Sep 10 21:25:54.349 INFO checking chan-0.1.23 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 21:25:54.349 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 21:25:54.349 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:25:54.571 INFO blam! 14cfd07bf452c7c7fdcf2f53f777834151b7482aed86673ff550f23cef4572b0
Sep 10 21:25:54.573 INFO running `"docker" "start" "-a" "14cfd07bf452c7c7fdcf2f53f777834151b7482aed86673ff550f23cef4572b0"`
Sep 10 21:25:56.226 INFO kablam! usermod: no changes
Sep 10 21:25:56.381 INFO kablam!     Checking chan v0.1.23 (file:///source)
Sep 10 21:26:00.642 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.642 INFO kablam!    --> benches/throughput.rs:112:21
Sep 10 21:26:00.642 INFO kablam!     |
Sep 10 21:26:00.642 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.642 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.642 INFO kablam!     |                     |
Sep 10 21:26:00.642 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.642 INFO kablam! ...
Sep 10 21:26:00.642 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 10 21:26:00.642 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.642 INFO kablam!     |
Sep 10 21:26:00.642 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 21:26:00.642 INFO kablam! 
Sep 10 21:26:00.642 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.642 INFO kablam!    --> benches/throughput.rs:112:21
Sep 10 21:26:00.642 INFO kablam!     |
Sep 10 21:26:00.642 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.642 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.642 INFO kablam!     |                     |
Sep 10 21:26:00.642 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.642 INFO kablam! ...
Sep 10 21:26:00.642 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 10 21:26:00.642 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.642 INFO kablam! 
Sep 10 21:26:00.642 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.642 INFO kablam!    --> benches/throughput.rs:112:21
Sep 10 21:26:00.642 INFO kablam!     |
Sep 10 21:26:00.642 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.642 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.642 INFO kablam!     |                     |
Sep 10 21:26:00.642 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.642 INFO kablam! ...
Sep 10 21:26:00.642 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Sep 10 21:26:00.642 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Sep 10 21:26:00.642 INFO kablam! 
Sep 10 21:26:00.675 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.675 INFO kablam!    --> benches/throughput.rs:112:21
Sep 10 21:26:00.675 INFO kablam!     |
Sep 10 21:26:00.675 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.675 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.675 INFO kablam!     |                     |
Sep 10 21:26:00.675 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.675 INFO kablam! ...
Sep 10 21:26:00.675 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Sep 10 21:26:00.675 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.675 INFO kablam! 
Sep 10 21:26:00.679 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.679 INFO kablam!    --> benches/throughput.rs:112:21
Sep 10 21:26:00.679 INFO kablam!     |
Sep 10 21:26:00.679 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.679 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.679 INFO kablam!     |                     |
Sep 10 21:26:00.679 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.679 INFO kablam! ...
Sep 10 21:26:00.679 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Sep 10 21:26:00.679 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.680 INFO kablam! 
Sep 10 21:26:00.686 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.686 INFO kablam!    --> benches/throughput.rs:182:21
Sep 10 21:26:00.686 INFO kablam!     |
Sep 10 21:26:00.686 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.686 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.686 INFO kablam!     |                     |
Sep 10 21:26:00.686 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.686 INFO kablam! ...
Sep 10 21:26:00.686 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Sep 10 21:26:00.686 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Sep 10 21:26:00.686 INFO kablam! 
Sep 10 21:26:00.726 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.726 INFO kablam!    --> benches/throughput.rs:182:21
Sep 10 21:26:00.726 INFO kablam!     |
Sep 10 21:26:00.726 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.726 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.726 INFO kablam!     |                     |
Sep 10 21:26:00.726 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.726 INFO kablam! ...
Sep 10 21:26:00.726 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Sep 10 21:26:00.726 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.726 INFO kablam! 
Sep 10 21:26:00.747 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.747 INFO kablam!    --> benches/throughput.rs:182:21
Sep 10 21:26:00.747 INFO kablam!     |
Sep 10 21:26:00.747 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.747 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.747 INFO kablam!     |                     |
Sep 10 21:26:00.747 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.747 INFO kablam! ...
Sep 10 21:26:00.747 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Sep 10 21:26:00.747 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.747 INFO kablam! 
Sep 10 21:26:00.754 INFO kablam! warning: variable does not need to be mutable
Sep 10 21:26:00.754 INFO kablam!    --> benches/throughput.rs:182:21
Sep 10 21:26:00.754 INFO kablam!     |
Sep 10 21:26:00.754 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 10 21:26:00.754 INFO kablam!     |                     ----^^^^
Sep 10 21:26:00.754 INFO kablam!     |                     |
Sep 10 21:26:00.754 INFO kablam!     |                     help: remove this `mut`
Sep 10 21:26:00.754 INFO kablam! ...
Sep 10 21:26:00.754 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Sep 10 21:26:00.754 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Sep 10 21:26:00.754 INFO kablam! 
Sep 10 21:26:01.205 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.94s
Sep 10 21:26:01.222 INFO kablam! su: No module specific data is present
Sep 10 21:26:02.662 INFO running `"docker" "rm" "-f" "14cfd07bf452c7c7fdcf2f53f777834151b7482aed86673ff550f23cef4572b0"`
Sep 10 21:26:02.783 INFO blam! 14cfd07bf452c7c7fdcf2f53f777834151b7482aed86673ff550f23cef4572b0