Aug 31 22:00:19.696 INFO checking mai-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 22:00:19.696 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 22:00:19.696 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 22:00:19.862 INFO blam! 04a195d089c274fe2f4d676c55bf13d6b0c84cd9ae4a0d569ea9945f89a22f3f
Aug 31 22:00:19.864 INFO running `"docker" "start" "-a" "04a195d089c274fe2f4d676c55bf13d6b0c84cd9ae4a0d569ea9945f89a22f3f"`
Aug 31 22:00:20.519 INFO kablam!     Checking lifeguard v0.5.2
Aug 31 22:00:21.153 INFO kablam!     Checking mai v0.1.0 (file:///source)
Aug 31 22:00:22.910 INFO kablam! warning: unused import: `Evented`
Aug 31 22:00:22.910 INFO kablam!  --> src/protocol_engine.rs:1:11
Aug 31 22:00:22.910 INFO kablam!   |
Aug 31 22:00:22.910 INFO kablam! 1 | use mio::{Evented, EventSet, PollOpt, Token};
Aug 31 22:00:22.910 INFO kablam!   |           ^^^^^^^
Aug 31 22:00:22.910 INFO kablam!   |
Aug 31 22:00:22.910 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:00:22.911 INFO kablam! 
Aug 31 22:00:22.911 INFO kablam! warning: unused import: `Recycleable`
Aug 31 22:00:22.911 INFO kablam!  --> src/protocol_engine.rs:5:23
Aug 31 22:00:22.911 INFO kablam!   |
Aug 31 22:00:22.911 INFO kablam! 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
Aug 31 22:00:22.911 INFO kablam!   |                       ^^^^^^^^^^^
Aug 31 22:00:22.911 INFO kablam! 
Aug 31 22:00:22.911 INFO kablam! warning: unused import: `Read`
Aug 31 22:00:22.911 INFO kablam!  --> src/protocol_engine.rs:8:21
Aug 31 22:00:22.911 INFO kablam!   |
Aug 31 22:00:22.911 INFO kablam! 8 | use std::io::{self, Read, Write};
Aug 31 22:00:22.911 INFO kablam!   |                     ^^^^
Aug 31 22:00:22.911 INFO kablam! 
Aug 31 22:00:22.911 INFO kablam! warning: unused import: `Write`
Aug 31 22:00:22.911 INFO kablam!  --> src/protocol_engine.rs:8:27
Aug 31 22:00:22.911 INFO kablam!   |
Aug 31 22:00:22.911 INFO kablam! 8 | use std::io::{self, Read, Write};
Aug 31 22:00:22.911 INFO kablam!   |                           ^^^^^
Aug 31 22:00:22.911 INFO kablam! 
Aug 31 22:00:22.937 INFO kablam! warning: unused import: `Evented`
Aug 31 22:00:22.937 INFO kablam!  --> src/protocol_engine.rs:1:11
Aug 31 22:00:22.938 INFO kablam!   |
Aug 31 22:00:22.938 INFO kablam! 1 | use mio::{Evented, EventSet, PollOpt, Token};
Aug 31 22:00:22.938 INFO kablam!   |           ^^^^^^^
Aug 31 22:00:22.938 INFO kablam!   |
Aug 31 22:00:22.938 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:00:22.938 INFO kablam! 
Aug 31 22:00:22.938 INFO kablam! warning: unused import: `Recycleable`
Aug 31 22:00:22.938 INFO kablam!  --> src/protocol_engine.rs:5:23
Aug 31 22:00:22.938 INFO kablam!   |
Aug 31 22:00:22.938 INFO kablam! 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
Aug 31 22:00:22.938 INFO kablam!   |                       ^^^^^^^^^^^
Aug 31 22:00:22.938 INFO kablam! 
Aug 31 22:00:22.938 INFO kablam! warning: unused import: `Read`
Aug 31 22:00:22.938 INFO kablam!  --> src/protocol_engine.rs:8:21
Aug 31 22:00:22.938 INFO kablam!   |
Aug 31 22:00:22.938 INFO kablam! 8 | use std::io::{self, Read, Write};
Aug 31 22:00:22.938 INFO kablam!   |                     ^^^^
Aug 31 22:00:22.938 INFO kablam! 
Aug 31 22:00:22.939 INFO kablam! warning: unused import: `Write`
Aug 31 22:00:22.939 INFO kablam!  --> src/protocol_engine.rs:8:27
Aug 31 22:00:22.939 INFO kablam!   |
Aug 31 22:00:22.939 INFO kablam! 8 | use std::io::{self, Read, Write};
Aug 31 22:00:22.939 INFO kablam!   |                           ^^^^^
Aug 31 22:00:22.939 INFO kablam! 
Aug 31 22:00:23.046 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.046 INFO kablam!    --> src/evented_frame_stream.rs:215:9
Aug 31 22:00:23.046 INFO kablam!     |
Aug 31 22:00:23.046 INFO kablam! 215 |     let mut outbox = self.outbox(outbox_pool);
Aug 31 22:00:23.046 INFO kablam!     |         ----^^^^^^
Aug 31 22:00:23.046 INFO kablam!     |         |
Aug 31 22:00:23.046 INFO kablam!     |         help: remove this `mut`
Aug 31 22:00:23.046 INFO kablam!     |
Aug 31 22:00:23.046 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 22:00:23.046 INFO kablam! 
