Sep 02 18:24:33.176 INFO checking chan-0.1.23 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 18:24:33.176 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 18:24:33.176 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 18:24:33.397 INFO blam! 774ea7771f5dc1dc04ee555b721f5c80abfe32761cf583da562ac7a0f3d9e68b
Sep 02 18:24:33.399 INFO running `"docker" "start" "-a" "774ea7771f5dc1dc04ee555b721f5c80abfe32761cf583da562ac7a0f3d9e68b"`
Sep 02 18:24:34.399 INFO kablam!     Checking chan v0.1.23 (file:///source)
Sep 02 18:24:40.277 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.277 INFO kablam!    --> benches/throughput.rs:112:21
Sep 02 18:24:40.278 INFO kablam!     |
Sep 02 18:24:40.278 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.278 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.278 INFO kablam!     |                     |
Sep 02 18:24:40.278 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.278 INFO kablam! ...
Sep 02 18:24:40.278 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 02 18:24:40.278 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.278 INFO kablam!     |
Sep 02 18:24:40.278 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 18:24:40.278 INFO kablam! 
Sep 02 18:24:40.278 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.278 INFO kablam!    --> benches/throughput.rs:112:21
Sep 02 18:24:40.278 INFO kablam!     |
Sep 02 18:24:40.278 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.278 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.278 INFO kablam!     |                     |
Sep 02 18:24:40.278 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.278 INFO kablam! ...
Sep 02 18:24:40.279 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 02 18:24:40.279 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.279 INFO kablam! 
Sep 02 18:24:40.289 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.289 INFO kablam!    --> benches/throughput.rs:112:21
Sep 02 18:24:40.289 INFO kablam!     |
Sep 02 18:24:40.289 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.289 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.289 INFO kablam!     |                     |
Sep 02 18:24:40.289 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.289 INFO kablam! ...
Sep 02 18:24:40.289 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Sep 02 18:24:40.289 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Sep 02 18:24:40.289 INFO kablam! 
Sep 02 18:24:40.300 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.300 INFO kablam!    --> benches/throughput.rs:112:21
Sep 02 18:24:40.300 INFO kablam!     |
Sep 02 18:24:40.300 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.300 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.300 INFO kablam!     |                     |
Sep 02 18:24:40.300 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.300 INFO kablam! ...
Sep 02 18:24:40.300 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Sep 02 18:24:40.300 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.300 INFO kablam! 
Sep 02 18:24:40.312 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.312 INFO kablam!    --> benches/throughput.rs:112:21
Sep 02 18:24:40.312 INFO kablam!     |
Sep 02 18:24:40.312 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.312 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.312 INFO kablam!     |                     |
Sep 02 18:24:40.312 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.312 INFO kablam! ...
Sep 02 18:24:40.312 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Sep 02 18:24:40.312 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.312 INFO kablam! 
Sep 02 18:24:40.323 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.323 INFO kablam!    --> benches/throughput.rs:182:21
Sep 02 18:24:40.323 INFO kablam!     |
Sep 02 18:24:40.323 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.323 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.323 INFO kablam!     |                     |
Sep 02 18:24:40.323 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.323 INFO kablam! ...
Sep 02 18:24:40.323 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Sep 02 18:24:40.323 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Sep 02 18:24:40.323 INFO kablam! 
Sep 02 18:24:40.334 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.334 INFO kablam!    --> benches/throughput.rs:182:21
Sep 02 18:24:40.334 INFO kablam!     |
Sep 02 18:24:40.334 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.334 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.334 INFO kablam!     |                     |
Sep 02 18:24:40.334 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.334 INFO kablam! ...
Sep 02 18:24:40.334 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Sep 02 18:24:40.334 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.334 INFO kablam! 
Sep 02 18:24:40.345 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.345 INFO kablam!    --> benches/throughput.rs:182:21
Sep 02 18:24:40.345 INFO kablam!     |
Sep 02 18:24:40.345 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.345 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.345 INFO kablam!     |                     |
Sep 02 18:24:40.345 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.345 INFO kablam! ...
Sep 02 18:24:40.345 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Sep 02 18:24:40.345 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.345 INFO kablam! 
Sep 02 18:24:40.356 INFO kablam! warning: variable does not need to be mutable
Sep 02 18:24:40.356 INFO kablam!    --> benches/throughput.rs:182:21
Sep 02 18:24:40.356 INFO kablam!     |
Sep 02 18:24:40.356 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 02 18:24:40.356 INFO kablam!     |                     ----^^^^
Sep 02 18:24:40.356 INFO kablam!     |                     |
Sep 02 18:24:40.356 INFO kablam!     |                     help: remove this `mut`
Sep 02 18:24:40.357 INFO kablam! ...
Sep 02 18:24:40.357 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Sep 02 18:24:40.357 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Sep 02 18:24:40.357 INFO kablam! 
Sep 02 18:24:41.923 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.68s
Sep 02 18:24:41.936 INFO kablam! su: No module specific data is present
Sep 02 18:24:42.524 INFO running `"docker" "rm" "-f" "774ea7771f5dc1dc04ee555b721f5c80abfe32761cf583da562ac7a0f3d9e68b"`
Sep 02 18:24:42.619 INFO blam! 774ea7771f5dc1dc04ee555b721f5c80abfe32761cf583da562ac7a0f3d9e68b