warning: unused import: `Recycleable`
Sep 21 07:17:10.298 INFO kablam!  --> src/protocol_engine.rs:5:23
Sep 21 07:17:10.298 INFO kablam!   |
Sep 21 07:17:10.298 INFO kablam! 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
Sep 21 07:17:10.298 INFO kablam!   |                       ^^^^^^^^^^^
Sep 21 07:17:10.298 INFO kablam! 
Sep 21 07:17:10.298 INFO kablam! warning: unused import: `Read`
Sep 21 07:17:10.298 INFO kablam!  --> src/protocol_engine.rs:8:21
Sep 21 07:17:10.298 INFO kablam!   |
Sep 21 07:17:10.298 INFO kablam! 8 | use std::io::{self, Read, Write};
Sep 21 07:17:10.298 INFO kablam!   |                     ^^^^
Sep 21 07:17:10.298 INFO kablam! 
Sep 21 07:17:10.298 INFO kablam! warning: unused import: `Write`
Sep 21 07:17:10.298 INFO kablam!  --> src/protocol_engine.rs:8:27
Sep 21 07:17:10.298 INFO kablam!   |
Sep 21 07:17:10.298 INFO kablam! 8 | use std::io::{self, Read, Write};
Sep 21 07:17:10.298 INFO kablam!   |                           ^^^^^
Sep 21 07:17:10.298 INFO kablam! 
Sep 21 07:17:10.302 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.302 INFO kablam!    --> src/protocol_engine.rs:131:12
Sep 21 07:17:10.302 INFO kablam!     |
Sep 21 07:17:10.302 INFO kablam! 131 |        let mut stream_session: &mut StreamSession<P> = stream_session.unwrap();
Sep 21 07:17:10.302 INFO kablam!     |            ----^^^^^^^^^^^^^^
Sep 21 07:17:10.302 INFO kablam!     |            |
Sep 21 07:17:10.302 INFO kablam!     |            help: remove this `mut`
Sep 21 07:17:10.302 INFO kablam! 
Sep 21 07:17:10.302 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.302 INFO kablam!    --> src/protocol_engine.rs:133:22
Sep 21 07:17:10.302 INFO kablam!     |
Sep 21 07:17:10.302 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Sep 21 07:17:10.302 INFO kablam!     |                      ----^^^^^^^
Sep 21 07:17:10.302 INFO kablam!     |                      |
Sep 21 07:17:10.302 INFO kablam!     |                      help: remove this `mut`
Sep 21 07:17:10.302 INFO kablam! 
Sep 21 07:17:10.302 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.302 INFO kablam!    --> src/protocol_engine.rs:133:13
Sep 21 07:17:10.302 INFO kablam!     |
Sep 21 07:17:10.302 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Sep 21 07:17:10.302 INFO kablam!     |             ----^^^
Sep 21 07:17:10.302 INFO kablam!     |             |
Sep 21 07:17:10.302 INFO kablam!     |             help: remove this `mut`
Sep 21 07:17:10.302 INFO kablam! 
Sep 21 07:17:10.346 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.346 INFO kablam!    --> src/protocol_engine.rs:531:26
Sep 21 07:17:10.346 INFO kablam!     |
Sep 21 07:17:10.346 INFO kablam! 531 |     let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
Sep 21 07:17:10.346 INFO kablam!     |                          ----^^^^^^^^^^^^
Sep 21 07:17:10.346 INFO kablam!     |                          |
Sep 21 07:17:10.346 INFO kablam!     |                          help: remove this `mut`
Sep 21 07:17:10.346 INFO kablam! 
Sep 21 07:17:10.379 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.379 INFO kablam!    --> src/evented_frame_stream.rs:215:9
Sep 21 07:17:10.379 INFO kablam!     |
Sep 21 07:17:10.379 INFO kablam! 215 |     let mut outbox = self.outbox(outbox_pool);
Sep 21 07:17:10.379 INFO kablam!     |         ----^^^^^^
Sep 21 07:17:10.379 INFO kablam!     |         |
Sep 21 07:17:10.379 INFO kablam!     |         help: remove this `mut`
Sep 21 07:17:10.379 INFO kablam!     |
Sep 21 07:17:10.379 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 07:17:10.379 INFO kablam! 
Sep 21 07:17:10.398 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.398 INFO kablam!    --> src/protocol_engine.rs:131:12
Sep 21 07:17:10.398 INFO kablam!     |
Sep 21 07:17:10.398 INFO kablam! 131 |        let mut stream_session: &mut StreamSession<P> = stream_session.unwrap();
Sep 21 07:17:10.398 INFO kablam!     |            ----^^^^^^^^^^^^^^
Sep 21 07:17:10.398 INFO kablam!     |            |
Sep 21 07:17:10.398 INFO kablam!     |            help: remove this `mut`
Sep 21 07:17:10.398 INFO kablam! 
Sep 21 07:17:10.398 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.398 INFO kablam!    --> src/protocol_engine.rs:133:22
Sep 21 07:17:10.398 INFO kablam!     |
Sep 21 07:17:10.398 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Sep 21 07:17:10.398 INFO kablam!     |                      ----^^^^^^^
Sep 21 07:17:10.398 INFO kablam!     |                      |
Sep 21 07:17:10.398 INFO kablam!     |                      help: remove this `mut`
Sep 21 07:17:10.398 INFO kablam! 
Sep 21 07:17:10.398 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.398 INFO kablam!    --> src/protocol_engine.rs:133:13
Sep 21 07:17:10.398 INFO kablam!     |
Sep 21 07:17:10.398 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Sep 21 07:17:10.398 INFO kablam!     |             ----^^^
Sep 21 07:17:10.398 INFO kablam!     |             |
Sep 21 07:17:10.398 INFO kablam!     |             help: remove this `mut`
Sep 21 07:17:10.398 INFO kablam! 
Sep 21 07:17:10.440 INFO kablam! warning: variable does not need to be mutable
Sep 21 07:17:10.440 INFO kablam!    --> src/protocol_engine.rs:531:26
Sep 21 07:17:10.440 INFO kablam!     |
Sep 21 07:17:10.440 INFO kablam! 531 |     let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
Sep 21 07:17:10.440 INFO kablam!     |                          ----^^^^^^^^^^^^
Sep 21 07:17:10.440 INFO kablam!     |                          |
Sep 21 07:17:10.440 INFO kablam!     |                          help: remove this `mut`
Sep 21 07:17:10.440 INFO kablam! 
Sep 21 07:17:11.242 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
Sep 21 07:17:11.243 INFO kablam! su: No module specific data is present
Sep 21 07:17:11.972 INFO running `"docker" "rm" "-f" "cfce5ce64cfd14815592dee1a55fd15935eb037b6abab47e09915ad9bc9a72d3"`
Sep 21 07:17:12.076 INFO blam! cfce5ce64cfd14815592dee1a55fd15935eb037b6abab47e09915ad9bc9a72d3