Aug 31 22:00:23.069 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.069 INFO kablam!    --> src/evented_frame_stream.rs:215:9
Aug 31 22:00:23.069 INFO kablam!     |
Aug 31 22:00:23.069 INFO kablam! 215 |     let mut outbox = self.outbox(outbox_pool);
Aug 31 22:00:23.070 INFO kablam!     |         ----^^^^^^
Aug 31 22:00:23.070 INFO kablam!     |         |
Aug 31 22:00:23.070 INFO kablam!     |         help: remove this `mut`
Aug 31 22:00:23.070 INFO kablam!     |
Aug 31 22:00:23.070 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 22:00:23.070 INFO kablam! 
Aug 31 22:00:23.076 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.076 INFO kablam!    --> src/protocol_engine.rs:131:12
Aug 31 22:00:23.076 INFO kablam!     |
Aug 31 22:00:23.076 INFO kablam! 131 |        let mut stream_session: &mut StreamSession<P> = stream_session.unwrap();
Aug 31 22:00:23.076 INFO kablam!     |            ----^^^^^^^^^^^^^^
Aug 31 22:00:23.076 INFO kablam!     |            |
Aug 31 22:00:23.076 INFO kablam!     |            help: remove this `mut`
Aug 31 22:00:23.076 INFO kablam! 
Aug 31 22:00:23.076 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.076 INFO kablam!    --> src/protocol_engine.rs:133:22
Aug 31 22:00:23.077 INFO kablam!     |
Aug 31 22:00:23.077 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Aug 31 22:00:23.077 INFO kablam!     |                      ----^^^^^^^
Aug 31 22:00:23.077 INFO kablam!     |                      |
Aug 31 22:00:23.077 INFO kablam!     |                      help: remove this `mut`
Aug 31 22:00:23.077 INFO kablam! 
Aug 31 22:00:23.077 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.077 INFO kablam!    --> src/protocol_engine.rs:133:13
Aug 31 22:00:23.077 INFO kablam!     |
Aug 31 22:00:23.077 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Aug 31 22:00:23.077 INFO kablam!     |             ----^^^
Aug 31 22:00:23.077 INFO kablam!     |             |
Aug 31 22:00:23.077 INFO kablam!     |             help: remove this `mut`
Aug 31 22:00:23.077 INFO kablam! 
Aug 31 22:00:23.095 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.095 INFO kablam!    --> src/protocol_engine.rs:131:12
Aug 31 22:00:23.095 INFO kablam!     |
Aug 31 22:00:23.095 INFO kablam! 131 |        let mut stream_session: &mut StreamSession<P> = stream_session.unwrap();
Aug 31 22:00:23.095 INFO kablam!     |            ----^^^^^^^^^^^^^^
Aug 31 22:00:23.095 INFO kablam!     |            |
Aug 31 22:00:23.095 INFO kablam!     |            help: remove this `mut`
Aug 31 22:00:23.095 INFO kablam! 
Aug 31 22:00:23.096 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.096 INFO kablam!    --> src/protocol_engine.rs:133:13
Aug 31 22:00:23.096 INFO kablam!     |
Aug 31 22:00:23.096 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Aug 31 22:00:23.096 INFO kablam!     |             ----^^^
Aug 31 22:00:23.096 INFO kablam!     |             |
Aug 31 22:00:23.096 INFO kablam!     |             help: remove this `mut`
Aug 31 22:00:23.096 INFO kablam! 
Aug 31 22:00:23.096 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.096 INFO kablam!    --> src/protocol_engine.rs:133:22
Aug 31 22:00:23.096 INFO kablam!     |
Aug 31 22:00:23.096 INFO kablam! 133 |        let (mut efs, mut session) = stream_session.components();
Aug 31 22:00:23.096 INFO kablam!     |                      ----^^^^^^^
Aug 31 22:00:23.096 INFO kablam!     |                      |
Aug 31 22:00:23.096 INFO kablam!     |                      help: remove this `mut`
Aug 31 22:00:23.096 INFO kablam! 
Aug 31 22:00:23.154 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.154 INFO kablam!    --> src/protocol_engine.rs:531:26
Aug 31 22:00:23.154 INFO kablam!     |
Aug 31 22:00:23.154 INFO kablam! 531 |     let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
Aug 31 22:00:23.154 INFO kablam!     |                          ----^^^^^^^^^^^^
Aug 31 22:00:23.154 INFO kablam!     |                          |
Aug 31 22:00:23.154 INFO kablam!     |                          help: remove this `mut`
Aug 31 22:00:23.154 INFO kablam! 
Aug 31 22:00:23.165 INFO kablam! warning: variable does not need to be mutable
Aug 31 22:00:23.165 INFO kablam!    --> src/protocol_engine.rs:531:26
Aug 31 22:00:23.165 INFO kablam!     |
Aug 31 22:00:23.165 INFO kablam! 531 |     let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
Aug 31 22:00:23.165 INFO kablam!     |                          ----^^^^^^^^^^^^
Aug 31 22:00:23.165 INFO kablam!     |                          |
Aug 31 22:00:23.165 INFO kablam!     |                          help: remove this `mut`
Aug 31 22:00:23.165 INFO kablam! 
Aug 31 22:00:24.674 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.20s
Aug 31 22:00:24.679 INFO kablam! su: No module specific data is present
Aug 31 22:00:25.128 INFO running `"docker" "rm" "-f" "04a195d089c274fe2f4d676c55bf13d6b0c84cd9ae4a0d569ea9945f89a22f3f"`
Aug 31 22:00:25.232 INFO blam! 04a195d089c274fe2f4d676c55bf13d6b0c84cd9ae4a0d569ea9945f89a22f3f