Aug 18 01:53:17.526 INFO checking chan-0.1.23 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 18 01:53:17.526 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 01:53:17.526 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 01:53:17.526 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 01:53:17.770 INFO blam! 70d522fb8bb46a627d9ae192314a6d42ff3bec5326287a14aeaad6706ef9e944
Aug 18 01:53:17.773 INFO running `"docker" "start" "-a" "70d522fb8bb46a627d9ae192314a6d42ff3bec5326287a14aeaad6706ef9e944"`
Aug 18 01:53:19.250 INFO kablam!     Checking chan v0.1.23 (file:///source)
Aug 18 01:53:25.706 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.706 INFO kablam!    --> benches/throughput.rs:112:21
Aug 18 01:53:25.706 INFO kablam!     |
Aug 18 01:53:25.706 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.706 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.706 INFO kablam!     |                     |
Aug 18 01:53:25.706 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.706 INFO kablam! ...
Aug 18 01:53:25.706 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Aug 18 01:53:25.706 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.707 INFO kablam!     |
Aug 18 01:53:25.707 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 18 01:53:25.707 INFO kablam! 
Aug 18 01:53:25.707 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.707 INFO kablam!    --> benches/throughput.rs:112:21
Aug 18 01:53:25.707 INFO kablam!     |
Aug 18 01:53:25.707 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.707 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.707 INFO kablam!     |                     |
Aug 18 01:53:25.707 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.707 INFO kablam! ...
Aug 18 01:53:25.708 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Aug 18 01:53:25.708 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.708 INFO kablam! 
Aug 18 01:53:25.729 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.729 INFO kablam!    --> benches/throughput.rs:112:21
Aug 18 01:53:25.729 INFO kablam!     |
Aug 18 01:53:25.729 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.729 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.729 INFO kablam!     |                     |
Aug 18 01:53:25.729 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.729 INFO kablam! ...
Aug 18 01:53:25.729 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Aug 18 01:53:25.729 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Aug 18 01:53:25.729 INFO kablam! 
Aug 18 01:53:25.749 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.749 INFO kablam!    --> benches/throughput.rs:112:21
Aug 18 01:53:25.749 INFO kablam!     |
Aug 18 01:53:25.749 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.749 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.749 INFO kablam!     |                     |
Aug 18 01:53:25.749 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.749 INFO kablam! ...
Aug 18 01:53:25.749 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Aug 18 01:53:25.749 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.749 INFO kablam! 
Aug 18 01:53:25.778 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.778 INFO kablam!    --> benches/throughput.rs:112:21
Aug 18 01:53:25.778 INFO kablam!     |
Aug 18 01:53:25.778 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.778 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.778 INFO kablam!     |                     |
Aug 18 01:53:25.778 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.778 INFO kablam! ...
Aug 18 01:53:25.778 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Aug 18 01:53:25.778 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.778 INFO kablam! 
Aug 18 01:53:25.818 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.818 INFO kablam!    --> benches/throughput.rs:182:21
Aug 18 01:53:25.818 INFO kablam!     |
Aug 18 01:53:25.818 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.819 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.819 INFO kablam!     |                     |
Aug 18 01:53:25.819 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.819 INFO kablam! ...
Aug 18 01:53:25.819 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Aug 18 01:53:25.819 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Aug 18 01:53:25.819 INFO kablam! 
Aug 18 01:53:25.855 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.855 INFO kablam!    --> benches/throughput.rs:182:21
Aug 18 01:53:25.855 INFO kablam!     |
Aug 18 01:53:25.855 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.855 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.855 INFO kablam!     |                     |
Aug 18 01:53:25.855 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.855 INFO kablam! ...
Aug 18 01:53:25.855 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Aug 18 01:53:25.855 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.855 INFO kablam! 
Aug 18 01:53:25.868 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.868 INFO kablam!    --> benches/throughput.rs:182:21
Aug 18 01:53:25.868 INFO kablam!     |
Aug 18 01:53:25.868 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.868 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.868 INFO kablam!     |                     |
Aug 18 01:53:25.868 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.868 INFO kablam! ...
Aug 18 01:53:25.868 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Aug 18 01:53:25.868 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.868 INFO kablam! 
Aug 18 01:53:25.882 INFO kablam! warning: variable does not need to be mutable
Aug 18 01:53:25.882 INFO kablam!    --> benches/throughput.rs:182:21
Aug 18 01:53:25.882 INFO kablam!     |
Aug 18 01:53:25.882 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 18 01:53:25.882 INFO kablam!     |                     ----^^^^
Aug 18 01:53:25.882 INFO kablam!     |                     |
Aug 18 01:53:25.882 INFO kablam!     |                     help: remove this `mut`
Aug 18 01:53:25.882 INFO kablam! ...
Aug 18 01:53:25.882 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Aug 18 01:53:25.882 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Aug 18 01:53:25.882 INFO kablam! 
Aug 18 01:53:27.457 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.36s
Aug 18 01:53:27.488 INFO kablam! su: No module specific data is present
Aug 18 01:53:27.985 INFO running `"docker" "rm" "-f" "70d522fb8bb46a627d9ae192314a6d42ff3bec5326287a14aeaad6706ef9e944"`
Aug 18 01:53:28.171 INFO blam! 70d522fb8bb46a627d9ae192314a6d42ff3bec5326287a14aeaad6706ef9e944