Aug 30 21:45:23.019 INFO checking chan-0.1.23 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 21:45:23.019 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 21:45:23.019 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-3/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 21:45:23.190 INFO blam! 4d9800a4b27b73a80a36d42d99ec9a92ca9fee0d255a34cf94dcc9f62ef2be33
Aug 30 21:45:23.192 INFO running `"docker" "start" "-a" "4d9800a4b27b73a80a36d42d99ec9a92ca9fee0d255a34cf94dcc9f62ef2be33"`
Aug 30 21:45:24.119 INFO kablam!     Checking chan v0.1.23 (file:///source)
Aug 30 21:45:28.970 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:28.970 INFO kablam!    --> benches/throughput.rs:112:21
Aug 30 21:45:28.970 INFO kablam!     |
Aug 30 21:45:28.970 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:28.970 INFO kablam!     |                     ----^^^^
Aug 30 21:45:28.970 INFO kablam!     |                     |
Aug 30 21:45:28.971 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:28.971 INFO kablam! ...
Aug 30 21:45:28.971 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Aug 30 21:45:28.971 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:28.971 INFO kablam!     |
Aug 30 21:45:28.971 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 30 21:45:28.971 INFO kablam! 
Aug 30 21:45:28.972 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:28.972 INFO kablam!    --> benches/throughput.rs:112:21
Aug 30 21:45:28.972 INFO kablam!     |
Aug 30 21:45:28.972 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:28.972 INFO kablam!     |                     ----^^^^
Aug 30 21:45:28.972 INFO kablam!     |                     |
Aug 30 21:45:28.972 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:28.972 INFO kablam! ...
Aug 30 21:45:28.972 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Aug 30 21:45:28.972 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:28.972 INFO kablam! 
Aug 30 21:45:28.981 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:28.981 INFO kablam!    --> benches/throughput.rs:112:21
Aug 30 21:45:28.981 INFO kablam!     |
Aug 30 21:45:28.981 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:28.981 INFO kablam!     |                     ----^^^^
Aug 30 21:45:28.981 INFO kablam!     |                     |
Aug 30 21:45:28.981 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:28.981 INFO kablam! ...
Aug 30 21:45:28.981 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Aug 30 21:45:28.981 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Aug 30 21:45:28.981 INFO kablam! 
Aug 30 21:45:28.990 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:28.990 INFO kablam!    --> benches/throughput.rs:112:21
Aug 30 21:45:28.990 INFO kablam!     |
Aug 30 21:45:28.990 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:28.990 INFO kablam!     |                     ----^^^^
Aug 30 21:45:28.990 INFO kablam!     |                     |
Aug 30 21:45:28.990 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:28.990 INFO kablam! ...
Aug 30 21:45:28.990 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Aug 30 21:45:28.990 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:28.991 INFO kablam! 
Aug 30 21:45:28.999 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:28.999 INFO kablam!    --> benches/throughput.rs:112:21
Aug 30 21:45:28.999 INFO kablam!     |
Aug 30 21:45:28.999 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:28.999 INFO kablam!     |                     ----^^^^
Aug 30 21:45:28.999 INFO kablam!     |                     |
Aug 30 21:45:28.999 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:28.999 INFO kablam! ...
Aug 30 21:45:28.999 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Aug 30 21:45:28.999 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Aug 30 21:45:28.999 INFO kablam! 
Aug 30 21:45:29.007 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:29.007 INFO kablam!    --> benches/throughput.rs:182:21
Aug 30 21:45:29.007 INFO kablam!     |
Aug 30 21:45:29.007 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:29.007 INFO kablam!     |                     ----^^^^
Aug 30 21:45:29.007 INFO kablam!     |                     |
Aug 30 21:45:29.007 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:29.007 INFO kablam! ...
Aug 30 21:45:29.007 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Aug 30 21:45:29.007 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Aug 30 21:45:29.007 INFO kablam! 
Aug 30 21:45:29.014 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:29.014 INFO kablam!    --> benches/throughput.rs:182:21
Aug 30 21:45:29.014 INFO kablam!     |
Aug 30 21:45:29.014 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:29.014 INFO kablam!     |                     ----^^^^
Aug 30 21:45:29.014 INFO kablam!     |                     |
Aug 30 21:45:29.014 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:29.014 INFO kablam! ...
Aug 30 21:45:29.014 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Aug 30 21:45:29.014 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:29.014 INFO kablam! 
Aug 30 21:45:29.021 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:29.021 INFO kablam!    --> benches/throughput.rs:182:21
Aug 30 21:45:29.021 INFO kablam!     |
Aug 30 21:45:29.021 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:29.022 INFO kablam!     |                     ----^^^^
Aug 30 21:45:29.022 INFO kablam!     |                     |
Aug 30 21:45:29.022 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:29.022 INFO kablam! ...
Aug 30 21:45:29.022 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Aug 30 21:45:29.022 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:29.022 INFO kablam! 
Aug 30 21:45:29.029 INFO kablam! warning: variable does not need to be mutable
Aug 30 21:45:29.029 INFO kablam!    --> benches/throughput.rs:182:21
Aug 30 21:45:29.029 INFO kablam!     |
Aug 30 21:45:29.029 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Aug 30 21:45:29.029 INFO kablam!     |                     ----^^^^
Aug 30 21:45:29.029 INFO kablam!     |                     |
Aug 30 21:45:29.029 INFO kablam!     |                     help: remove this `mut`
Aug 30 21:45:29.030 INFO kablam! ...
Aug 30 21:45:29.030 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Aug 30 21:45:29.030 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Aug 30 21:45:29.030 INFO kablam! 
Aug 30 21:45:30.296 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
Aug 30 21:45:30.310 INFO kablam! su: No module specific data is present
Aug 30 21:45:30.678 INFO running `"docker" "rm" "-f" "4d9800a4b27b73a80a36d42d99ec9a92ca9fee0d255a34cf94dcc9f62ef2be33"`
Aug 30 21:45:30.800 INFO blam! 4d9800a4b27b73a80a36d42d99ec9a92ca9fee0d255a34cf94dcc9f62ef2be33