Sep 21 12:19:04.738 INFO checking chan-0.1.23 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 12:19:04.738 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 12:19:04.738 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-5/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 12:19:04.997 INFO blam! 5fb3e2f507f2713f6da7bd505d1b6b628568326cd0a91dcdd28e97567155a45c
Sep 21 12:19:04.998 INFO running `"docker" "start" "-a" "5fb3e2f507f2713f6da7bd505d1b6b628568326cd0a91dcdd28e97567155a45c"`
Sep 21 12:19:06.162 INFO kablam! usermod: no changes
Sep 21 12:19:06.350 INFO kablam!     Checking chan v0.1.23 (/source)
Sep 21 12:19:11.002 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.002 INFO kablam!    --> benches/throughput.rs:112:21
Sep 21 12:19:11.002 INFO kablam!     |
Sep 21 12:19:11.002 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.002 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.002 INFO kablam!     |                     |
Sep 21 12:19:11.002 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.002 INFO kablam! ...
Sep 21 12:19:11.002 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 21 12:19:11.002 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.002 INFO kablam!     |
Sep 21 12:19:11.002 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 12:19:11.002 INFO kablam! 
Sep 21 12:19:11.002 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.002 INFO kablam!    --> benches/throughput.rs:112:21
Sep 21 12:19:11.002 INFO kablam!     |
Sep 21 12:19:11.002 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.002 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.002 INFO kablam!     |                     |
Sep 21 12:19:11.002 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.002 INFO kablam! ...
Sep 21 12:19:11.002 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 21 12:19:11.002 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.002 INFO kablam! 
Sep 21 12:19:11.014 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.014 INFO kablam!    --> benches/throughput.rs:112:21
Sep 21 12:19:11.014 INFO kablam!     |
Sep 21 12:19:11.014 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.014 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.014 INFO kablam!     |                     |
Sep 21 12:19:11.014 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.014 INFO kablam! ...
Sep 21 12:19:11.014 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Sep 21 12:19:11.014 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Sep 21 12:19:11.014 INFO kablam! 
Sep 21 12:19:11.018 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.018 INFO kablam!    --> benches/throughput.rs:112:21
Sep 21 12:19:11.018 INFO kablam!     |
Sep 21 12:19:11.018 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.018 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.018 INFO kablam!     |                     |
Sep 21 12:19:11.018 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.018 INFO kablam! ...
Sep 21 12:19:11.018 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Sep 21 12:19:11.018 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.018 INFO kablam! 
Sep 21 12:19:11.039 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.039 INFO kablam!    --> benches/throughput.rs:112:21
Sep 21 12:19:11.039 INFO kablam!     |
Sep 21 12:19:11.039 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.039 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.039 INFO kablam!     |                     |
Sep 21 12:19:11.039 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.039 INFO kablam! ...
Sep 21 12:19:11.039 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Sep 21 12:19:11.039 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.039 INFO kablam! 
Sep 21 12:19:11.050 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.050 INFO kablam!    --> benches/throughput.rs:182:21
Sep 21 12:19:11.050 INFO kablam!     |
Sep 21 12:19:11.050 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.050 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.050 INFO kablam!     |                     |
Sep 21 12:19:11.050 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.050 INFO kablam! ...
Sep 21 12:19:11.050 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Sep 21 12:19:11.050 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Sep 21 12:19:11.050 INFO kablam! 
Sep 21 12:19:11.058 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.058 INFO kablam!    --> benches/throughput.rs:182:21
Sep 21 12:19:11.058 INFO kablam!     |
Sep 21 12:19:11.058 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.058 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.058 INFO kablam!     |                     |
Sep 21 12:19:11.058 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.058 INFO kablam! ...
Sep 21 12:19:11.058 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Sep 21 12:19:11.058 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.058 INFO kablam! 
Sep 21 12:19:11.075 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.075 INFO kablam!    --> benches/throughput.rs:182:21
Sep 21 12:19:11.075 INFO kablam!     |
Sep 21 12:19:11.075 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.075 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.075 INFO kablam!     |                     |
Sep 21 12:19:11.075 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.075 INFO kablam! ...
Sep 21 12:19:11.075 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Sep 21 12:19:11.075 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.075 INFO kablam! 
Sep 21 12:19:11.089 INFO kablam! warning: variable does not need to be mutable
Sep 21 12:19:11.089 INFO kablam!    --> benches/throughput.rs:182:21
Sep 21 12:19:11.089 INFO kablam!     |
Sep 21 12:19:11.089 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 21 12:19:11.089 INFO kablam!     |                     ----^^^^
Sep 21 12:19:11.089 INFO kablam!     |                     |
Sep 21 12:19:11.089 INFO kablam!     |                     help: remove this `mut`
Sep 21 12:19:11.089 INFO kablam! ...
Sep 21 12:19:11.089 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Sep 21 12:19:11.089 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Sep 21 12:19:11.089 INFO kablam! 
Sep 21 12:19:11.662 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
Sep 21 12:19:11.678 INFO kablam! su: No module specific data is present
Sep 21 12:19:12.628 INFO running `"docker" "rm" "-f" "5fb3e2f507f2713f6da7bd505d1b6b628568326cd0a91dcdd28e97567155a45c"`
Sep 21 12:19:12.807 INFO blam! 5fb3e2f507f2713f6da7bd505d1b6b628568326cd0a91dcdd28e97567155a45c